Series MS Magnesense Differential Pressure Transmitter Wholesaler

MS – 121 Dwyer Magnesense Differential Pressure Transmitter

Minimum Order Quantity	1 Number
Model Name/Number	MS – 121
Brand	Dwyer USA
Usage/Application	Industrial Process Monitoring
Automation Grade	Manual
Supply	0 to 35 VDC (2-wire) 17 to 36 VDC or isolated 21.6 to 33 VAC (3-wire).
Product Weight	8.0 oz (230 g).
Output Type	4-20 mA
Range	0.1″,0.25″,0.5″ (25,50,100 Pa)

MS – 121 Dwyer Magnesense Differential Pressure Transmitter See Related Products Below For Other Options (LCD Display, Static Probe). The Series MS Magnesense Differential Pressure Transmitter is an extremely versatile transmitter for monitoring pressure and air velocity. This compact package is loaded with features such as:

Field selectable English or Metric ranges
Field upgradeable LCD display
Adjustable damping of output signal with optional display
Ability to select a square root output for use with pitot tubes and other similar flow sensors

Along with these features, the patented magnetic sensing technology provides exceptional long term performance and enables the Magnesense Differential Pressure Transmitter to be the single solution for your pressure and flow applications.

Below are other pressure ranges available for Series MS Differential Pressure Transmitters:

Model Number	Output	Selectable Ranges
MS-121	4-20 mA	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-321	0-10 V	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-721	0-5 V	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-111	4-20 mA	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-311	0-10 V	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-711	0-5 V	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-131	4-20 mA	10″ w.c. (2 kPa)
MS-141	4-20 mA	15″ w.c. (3 kPa)
MS-151	4-20 mA	25″ w.c. (5 kPa)
MS-331	0-10 V	10″ w.c. (2 kPa)
MS-341	0-10 V	15″ w.c. (3 kPa)
MS-351	0-10 V	25″ w.c. (5 kPa)
MS-021	4-20 mA	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)
MS-221	0-10 V	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)
MS-621	0-5 V	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)

MS – 321 Dwyer Magnesense Differential Pressure Transmitter

Minimum Order Quantity	1 Number
Model Name/Number	MS – 321
Brand	Dwyer USA
Usage/Application	Industrial Process Monitoring
Automation Grade	Manual
Supply	0 to 35 VDC (2-wire) 17 to 36 VDC or isolated 21.6 to 33 VAC (3-wire).
Range	0.1″,0.25″,0.5″ w.c. (25,50,100 Pa)
Weight	8.0 oz (230 g).
Current Consumption	40 mA max
Loop Resistance	Current output:0-1250 Ohms max

MS – 321 Dwyer Magnesense Differential Pressure Transmitter See Related Products Below For Other Options (LCD Display, Static Probe). The Series MS Magnesense Differential Pressure Transmitter is an extremely versatile transmitter for monitoring pressure and air velocity. This compact package is loaded with features such as:

Field selectable English or Metric ranges
Field upgradeable LCD display
Adjustable damping of output signal with optional display
Ability to select a square root output for use with pitot tubes and other similar flow sensors

Model Number	Output	Selectable Ranges
MS-121	4-20 mA	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-321	0-10 V	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-721	0-5 V	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-111	4-20 mA	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-311	0-10 V	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-711	0-5 V	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-131	4-20 mA	10″ w.c. (2 kPa)
MS-141	4-20 mA	15″ w.c. (3 kPa)
MS-151	4-20 mA	25″ w.c. (5 kPa)
MS-331	0-10 V	10″ w.c. (2 kPa)
MS-341	0-10 V	15″ w.c. (3 kPa)
MS-351	0-10 V	25″ w.c. (5 kPa)
MS-021	4-20 mA	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)
MS-221	0-10 V	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)
MS-621	0-5 V	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)

MS – 721 Dwyer Magnesense Differential Pressure Transmitter

Model Name/Number	MS – 721
Brand	Dwyer USA
Power	10 to 35 VDC (2-wire).
Usage/Application	Industrial Process Monitoring
Electrical Connection	4-20 mA,2-Wire European style terminal block for 16 to 26 AWG.
Display Type	Lcd And With Out Lcd 4 Digit Lcd
Automation Grade	Manual
Supply	0 to 35 VDC (2-wire) 17 to 36 VDC or isolated 21.6 to 33 VAC (3-wire).
Range	0.1″,0.25″,0.5″ w.c. (25,50,100 Pa)
Weight	8.0 oz (230 g).
Output Type	0-5 V
Mounting Type	Diaphragm In Vertical Position

MS – 721 Dwyer Magnesense Differential Pressure Transmitter See Related Products Below For Other Options (LCD Display, Static Probe). The Series MS Magnesense Differential Pressure Transmitter is an extremely versatile transmitter for monitoring pressure and air velocity. This compact package is loaded with features such as:

Field selectable English or Metric ranges
Field upgradeable LCD display
Adjustable damping of output signal with optional display
Ability to select a square root output for use with pitot tubes and other similar flow sensors

Model Number	Output	Selectable Ranges
MS-121	4-20 mA	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-321	0-10 V	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-721	0-5 V	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-111	4-20 mA	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-311	0-10 V	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-711	0-5 V	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-131	4-20 mA	10″ w.c. (2 kPa)
MS-141	4-20 mA	15″ w.c. (3 kPa)
MS-151	4-20 mA	25″ w.c. (5 kPa)
MS-331	0-10 V	10″ w.c. (2 kPa)
MS-341	0-10 V	15″ w.c. (3 kPa)
MS-351	0-10 V	25″ w.c. (5 kPa)
MS-021	4-20 mA	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)
MS-221	0-10 V	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)
MS-621	0-5 V	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)

MS – 111 Dwyer Magnesense Differential Pressure Transmitter

Minimum Order Quantity	1 Number
Model Name/Number	MS – 111
Brand	Dwyer USA
Power	10 to 35 VDC (2-wire).
Usage/Application	Industrial Process Monitoring
Electrical Connection	4-20 mA,2-Wire European style terminal block for 16 to 26 AWG.
Display Type	Lcd And With Out Lcd
Automation Grade	Manual
Product Weight	8.0 oz (230 g).
Output Type	0-10 V
Range	1″,2″,5″ (250,500,1250 Pa)

MS – 111 Dwyer Magnesense Differential Pressure Transmitter See Related Products Below For Other Options (LCD Display, Static Probe). The Series MS Magnesense Differential Pressure Transmitter is an extremely versatile transmitter for monitoring pressure and air velocity. This compact package is loaded with features such as:

Field selectable English or Metric ranges
Field upgradeable LCD display
Adjustable damping of output signal with optional display
Ability to select a square root output for use with pitot tubes and other similar flow sensors

Model Number	Output	Selectable Ranges
MS-121	4-20 mA	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-321	0-10 V	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-721	0-5 V	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-111	4-20 mA	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-311	0-10 V	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-711	0-5 V	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-131	4-20 mA	10″ w.c. (2 kPa)
MS-141	4-20 mA	15″ w.c. (3 kPa)
MS-151	4-20 mA	25″ w.c. (5 kPa)
MS-331	0-10 V	10″ w.c. (2 kPa)
MS-341	0-10 V	15″ w.c. (3 kPa)
MS-351	0-10 V	25″ w.c. (5 kPa)
MS-021	4-20 mA	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)
MS-221	0-10 V	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)
MS-621	0-5 V	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)

MS – 311 Dwyer Magnesense Differential Pressure Transmitter

Minimum Order Quantity	1 Number
Model Name/Number	MS – 311
Brand	Dwyer USA
Power	10 to 35 VDC (2-wire).
Usage/Application	Industrial Process Monitoring
Electrical Connection	4-20 mA,2-Wire European style terminal block for 16 to 26 AWG.
Automation Grade	Manual
Display Type	Lcd And With Out Lcd
Supply	0 to 35 VDC (2-wire) 17 to 36 VDC or isolated 21.6 to 33 VAC (3-wire).
Range	1″,2″,5″ w.c. (250,500,1250 Pa)
Weight	8.0 oz (230 g).

