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WP401A Exd Flameproof Housing Custom Thread Digital Pressure Transmitter

WP401A Flame Proof Pressure Transmitter can be used to measure & control gauge, absolute, negative or sealed pressure in a variety of sectors:

  • ✦ Petroleum Refining
  • ✦ Oleochemical
  • ✦ Machinery Manufacturing
  • ✦ Water Treatment
  • ✦ Waste Incineration
  • ✦ Hydrogen Energy
  • ✦ Fertilizer Plant
  • ✦ Gas Storage Facility

WP401A Flame Proof Pressure Transmitter adopts Ex dbIICT6 Gb explosion proof structure and components complying with GB/T 3836. The transmitter is ideal for applications in aggressive sectors. Connection approach can be customized to exactly match with on-site measured process.

Item name Flameproof type Custom Connection Pressure Transmitter
Model WP401A
Measuring range 0—(± 0.1~±100)kPa, 0 — 50Pa~1200MPa
Accuracy 0.1%FS; 0.2%FS; 0.5 %FS
Pressure type Gauge; Absolute; Sealed; Negative
Process connection M27*2 G1/2”, M20*1.5, 1/4“NPT, Flange, Customized
Electrical connection Terminal block cable gland
Output signal 4-20mA(1-5V); Modbus RS-485; HART Protocol; 0-10mA(0-5V); 0-20mA(0-10V)
Power supply 24VDC; 220VAC, 50Hz
Compensation temperature -10~70℃
Operating temperature -40~85℃
Explosion-proof Intrinsically safe Ex iaIICT4 Ga;  Flame-proof Ex dbIICT6 Gb
Material Shell: Aluminium alloy
Wetted part: SS304/316L; PTFE; Tantalum; Hastelloy C-276; Monel, Customized
Medium Liquid, gas, fluid
Field Display LCD, LED, Intelligent LCD
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 WP401A Custom Flame Proof Pressure Transmitter, please feel free to contact us.