Differential Pressure Switch Series 104

The Series 104 Differential Pressure Switch is a Low-Cost Easy to Use Differential Pressure Switch for Very Low Pressure Applications. The Differential Pressure Switch can Monitor Positive, Negative, or Differential Pressure And With An Easy To Adjust Set Point Knob Makes Field Set Up And Adjustment Hassle Free. The Differential Pressure Switch includes a SPDT Relay Rated For2A @ 250V and can be set as low as 0.08” w.c. (20 Pa).

• Media:Air and Compatible Gases
• Max Pressure:20″ w.c. (5000 Pa)
• Temperature Limits:5 to 140°F (-15 to 60°C)
• Electrical Rating:2A @ 250 V
• Electrical Connection:Screw Terminals
• Process Connection:3/16″ I.D. Flexible Tubing
• Enclosure Rating:NEMA 13 (IP 54)
• Weight:3.5 oz (100 g)
• Accessories:6 ft (1.8m) Flexible Tubing, (2) Static Pressure Fittings, C Type Mounting Bracket, and Mounting Screws
• Repeatability:2%
• Deadband:Approximately 10% Of Max Set Point

Model Number Pressure Range In W.C. (Pa)

• Model Number 104-0 
• Pressure Range In W.C. (Pa) 0.08 to 1.2 (20-300 Pa)
• Model Number 104-1 
• Pressure Range In W.C. (Pa) 0.12 to 1.2 (30-300 Pa)
• Model Number 104-2 
• Pressure Range In W.C. (Pa) 0.20 to 2.00 (50-500 Pa)
• Model Number 104-3 
• Pressure Range In W.C. (Pa) 0.80 to 4.00 (200-1000 Pa)