MS – 311 Dwyer Magnesense Differential Pressure Transmitter See Related Products Below For Other Options (LCD Display, Static Probe). The Series MS Magnesense Differential Pressure Transmitter is an extremely versatile transmitter for monitoring pressure and air velocity. This compact package is loaded with features such as:

Field selectable English or Metric ranges
Field upgradeable LCD display
Adjustable damping of output signal with optional display
Ability to select a square root output for use with pitot tubes and other similar flow sensors

Model Number	Output	Selectable Ranges
MS-121	4-20 mA	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-321	0-10 V	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-721	0-5 V	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-111	4-20 mA	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-311	0-10 V	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-711	0-5 V	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-131	4-20 mA	10″ w.c. (2 kPa)
MS-141	4-20 mA	15″ w.c. (3 kPa)
MS-151	4-20 mA	25″ w.c. (5 kPa)
MS-331	0-10 V	10″ w.c. (2 kPa)
MS-341	0-10 V	15″ w.c. (3 kPa)
MS-351	0-10 V	25″ w.c. (5 kPa)
MS-021	4-20 mA	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)
MS-221	0-10 V	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)
MS-621	0-5 V	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)

MS – 711 Dwyer Magnesense Differential Pressure Transmitter

Minimum Order Quantity	1 Number
Model Name/Number	MS – 711
Brand	Dwyer USA
Power	10 to 35 VDC (2-wire).
Usage/Application	Industrial Process Monitoring
Electrical Connection	4-20 mA,2-Wire European style terminal block for 16 to 26 AWG.
Display Type	LCD AND WITH OUT LCD 4 digit LCD.
Automation Grade	Manual
Supply	0 to 35 VDC (2-wire) 17 to 36 VDC or isolated 21.6 to 33 VAC (3-wire).
Range	1″,2″,5″ w.c. (250,500,1250 Pa)
Output Type	0-5 V
Weight	8.0 oz (230 g).
Power Supply	0 to 35 VDC (2-wire) 17 to 36 VDC or isolated 21.6 to 33 VAC (3-wire).
Mounting Type	Diaphragm in Vertical Position

MS – 711 Dwyer Magnesense Differential Pressure Transmitter See Related Products Below For Other Options (LCD Display, Static Probe). The Series MS Magnesense Differential Pressure Transmitter is an extremely versatile transmitter for monitoring pressure and air velocity. This compact package is loaded with features such as:

Field selectable English or Metric ranges
Field upgradeable LCD display
Adjustable damping of output signal with optional display
Ability to select a square root output for use with pitot tubes and other similar flow sensors

Model Number	Output	Selectable Ranges
MS-121	4-20 mA	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-321	0-10 V	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-721	0-5 V	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-111	4-20 mA	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-311	0-10 V	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-711	0-5 V	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-131	4-20 mA	10″ w.c. (2 kPa)
MS-141	4-20 mA	15″ w.c. (3 kPa)
MS-151	4-20 mA	25″ w.c. (5 kPa)
MS-331	0-10 V	10″ w.c. (2 kPa)
MS-341	0-10 V	15″ w.c. (3 kPa)
MS-351	0-10 V	25″ w.c. (5 kPa)
MS-021	4-20 mA	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)
MS-221	0-10 V	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)
MS-621	0-5 V	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)

MS – 131 Dwyer Magnesense Differential Pressure Transmitter

Minimum Order Quantity	1 Number
Model Name/Number	MS – 131
Brand	Dwyer USA
Power	10 to 35 VDC (2-wire).
Usage/Application	Industrial Process Monitoring
Electrical Connection	4-20 mA,2-Wire European style terminal block for 16 to 26 AWG.
Display Type	Lcd And With Out Lcd
Automation Grade	Manual
Product Weight	8.0 oz (230 g).
Supply	0 to 35 VDC (2-wire) 17 to 36 VDC or isolated 21.6 to 33 VAC (3-wire).
Range	10″ (2 kPa)
Output Type	4-20 mA

MS – 131 Dwyer Magnesense Differential Pressure Transmitter See Related Products Below For Other Options (LCD Display, Static Probe). The Series MS Magnesense Differential Pressure Transmitter is an extremely versatile transmitter for monitoring pressure and air velocity. This compact package is loaded with features such as:

Field selectable English or Metric ranges
Field upgradeable LCD display
Adjustable damping of output signal with optional display
Ability to select a square root output for use with pitot tubes and other similar flow sensors

Model Number	Output	Selectable Ranges
MS-121	4-20 mA	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-321	0-10 V	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-721	0-5 V	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-111	4-20 mA	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-311	0-10 V	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-711	0-5 V	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-131	4-20 mA	10″ w.c. (2 kPa)
MS-141	4-20 mA	15″ w.c. (3 kPa)
MS-151	4-20 mA	25″ w.c. (5 kPa)
MS-331	0-10 V	10″ w.c. (2 kPa)
MS-341	0-10 V	15″ w.c. (3 kPa)
MS-351	0-10 V	25″ w.c. (5 kPa)
MS-021	4-20 mA	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)
MS-221	0-10 V	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)
MS-621	0-5 V	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)

MS – 141 Dwyer Magnesense Differential Pressure Transmitter

Minimum Order Quantity	1 Number
Model Name/Number	MS – 141
Brand	Dwyer USA
Power	10 to 35 VDC (2-wire).
Usage/Application	Industrial Process Monitoring
Electrical Connection	4-20 mA,2-Wire European style terminal block for 16 to 26 AWG.
Automation Grade	Manual
Display Type	LCD And With Out LCD 4 digit LCD
Supply	0 to 35 VDC (2-wire) 17 to 36 VDC or isolated 21.6 to 33 VAC (3-wire).
Range	15″ w.c. (3 kPa)
Output Signal	4-20 mA
Weight	8.0 oz (230 g).
Power Supply	0 to 35 VDC (2-wire) 17 to 36 VDC or isolated 21.6 to 33 VAC (3-wire).
Mounting Type	Diaphragm in Vertical Position

