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China Manufacturer for Differential Pressure Transmitter - WP401B 2-relay Alarm Tilt LED Digital Cylindrical Pressure Switch – Wangyuan

WP401B LED Digital Pressure Switch can be used to measure & control gauge or absolute pressure in a variety of different industrial applications:

  • ✦ Air Duct
  • ✦ SCADA System
  • ✦ Oxygen Generator
  • ✦ Oilfield Water Injection
  • ✦ Gas Gate Station
  • ✦ Irrigation Pipeline
  • ✦ Crude Oil Dehydration
  • ✦ Wind Turbine Generator

WP401B Tilt LED Pressure Switch adopts 5-wire cable lead connection transmitting both 4~20mA and relay outputs. The function of High & Low alarm point facilitate monitor and control on pressure variation at key process points. Alarm lamps are integrated on upper corners of the LED indicator, providing legible reading and alert.

Item name 2-relay Alarm Tilt LED Digital Cylindrical Pressure Switch
Model WP401B
Measuring range 0—(± 0.1~±100)kPa, 0 — 50Pa~400MPa
Accuracy 0.1%FS; 0.2%FS; 0.5 %FS
Pressure type Gauge pressure; Absolute pressure; Sealed pressure; Negative pressure (N).
Process connection M20*1.5, G1/2”, 1/4"NPT, Customized
Electrical connection Cable lead; Waterproof plug, Customized
Output signal 4-20mA + 2 relay alarms
Power supply 24V(12-36V) DC
Local display 4bits tilt LED indicator
Compensation temperature -10~70℃
Operating temperature -40~85℃
Material Cylindrical enclosure: SS304/316L
Wetted part: SS304/316L; Hastelloy alloy; PTFE, Customized
Medium Liquid, Gas, Fluid
Maximum pressure Measurement upper limit Overload Long term stability
<50kPa 2~5 times <0.5%FS/year
≥50kPa 1.5~3 times <0.2%FS/year
Note: When measuring range <1kPa, only no corrosion or weak corrosive gas can be measured.
For more information about WP401B Pressure Switch, please feel free to contact us.