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WP401B Compact Design Cylinder RS-485 Pressure Sensor

WP401B Cylinder Modbus Pressure Sensor can be used to measure & control liquid, gas and fluid pressure in areas below:

  • ✦ Petrochemical
  • ✦ Automotive Industry
  • ✦ Thermal Power Station
  • ✦ Chemical Fertilizer Plant
  • ✦ Oil & Gas Pipe and Tank
  • ✦ CNG Storage Station
  • ✦ Sewage Treatment Station
  • ✦ Filter Equipment

WP401B compact pressure sensor features a simple and lightweight design with all-welded SS304 cylindrical enclosure offering a reliable and precise solution that works well under various conditions.The stainless steel case can provide IP65 ingress protection, which can be reinforced to IP67/68 via electrical connection structure of waterproof plug and submersible cable lead respectively. The wetted part is fully-welded and made of stainless steel 304/316L or other alloy to withstand medium with corrosion. As the manufacturer, WangYuan offers customization options for WP401B series products in all aspects.

Item name Compact Design Cylinder Pressure Sensor
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(G), Absolute pressure(A)Sealed pressure(S), Negative pressure (N).
Process connection G1/2”, M20*1.5, 1/2"NPT, 1/4"NPT, Customized
Electrical connection Hirschmann/DIN, Aviation plug, Cable gland, Customized
Output signal 4-20mA(1-5V); Modbus RS-485; HART; 0-10mA(0-5V); 0-20mA(0-10V)
Power supply 24V(12-36V)DC; 220VAC
Compensation temperature -10~70℃
Operating temperature -40~85℃
Explosion-proof Intrinsically safe Ex iaIICT4 Ga;  Flame proof  Ex dbIICT6 Gb
Material Housing: SS304
Wetted part: SS304/; PTFE; Hastelloy C-276; Tantalum, Customized
Media Liquid, Gas, Fluid
Local display LCD, LED, Tilt LED with 2- relay
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 range <1kPa, only no corrosion or weak corrosive gas can be measured.
For more information about WP401B Compact Air Pressure Transmitter please feel free to contact us.