MS – 141 Dwyer Magnesense Differential Pressure Transmitter See Related Products Below For Other Options (LCD Display, Static Probe). The Series MS Magnesense Differential Pressure Transmitter is an extremely versatile transmitter for monitoring pressure and air velocity. This compact package is loaded with features such as:

Field selectable English or Metric ranges
Field upgradeable LCD display
Adjustable damping of output signal with optional display
Ability to select a square root output for use with pitot tubes and other similar flow sensors

Model Number	Output	Selectable Ranges
MS-121	4-20 mA	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-321	0-10 V	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-721	0-5 V	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-111	4-20 mA	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-311	0-10 V	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-711	0-5 V	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-131	4-20 mA	10″ w.c. (2 kPa)
MS-141	4-20 mA	15″ w.c. (3 kPa)
MS-151	4-20 mA	25″ w.c. (5 kPa)
MS-331	0-10 V	10″ w.c. (2 kPa)
MS-341	0-10 V	15″ w.c. (3 kPa)
MS-351	0-10 V	25″ w.c. (5 kPa)
MS-021	4-20 mA	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)
MS-221	0-10 V	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)
MS-621	0-5 V	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)

MS – 151 Dwyer Magnesense Differential Pressure Transmitter

Minimum Order Quantity	1 Number
Model Name/Number	MS – 151
Brand	Dwyer USA
Power	10 to 35 VDC (2-wire).
Usage/Application	Industrial Process Monitoring
Electrical Connection	4-20 mA,2-Wire European style terminal block for 16 to 26 AWG.
Display Type	Lcd And With Out Lcd
Automation Grade	Manual
Supply	0 to 35 VDC (2-wire) 17 to 36 VDC or isolated 21.6 to 33 VAC (3-wire).
Range	25″ w.c. (5 kPa)
Weight	8.0 oz (230 g).

MS – 151 Dwyer Magnesense Differential Pressure Transmitter See Related Products Below For Other Options (LCD Display, Static Probe). The Series MS Magnesense Differential Pressure Transmitter is an extremely versatile transmitter for monitoring pressure and air velocity. This compact package is loaded with features such as:

Field selectable English or Metric ranges
Field upgradeable LCD display
Adjustable damping of output signal with optional display
Ability to select a square root output for use with pitot tubes and other similar flow sensors

Model Number	Output	Selectable Ranges
MS-121	4-20 mA	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-321	0-10 V	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-721	0-5 V	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-111	4-20 mA	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-311	0-10 V	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-711	0-5 V	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-131	4-20 mA	10″ w.c. (2 kPa)
MS-141	4-20 mA	15″ w.c. (3 kPa)
MS-151	4-20 mA	25″ w.c. (5 kPa)
MS-331	0-10 V	10″ w.c. (2 kPa)
MS-341	0-10 V	15″ w.c. (3 kPa)
MS-351	0-10 V	25″ w.c. (5 kPa)
MS-021	4-20 mA	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)
MS-221	0-10 V	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)
MS-621	0-5 V	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)

MS – 331 Dwyer Magnesense Differential Pressure Transmitter

Minimum Order Quantity	1 Number
Model Name/Number	MS – 331
Brand	Dwyer USA
Power	10 to 35 VDC (2-wire)
Usage/Application	Industrial Process Monitoring
Display Type	LCD AND WITH OUT LCD 4 digit LCD.
Range	10″ w.c. (2 kPa)
Output Type	0-10 V
Weight	8.0 oz (230 g).
Power Supply	10 to 35 VDC (2-wire).

MS – 331 Dwyer Magnesense Differential Pressure Transmitter See Related Products Below For Other Options (LCD Display, Static Probe). The Series MS Magnesense Differential Pressure Transmitter is an extremely versatile transmitter for monitoring pressure and air velocity. This compact package is loaded with features such as:

Field selectable English or Metric ranges
Field upgradeable LCD display
Adjustable damping of output signal with optional display
Ability to select a square root output for use with pitot tubes and other similar flow sensors

Model Number	Output	Selectable Ranges
MS-121	4-20 mA	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-321	0-10 V	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-721	0-5 V	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-111	4-20 mA	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-311	0-10 V	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-711	0-5 V	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-131	4-20 mA	10″ w.c. (2 kPa)
MS-141	4-20 mA	15″ w.c. (3 kPa)
MS-151	4-20 mA	25″ w.c. (5 kPa)
MS-331	0-10 V	10″ w.c. (2 kPa)
MS-341	0-10 V	15″ w.c. (3 kPa)
MS-351	0-10 V	25″ w.c. (5 kPa)
MS-021	4-20 mA	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)
MS-221	0-10 V	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)
MS-621	0-5 V	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)

MS – 341 Dwyer Magnesense Differential Pressure Transmitter

Minimum Order Quantity	1 Number
Model Name/Number	MS – 341
Brand	Dwyer USA
Power	10 to 35 VDC (2-wire)
Usage/Application	Industrial Process Monitoring
Display Type	LCD AND WITH OUT LCD
Range	15″ w.c. (3 kPa)
Output Type	0-10 V
Weight	8.0 oz (230 g).
Mounting Type	Diaphragm in Vertical Position

MS – 341 Dwyer Magnesense Differential Pressure Transmitter See Related Products Below For Other Options (LCD Display, Static Probe). The Series MS Magnesense Differential Pressure Transmitter is an extremely versatile transmitter for monitoring pressure and air velocity. This compact package is loaded with features such as:

Field selectable English or Metric ranges
Field upgradeable LCD display
Adjustable damping of output signal with optional display
Ability to select a square root output for use with pitot tubes and other similar flow sensors

Model Number	Output	Selectable Ranges
MS-121	4-20 mA	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-321	0-10 V	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-721	0-5 V	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-111	4-20 mA	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-311	0-10 V	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-711	0-5 V	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-131	4-20 mA	10″ w.c. (2 kPa)
MS-141	4-20 mA	15″ w.c. (3 kPa)
MS-151	4-20 mA	25″ w.c. (5 kPa)
MS-331	0-10 V	10″ w.c. (2 kPa)
MS-341	0-10 V	15″ w.c. (3 kPa)
MS-351	0-10 V	25″ w.c. (5 kPa)
MS-021	4-20 mA	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)
MS-221	0-10 V	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)
MS-621	0-5 V	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)

MS – 351 Dwyer Magnesense Differential Pressure Transmitter

Minimum Order Quantity	1 Number
Model Name/Number	MS – 351
Brand	Dwyer USA
Power	10 to 35 VDC (2-wire).
Usage/Application	Industrial Process Monitoring
Electrical Connection	4-20 mA,2-Wire European style terminal block for 16 to 26 AWG.
Display Type	Lcd And With Out Lcd 4 Digit Lcd
Automation Grade	Manual
Supply	0 to 35 VDC (2-wire) 17 to 36 VDC or isolated 21.6 to 33 VAC (3-wire).
Range	25″ w.c. (5 kPa)
Output Signal	0-10 V
Weight	8.0 oz (230 g).
Output Type	0-10 V
Power Supply	0 to 35 VDC (2-wire) 17 to 36 VDC or isolated 21.6 to 33 VAC (3-wire).
Mounting Type	Diaphragm In Vertical Position

MS – 351 Dwyer Magnesense Differential Pressure Transmitter See Related Products Below For Other Options (LCD Display, Static Probe). The Series MS Magnesense Differential Pressure Transmitter is an extremely versatile transmitter for monitoring pressure and air velocity. This compact package is loaded with features such as:

Field selectable English or Metric ranges
Field upgradeable LCD display
Adjustable damping of output signal with optional display
Ability to select a square root output for use with pitot tubes and other similar flow sensors

Model Number	Output	Selectable Ranges
MS-121	4-20 mA	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-321	0-10 V	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-721	0-5 V	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-111	4-20 mA	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-311	0-10 V	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-711	0-5 V	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-131	4-20 mA	10″ w.c. (2 kPa)
MS-141	4-20 mA	15″ w.c. (3 kPa)
MS-151	4-20 mA	25″ w.c. (5 kPa)
MS-331	0-10 V	10″ w.c. (2 kPa)
MS-341	0-10 V	15″ w.c. (3 kPa)
MS-351	0-10 V	25″ w.c. (5 kPa)
MS-021	4-20 mA	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)
MS-221	0-10 V	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)
MS-621	0-5 V	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)

MS – 021 Dwyer Magnesense Differential Pressure Transmitter

Minimum Order Quantity	1 Number
Model Name/Number	MS – 021
Brand	Dwyer USA
Power	10 to 35 VDC (2-wire).
Usage/Application	Industrial Process Monitoring
Electrical Connection	4-20 mA,2-Wire European style terminal block for 16 to 26 AWG.
Automation Grade	Manual
Display Type	Lcd And With Out Lcd
Supply	0 to 35 VDC (2-wire) 17 to 36 VDC or isolated 21.6 to 33 VAC (3-wire).
Output Type	4-20 mA
Weight	8.0 oz (230 g).
Range	+-0.1″,0.25″,0.5″ (+-25,50,100 Pa)

MS – 021 Dwyer Magnesense Differential Pressure Transmitter See Related Products Below For Other Options (LCD Display, Static Probe). The Series MS Magnesense Differential Pressure Transmitter is an extremely versatile transmitter for monitoring pressure and air velocity. This compact package is loaded with features such as:

Field selectable English or Metric ranges
Field upgradeable LCD display
Adjustable damping of output signal with optional display
Ability to select a square root output for use with pitot tubes and other similar flow sensors

Model Number	Output	Selectable Ranges
MS-121	4-20 mA	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-321	0-10 V	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-721	0-5 V	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-111	4-20 mA	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-311	0-10 V	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-711	0-5 V	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-131	4-20 mA	10″ w.c. (2 kPa)
MS-141	4-20 mA	15″ w.c. (3 kPa)
MS-151	4-20 mA	25″ w.c. (5 kPa)
MS-331	0-10 V	10″ w.c. (2 kPa)
MS-341	0-10 V	15″ w.c. (3 kPa)
MS-351	0-10 V	25″ w.c. (5 kPa)
MS-021	4-20 mA	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)
MS-221	0-10 V	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)
MS-621	0-5 V	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)

MS – 221 Dwyer Magnesense Differential Pressure Transmitter

Minimum Order Quantity	1 Number
Model Name/Number	MS – 221
Brand	Dwyer USA
Power	10 to 35 VDC (2-wire).
Usage/Application	Industrial Process Monitoring
Electrical Connection	4-20 mA,2-Wire European style terminal block for 16 to 26 AWG.
Automation Grade	Manual
Display Type	Lcd And With Out Lcd 4 Digit Lcd
Product Weight	8.0 oz (230 g)
Supply	0 to 35 VDC (2-wire) 17 to 36 VDC or isolated 21.6 to 33 VAC (3-wire).
Output Type	0-10 V
Power Supply	0 to 35 VDC (2-wire) 17 to 36 VDC or isolated 21.6 to 33 VAC (3-wire).
Mounting Type	Diaphragm in Vertical Position

MS – 221 Dwyer Magnesense Differential Pressure Transmitter See Related Products Below For Other Options (LCD Display, Static Probe). The Series MS Magnesense Differential Pressure Transmitter is an extremely versatile transmitter for monitoring pressure and air velocity. This compact package is loaded with features such as:

Field selectable English or Metric ranges
Field upgradeable LCD display
Adjustable damping of output signal with optional display
Ability to select a square root output for use with pitot tubes and other similar flow sensors

Model Number	Output	Selectable Ranges
MS-121	4-20 mA	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-321	0-10 V	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-721	0-5 V	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-111	4-20 mA	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-311	0-10 V	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-711	0-5 V	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-131	4-20 mA	10″ w.c. (2 kPa)
MS-141	4-20 mA	15″ w.c. (3 kPa)
MS-151	4-20 mA	25″ w.c. (5 kPa)
MS-331	0-10 V	10″ w.c. (2 kPa)
MS-341	0-10 V	15″ w.c. (3 kPa)
MS-351	0-10 V	25″ w.c. (5 kPa)
MS-021	4-20 mA	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)
MS-221	0-10 V	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)
MS-621	0-5 V	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)

MS – 621 Dwyer Magnesense Differential Pressure Transmitter

Minimum Order Quantity	1 Number
Model Name/Number	MS – 621
Brand	Dwyer USA
Power	10 to 35 VDC (2-wire).
Accuracy	+-1% for 0.25″ (50 Pa),0.5″ (100 Pa),+-2% for 0.1″ (25 Pa)
Usage/Application	Industrial Process Monitoring
Display Type	LCD AND WITH OUT LCD 4 digit LCD.
Weight	8.0 oz (230 g).
Power Supply	0 to 35 VDC (2-wire) 17 to 36 VDC or isolated 21.6 to 33 VAC (3-wire).
Agency Approvals	CE
Current Consumption	40 mA max
Stability	+-1% F.S.O.
Temperature Limits	0 to 150 deg F (-18 to 66 deg C)
Display (optional)	4 digit LCD

MS – 621 Dwyer Magnesense Differential Pressure Transmitter See Related Products Below For Other Options (LCD Display, Static Probe). The Series MS Magnesense Differential Pressure Transmitter is an extremely versatile transmitter for monitoring pressure and air velocity. This compact package is loaded with features such as:

Field selectable English or Metric ranges
Field upgradeable LCD display
Adjustable damping of output signal with optional display
Ability to select a square root output for use with pitot tubes and other similar flow sensors

Model Number	Output	Selectable Ranges
MS-121	4-20 mA	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-321	0-10 V	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-721	0-5 V	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-111	4-20 mA	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-311	0-10 V	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-711	0-5 V	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-131	4-20 mA	10″ w.c. (2 kPa)
MS-141	4-20 mA	15″ w.c. (3 kPa)
MS-151	4-20 mA	25″ w.c. (5 kPa)
MS-331	0-10 V	10″ w.c. (2 kPa)
MS-341	0-10 V	15″ w.c. (3 kPa)
MS-351	0-10 V	25″ w.c. (5 kPa)
MS-021	4-20 mA	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)
MS-221	0-10 V	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)
MS-621	0-5 V	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)

MS – 621 Dwyer Magnesense Differential Pressure Transmitter

Minimum Order Quantity	1 Number
Model Name/Number	MS – 621
Brand	Dwyer USA
Power	10 to 35 VDC (2-wire).
Usage/Application	Industrial Process Monitoring
Electrical Connection	4-20 mA,2-Wire European style terminal block for 16 to 26 AWG.
Automation Grade	Manual
Display Type	Lcd And With Out Lcd
Supply	0 to 35 VDC (2-wire) 17 to 36 VDC or isolated 21.6 to 33 VAC (3-wire).
Weight	8.0 oz (230 g).
Range	+-0.1″,0.25″,0.5″ (+-25,50,100 Pa)

Field selectable English or Metric ranges
Field upgradeable LCD display
Adjustable damping of output signal with optional display
Ability to select a square root output for use with pitot tubes and other similar flow sensors

Model Number	Output	Selectable Ranges
MS-121	4-20 mA	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-321	0-10 V	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-721	0-5 V	0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa)
MS-111	4-20 mA	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-311	0-10 V	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-711	0-5 V	1″, 2″, 5″ w.c. (250, 500, 1250 Pa)
MS-131	4-20 mA	10″ w.c. (2 kPa)
MS-141	4-20 mA	15″ w.c. (3 kPa)
MS-151	4-20 mA	25″ w.c. (5 kPa)
MS-331	0-10 V	10″ w.c. (2 kPa)
MS-341	0-10 V	15″ w.c. (3 kPa)
MS-351	0-10 V	25″ w.c. (5 kPa)
MS-021	4-20 mA	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)
MS-221	0-10 V	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)
MS-621	0-5 V	±0.1″, 0.25″, 0.5″ w.c. (±25, 50, 100 Pa)

MS – 321-LCD Dwyer Magnesense Differential Pressure Transmitter

Minimum Order Quantity	1 Number
Model Name/Number	MS – 321-LCD
Brand	Dwyer USA
Power	0 to 35 VDC (2-wire) 17 to 36 VDC or isolated 21.6 to 33 VAC (3-wire).
Usage/Application	Industrial Process Monitoring
Measuring Range	0.1″,0.25″,0.5″ (25,50,100 Pa)
Output Voltage	0-10 V
Display Type	4 digit LCD
Weight	8.0 oz (230 g).

MS – 321-LCD Dwyer Magnesense Differential Pressure Transmitter Dwyer, MS-321-LCD, Series MS Magnesense Differential Pressure Transmitter, Positive Only Unit, 0-10 V Output, Low Range 0.1″, 0.25″, 0.5″ w.c. (25, 50, 100 Pa), Wall Mount, with Liquid Crystal Display The SERIES MS Magnesense® Differential Pressure Transmitter is an extremely versatile transmitter for monitoring pressure and Air Velocity. Along with the described features, the patented magnetic sensing technology provides exceptional long term performance and enables the Magnesense® Differential Pressure Transmitter to be the single solution for your pressure and flow applications.

Features:

Digital Push Button Zero and Span
Adjustable Digital Dampening
Field Selectable Air Velocity Mode

Applications:

Building pressure monitoring
Duct pressure monitoring
Fan velocity measurement
Zone differential pressure monitoring
Filter condition monitoring

MS – 721-LCD Dwyer Manganese Differential Pressure Transmitter

Minimum Order Quantity	1 Number
Model Name/Number	MS – 721-LCD
Brand	Dwyer USA
Usage/Application	Industrial Process Monitoring
Product Weight	8.0 oz (230 g).
Power Supply	10 to 35 VDC (2-wire).
Display Type	4 digit LCD.
Range	0.1″,0.25″,0.5″ (25,50,100 Pa),Panel Mount
Mounting Type	Diaphragm In Vertical Position

MS – 721-LCD Dwyer Magnesense Differential Pressure Transmitter
The Series MS Magnesense Differential Pressure Transmitter is an extremely versatile transmitter for monitoring pressure and air velocity. This compact package is loaded with features such as: field selectable English or metric ranges, field upgradeable LCD Display, adjustable Dampening of output signal (with optional Display) and the ability to select a square root output for use with Pitot tubes and other similar flow sensors. Along with these features, the Magnetic sensing Technology provides exceptional long term performance and enables the Magnesense transmitter to be the solution for a myriad of pressure and flow applications. Field Upgradeable LCD. No need to order two separate transmitters. Simply stock a transmitter and display and you can satisfy any customer’s requests. Simply remove cover and snap the LCD onto the board. Field Selectable Ranges in metric or English. Lowers stock and inventory requirements. You’ll always have the right transmitter for every job. Digital Push Button Zero and Span. Reduces calibration time significantly over other transmitters that utilize potentiometers. Lowers maintenance time and costs. Adjustable Digital Dampening smooths out unstable pressure fluctuations common in air flow applications. Field Selectable Air Velocity Mode for Fan and Blower applications. Unit provides square root output that accurately tracks fpm or m/s flow rate. No need for a smart programmable indicator or PLC to convert pressure to air flow. Reduces components and installation time lowering overall costs.

MS – 111-LCD Dwyer Magnesense Differential Pressure Transmitter

Minimum Order Quantity	1 Number
Model Name/Number	MS – 111-LCD
Brand	Dwyer USA
Usage/Application	Industrial Process Monitoring
Product Weight	8.0 oz (230 g).
Power Supply	10 to 35 VDC (2-wire).
Display Type	4 digit LCD.
Weight	8.0 oz (230 g).
Mounting Type	Diaphragm In Vertical Position

MS – 111-LCD Dwyer Magnesense Differential Pressure Transmitter The Series MS Magnesense® Differential Pressure Transmitter is an Extremely Versatile Transmitter for Monitoring Pressure and Air Velocity. This compact Package is loaded With features such as: field Selectable English or metric ranges, field upgradeable LCD display, adjustable Dampening of output Signal (with optional display) and the ability to select a square root output for use with Pitot tubes and other similar Flow Sensors. Along with these features, the magnetic sensing technology Provides Exceptional long term performance and Enables the Magnesense® Transmitter to be the solution for a myriad of pressure and flow Applications. Field Upgradeable LCD. No need to order two separate Transmitters. Simply stock a Transmitter and display and you can satisfy any customer’s requests. Simply remove cover and snap the LCD onto the board. Field Selectable Ranges in metric or English. Lowers stock and inventory requirements. You’ll always have the right transmitter for every job. Digital Push Button Zero and Span. Reduces calibration time significantly over other transmitters that utilize potentiometers. Lowers maintenance time and costs. Adjustable Digital Dampening smooths out unstable pressure fluctuations common in air flow applications. Field Selectable Air Velocity Mode for fan and blower applications. Unit provides square root output that accurately tracks fpm or m/s flow rate. No need for a smart programmable indicator or PLC to convert pressure to air flow. Reduces components and installation time lowering overall costs.

MS – 311-LCD Dwyer Magnesense Differential Pressure Transmitter

Minimum Order Quantity	1 Number
Model Name/Number	MS – 311-LCD
Brand	Dwyer USA
Usage/Application	Industrial Process Monitoring
Product Weight	8.0 oz (230 g).
Power Supply	10 to 35 VDC (2-wire).
Display Type	4 digit LCD.
Range	Range 1,2,5 in H2O. (250,500,1250 Pa)
Width	8.0 oz (230 g).
Mounting Type	Diaphragm in Vertical Position

MS – 311-LCD Dwyer Magnesense Differential Pressure Transmitter The Series MS Magnesense Differential Pressure Transmitter is an Extremely Versatile Transmitter for Monitoring Pressure and air velocity. This compact Package is loaded with features such as: field selectable English or metric ranges, field upgradeable LCD Display, Adjustable Dampening of output signal (with optional display) and the ability to select a square root output for use with Pitot tubes and other similar flow sensors. Along with these features, the magnetic sensing technology provides exceptional long term performance and enables the Magnesense transmitter to be the solution for a myriad of pressure and flow applications. Field Upgradeable LCD. No need to order two separate transmitters. Simply stock a transmitter and display and you can satisfy any customer’s requests. Simply remove cover and snap the LCD onto the board. Field Selectable Ranges in metric or English. Lowers stock and inventory requirements. You’ll always have the right transmitter for every job. Digital Push Button Zero and Span. Reduces calibration time significantly over other transmitters that utilize Potentiometers. Lowers maintenance time and costs. Adjustable Digital Dampening smooths out unstable pressure fluctuations common in air flow applications. Field Selectable Air Velocity Mode for fan and blower applications. Unit provides square root output that accurately tracks fpm or m/s flow rate. No need for a smart programmable indicator or PLC to convert pressure to air flow. Reduces components and installation time lowering overall costs.

MS – 711-LCD Dwyer Manganese Differential Pressure Transmitter

Minimum Order Quantity	1 Number
Model Name/Number	MS – 711-LCD
Brand	Dwyer USA
Usage/Application	Industrial Process Monitoring
Power Supply	10 to 35 VDC (2-wire).
Display Type	4 digit LCD.
Range	1,2,5 in H2O (250,500,1250 Pa)
Weight	8.0 oz (230 g).
Output Type	5 VDC output
Voltage	5 VDC output
Mounting Type	Diaphragm in Vertical Position

MS – 711-LCD Dwyer Magnesense Differential Pressure Transmitter
The Series MS Magnesense Differential Pressure Transmitter is an extremely Versatile Transmitter for Monitoring pressure and Air Velocity. This Compact Package is loaded with features such as: field selectable English or metric Ranges, field upgradeable LCD Display, adjustable dampening of output Signal (with optional display) and the ability to select a square root output for use with Pitot tubes and other similar flow sensors. Along with these features, the magnetic sensing technology provides exceptional long term performance and enables the Magnesense transmitter to be the solution for a myriad of pressure and flow applications. Field Upgradeable LCD. No need to order two separate transmitters. Simply stock a transmitter and display and you can satisfy any customer’s requests. Simply remove cover and snap the LCD onto the board. Field Selectable Ranges in metric or English. Lowers stock and inventory requirements. You’ll always have the right transmitter for every job. Digital Push Button Zero and Span. Reduces calibration time significantly over other transmitters that utilize potentiometers. Lowers maintenance time and costs. Adjustable Digital Dampening smooths out unstable pressure fluctuations common in air flow applications. Field Selectable Air Velocity Mode for fan and blower applications. Unit provides square root output that accurately tracks fpm or m/s flow rate. No need for a smart programmable indicator or PLC to convert pressure to air flow. Reduces components and installation time lowering overall costs.

MS – 131-LCD Dwyer Magnesense Differential Pressure Transmitter

Minimum Order Quantity	1 Number
Model Name/Number	MS – 131-LCD
Brand	Dwyer USA
Power	10 to 35 VDC (2-wire).
Usage/Application	Air And Non Combustible Compatible Gases.
Display Type	4 digit LCD
Range	10 in H2O. (2 kPa)
Weight	8.0 oz (230 g)
Output Type	4-20 mA output

MS – 131-LCD Dwyer Magnesense Differential Pressure Transmitter The Series MS Magnesense® Differential Pressure Transmitter is an extremely versatile transmitter for monitoring pressure and air velocity. This compact package is loaded with features such as: field selectable English or metric ranges, field upgradeable LCD display, adjustable dampening of output signal (with optional display) and the ability to select a square root output for use with Pitot Tubes and other similar flow sensors. Along with these features, the magnetic sensing technology provides exceptional long term performance and enables the Magnesense® Transmitter to be the solution for a myriad of pressure and flow applications. Field Upgradeable LCD. No need to order two separate transmitters. Simply stock a transmitter and display and you can satisfy any customer’s requests. Simply remove cover and snap the LCD onto the board. Field Selectable Ranges in metric or English. Lowers stock and inventory requirements. You’ll always have the right transmitter for every job. Digital Push Button Zero and Span. Reduces calibration time significantly over other transmitters that utilize potentiometers. Lowers maintenance time and costs. Adjustable Digital Dampening smooths out unstable pressure fluctuations common in air flow applications. Field Selectable Air Velocity Mode for fan and blower applications. Unit provides square root output that accurately tracks fpm or m/s flow rate. No need for a smart programmable indicator or PLC to convert pressure to air flow. Reduces components and installation time lowering overall costs.

MS – 141-LCD Dwyer Manganese Differential Pressure Transmitter

Minimum Order Quantity	1 Number
Model Name/Number	MS – 141-LCD
Brand	Dwyer USA
Operating Range	15″ (3 kPa),Panel Mount
Usage/Application	Industrial Process Monitoring
Product Weight	8.0 oz (230 g)
Power Supply	10 to 35 VDC (2-wire)
Display Type	4 digit LCD.
Output Type	Output: 4-20 mA

MS – 141-LCD Dwyer Magnesense Differential Pressure Transmitter
The Series MS Magnesense® Differential Pressure Transmitter is an extremely versatile transmitter for monitoring pressure and air velocity. This compact package is loaded with features such as: field selectable English or metric ranges, field upgradeable LCD display, adjustable dampening of output signal (with optional display) and the ability to select a square root output for use with Pitot tubes and other similar flow sensors. Along with these features, the magnetic sensing technology provides exceptional long term performance and enables the Magnesense® transmitter to be the solution for a myriad of pressure and flow applications. Field Upgradeable LCD. No need to order two separate transmitters. Simply stock a transmitter and display and you can satisfy any customer’s requests. Simply remove cover and snap the LCD onto the board. Field Selectable Ranges in metric or English. Lowers stock and inventory requirements. You’ll always have the right transmitter for every job. Digital Push Button Zero and Span. Reduces calibration time significantly over other transmitters that utilize potentiometers. Lowers maintenance time and costs. Adjustable Digital Dampening smooths out unstable pressure fluctuations common in air flow applications. Field Selectable Air Velocity Mode for fan and blower applications. Unit provides square root output that accurately tracks fpm or m/s flow rate. No need for a smart programmable indicator or PLC to convert pressure to air flow. Reduces components and installation time lowering overall costs.

MS – 151-LCD Dwyer Manganese Differential Pressure Transmitter

Minimum Order Quantity	1 Number
Model Name/Number	MS – 151-LCD
Brand	Dwyer USA
Power	10 to 35 VDC (2-wire).
Usage/Application	Industrial Process Monitoring
Power Supply	0 to 35 VDC (2-wire) 17 to 36 VDC or isolated 21.6 to 33 VAC (3-wire).
Display Type	4 digit LCD.
Range	25 in H2O. (5 kPa)
Weight	8.0 oz (230 g).
Output Type	4-20 mA output
Mounting Type	Diaphragm in Vertical Position
Measuring Rate	25 in H2O. (5 kPa)

MS – 151-LCD Dwyer Magnesense Differential Pressure Transmitter The Series MS Magnesense® Differential Pressure Transmitter is an extremely versatile Transmitter for monitoring pressure and Air Velocity. This compact package is loaded with features such as: Field Selectable English or metric ranges, field upgradeable LCD display, adjustable dampening of output signal (with optional display) and the ability to select a square root output for use with Pitot tubes and other similar flow sensors. Along with these features, the magnetic sensing technology provides exceptional long term performance and enables the Magnesense® transmitter to be the solution for a myriad of pressure and flow applications. Field Upgradeable LCD. No need to order two separate transmitters. Simply stock a transmitter and display and you can satisfy any customer’s requests. Simply remove cover and snap the LCD onto the board. Field Selectable Ranges in metric or English. Lowers stock and inventory requirements. You’ll always have the right transmitter for every job. Digital Push Button Zero and Span. Reduces calibration time significantly over other transmitters that utilize potentiometers. Lowers maintenance time and costs. Adjustable Digital Dampening smooths out unstable pressure fluctuations common in air flow applications. Field Selectable Air Velocity Mode for fan and blower applications. Unit provides square root output that accurately tracks fpm or m/s flow rate. No need for a smart programmable indicator or PLC to convert pressure to air flow. Reduces components and installation time lowering overall costs.

MS – 331-LCD Dwyer Magnesense Differential Pressure Transmitter

Minimum Order Quantity	1 Number
Model Name/Number	MS – 331-LCD
Brand	Dwyer USA
Usage/Application	Industrial Process Monitoring
Power Supply	0 to 35 VDC (2-wire) 17 to 36 VDC or isolated 21.6 to 33 VAC (3-wire).
Display Type	4 digit LCD
Range	10 in H2O. (2 kPa)
Weight	8.0 oz (230 g)
Output Type	0-10 V output
Mounting Type	Diaphragm in Vertical Position

MS – 331-LCD Dwyer Magnesense Differential Pressure Transmitter The Series MS Magnesense Differential Pressure Transmitter is an extremely versatile transmitter for monitoring pressure and air velocity. This compact package is loaded with features such as: field selectable English or metric ranges, field upgradeable LCD display, adjustable dampening of output signal (with optional display) and the ability to select a square root output for use with Pitot tubes and other similar flow sensors. Along with these features, the magnetic sensing technology provides exceptional long term performance and enables the Magnesense transmitter to be the solution for a myriad of pressure and flow applications. Field Upgradeable LCD. No need to order two separate transmitters. Simply stock a transmitter and display and you can satisfy any customer’s requests. Simply remove cover and snap the LCD onto the board. Field Selectable Ranges in metric or English. Lowers stock and inventory requirements. You’ll always have the right transmitter for every job. Digital Push Button Zero and Span. Reduces calibration time significantly over other transmitters that utilize potentiometers. Lowers maintenance time and costs. Adjustable Digital Dampening smooths out unstable pressure fluctuations common in air flow applications. Field Selectable Air Velocity Mode for fan and blower applications. Unit provides square root output that accurately tracks fpm or m/s flow rate. No need for a smart programmable indicator or PLC to convert pressure to air flow. Reduces components and installation time lowering overall costs.

MS – 341-LCD Dwyer Magnesense Differential Pressure Transmitter

Minimum Order Quantity	1 Number
Model Name/Number	MS – 341-LCD
Brand	Dwyer USA
Power	10 to 35 VDC (2-wire).
Usage/Application	Industrial Process Monitoring
Range	15 in H2O. (3 kPa)
Weight	8.0 oz (230 g).
Output Type	0-10 V

MS – 341-LCD Dwyer Magnesense Differential Pressure Transmitter The Series MS Magnesense Differential Pressure Transmitter is an extremely versatile transmitter for monitoring pressure and air velocity. This compact package is loaded with features such as: field selectable English or metric ranges, field upgradeable LCD display, adjustable dampening of output signal (with optional display) and the ability to select a square root output for use with Pitot tubes and other similar flow sensors. Along with these features, the magnetic sensing technology provides exceptional long term performance and enables the Magnesense transmitter to be the solution for a myriad of pressure and flow applications. Field Upgradeable LCD. No need to order two separate transmitters. Simply stock a transmitter and display and you can satisfy any customer’s requests. Simply remove cover and snap the LCD onto the board. Field Selectable Ranges in metric or English. Lowers stock and inventory requirements. You’ll always have the right transmitter for every job. Digital Push Button Zero and Span. Reduces calibration time significantly over other transmitters that utilize potentiometers. Lowers maintenance time and costs. Adjustable Digital Dampening smooths out unstable pressure fluctuations common in air flow applications. Field Selectable Air Velocity Mode for fan and blower applications. Unit provides square root output that accurately tracks fpm or m/s flow rate. No need for a smart programmable indicator or PLC to convert pressure to air flow. Reduces components and installation time lowering overall costs.

MS – 351-LCD Dwyer Magnesense Differential Pressure Transmitter

Minimum Order Quantity	1 Number
Model Name/Number	MS – 351-LCD
Brand	Dwyer USA
Usage/Application	Industrial Process Monitoring
Power Supply	10 to 35 VDC (2-wire).
Display Type	4 digit LCD.
Range	25 in H2O. (5 kPa)
Weight	8.0 oz (230 g).
Output Type	0-10 V output

MS – 351-LCD Dwyer Magnesense Differential Pressure Transmitter The Series MS Magnesense Differential Pressure Transmitter is an extremely versatile transmitter for monitoring pressure and Air Velocity. This compact package is loaded with features such as: field selectable English or metric ranges, field upgradeable LCD Display, Adjustable Dampening of output signal (with optional display) and the ability to select a square root output for use with Pitot tubes and other similar flow sensors. Along with these features, the magnetic sensing technology provides exceptional long term performance and enables the Magnesense transmitter to be the solution for a myriad of pressure and flow applications. Field Upgradeable LCD. No need to order two separate transmitters. Simply stock a transmitter and display and you can satisfy any customer’s requests. Simply Remove cover and snap the LCD onto the board. Field Selectable Ranges in metric or English. Lowers stock and inventory requirements. You’ll always have the right transmitter for every job. Digital Push Button Zero and Span. Reduces calibration time significantly over other transmitters that utilize potentiometers. Lowers maintenance time and costs. Adjustable Digital Dampening smooths out unstable pressure Fluctuations common in Air Flow applications. Field Selectable Air Velocity Mode for fan and blower applications. Unit provides square root output that accurately tracks fpm or m/s flow rate. No need for a smart Programmable indicator or PLC to convert pressure to air flow. Reduces components and installation time lowering overall costs.

MS – 221-LCD Dwyer Manganese Differential Pressure Transmitter

Minimum Order Quantity	1 Number
Model Name/Number	MS – 221-LCD
Brand	Dwyer USA
Usage/Application	Industrial Process Monitoring
Power Supply	10 to 35 VDC (2-wire).
Display Type	4 digit LCD.
Range	+/- 0.1″,0.25″
Weight	8.0 oz (230 g).
Output Type	0-10 V output
Mounting Type	Diaphragm In Vertical Position

MS – 221-LCD Dwyer Magnesense Differential Pressure Transmitter The Series MS Magnesense Differential Pressure Transmitter is an extremely versatile transmitter for monitoring pressure and Air Velocity. This compact package is loaded with features such as: field selectable English or metric ranges, field upgradeable LCD Display, Adjustable Dampening of output signal (with optional display) and the ability to select a square root output for use with Pitot tubes and other similar flow sensors. Along with these features, the magnetic sensing technology provides exceptional long term performance and enables the Magnesense transmitter to be the solution for a myriad of pressure and Flow Applications. Field Upgradeable LCD. No need to Order two separate transmitters. Simply stock a transmitter and display and you can satisfy any customer’s requests. Simply Remove cover and snap the LCD onto the board. Field Selectable Ranges in metric or English. Lowers stock and inventory requirements. You’ll always have the right transmitter for every job. Digital Push Button Zero and Span. Reduces calibration time significantly over other transmitters that utilize potentiometers. Lowers maintenance time and costs. Adjustable Digital Dampening smooths out unstable pressure Fluctuations common in Air Flow applications. Field Selectable Air Velocity Mode for fan and blower applications. Unit provides square root output that accurately tracks fpm or m/s flow rate. No need for a smart Programmable indicator or PLC to convert pressure to air flow. Reduces components and installation time lowering overall costs.

MS – 621-LCD Dwyer Magnesense Differential Pressure Transmitter

Minimum Order Quantity	1 Number
Model Name/Number	MS – 621-LCD
Brand	Dwyer USA
Usage/Application	Industrial Process Monitoring
Power Supply	10 to 35 VDC (2-wire).
Display Type	4 digit LCD.
Range	+/- 0.1,0.25,0.5 in H2O. (+/-25,50,100 Pa)
Weight	8.0 oz (230 g).
Output Type	5 VDC output

MS – 621-LCD Dwyer Magnesense Differential Pressure Transmitter The Series MS Magnesense Differential Pressure Transmitter is an extremely versatile transmitter for monitoring pressure and Air Velocity. This compact package is loaded with features such as: field selectable English or metric ranges, field upgradeable LCD Display, Adjustable Dampening of output signal (with optional display) and the ability to select a square root output for use with Pitot tubes and other similar flow sensors. Along with these features, the magnetic sensing technology provides exceptional long term performance and enables the Magnesense transmitter to be the solution for a myriad of pressure and Flow Applications. Field Upgradeable LCD. No need to Order two separate transmitters. Simply stock a transmitter and display and you can satisfy any customer’s requests. Simply Remove cover and snap the LCD onto the board. Field Selectable Ranges in metric or English. Lowers stock and inventory requirements. You’ll always have the right transmitter for every job. Digital Push Button Zero and Span. Reduces calibration time significantly over other transmitters that utilize potentiometers. Lowers maintenance time and costs. Adjustable Digital Dampening smooths out unstable pressure Fluctuations common in Air Flow applications. Field Selectable Air Velocity Mode for fan and blower applications. Unit provides square root output that accurately tracks fpm or m/s flow rate. No need for a smart Programmable indicator or PLC to convert pressure to air flow. Reduces components and installation time lowering overall costs.

MS – 121-LCD Dwyer Magnesense Differential Pressure Transmitter

Minimum Order Quantity	1 Unit
Model Name/Number	MS – 121-LCD
Brand	Dwyer USA
Power	10 to 35 VDC (2-wire).
Accuracy	+-1% (0.5″ & 0.25″ WC); +-2% (0.1″ WC)
Operating Range	0.1″,0.25″,0.5″ (25,50,100 Pa),Panel Mount
Usage/Application	Industrial Process Monitoring
Product Weight	8.0 oz (230 g).
Display Type	4 digit LCD.
Output Type	4-20 mA
Max Pressure (in WC)	0.5
Process Connection	3/16″ hose barb
Battery Type	10 to 35 VDC (2-wire)

MS – 121-LCD Dwyer Magnesense Differential Pressure Transmitter The Magnesense® Differential Pressure Transmitter is an extremely versatile Transmitter for monitoring pressure and Air Velocity. This Compact Package is loaded with features such as field selectable English or metric ranges, adjustable dampening of output signal, and the ability to select a square root output for use with Pitot tubes and other similar flow sensors. Along with these features, the magnetic sensing technology provides exceptional long term performance and enables the Magnesense® Transmitter to be the solution for a myriad of pressure and flow applications. Transmitter also features push button zero and span. This Reduces Calibration Time Significantly over other Transmitters that utilize Potentiometers, and Lowers Maintenance Time and Costs. The Adjus

MS – 021-LCD Dwyer Magnesense Differential Pressure Transmitter

Minimum Order Quantity	1 Number
Model Name/Number	MS – 021-LCD
Brand	Dwyer USA
Usage/Application	Industrial Process Monitoring
Product Weight	8.0 oz (230 g).
Power Supply	10 to 35 VDC (2-wire).
Display Type	4 digit LCD.
Range	+/- 0.1″,0.25″
Weight	8.0 oz (230 g).
Output Type	4-20 mA output

MS – 021-LCD Dwyer Magnesense Differential Pressure Transmitter The Series MS Magnesense Differential Pressure Transmitter is an extremely versatile transmitter for monitoring pressure and Air Velocity. This compact package is loaded with features such as: field selectable English or metric ranges, field upgradeable LCD Display, Adjustable Dampening of output signal (with optional display) and the ability to select a square root output for use with Pitot tubes and other similar flow sensors. Along with these features, the magnetic sensing technology provides exceptional long term performance and enables the Magnesense transmitter to be the solution for a myriad of pressure and Flow Applications. Field Upgradeable LCD. No need to Order two separate transmitters. Simply stock a transmitter and display and you can satisfy any customer’s requests. Simply Remove cover and snap the LCD onto the board. Field Selectable Ranges in metric or English. Lowers stock and inventory requirements. You’ll always have the right transmitter for every job. Digital Push Button Zero and Span. Reduces calibration time significantly over other transmitters that utilize potentiometers. Lowers maintenance time and costs. Adjustable Digital Dampening smooths out unstable pressure Fluctuations common in Air Flow applications. Field Selectable Air Velocity Mode for fan and blower applications. Unit provides square root output that accurately tracks fpm or m/s flow rate. No need for a smart Programmable indicator or PLC to convert pressure to air flow. Reduces components and installation time lowering overall costs.

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