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Intrinsically Safe Exia Type Universal Pressure Transmitter

Accuracy: ±0.5%(std.),±0.2% (opt.)
Measuring range:-100kPa…0~10kPa…100MPa
Ex ia IIC T6 Ga
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HPM180 intrinsic safety pressure transmitter adopts high precision and high stability diffused silicon pressure core as the sensitive element, and the built-in signal conditioning circuit converts the sensor signal to the standard current signal output, which can be directly connected with the computer, control instrument, display instrument, etc. The product adopts stainless steel structure, excellent overall performance, easy installation, good shock resistance and impact resistance, and can be used for a long time in harsh environments.

This pressure transmitter conforms to the national standard GB3836.1-2010 "Explosive environment Part 1: General Requirements for Equipment" and GB 3836.4-2010 "Explosive environment Part 4: intrinsically safe" i ", and by the national designated inspection unit review, inspection passed, obtained explosion-proof certificate.


  • Maximum altitude of operation: 2000m

  • Operating temperature range: -40℃ to +60℃

  • Maximum relative humidity of ambient air: 80% (at +25℃)

  • Suitable for use in environments with flammable gases, vapors, and explosive mixtures classified as IIA, IIB, IIC, T1-T6 groups

  • Applicable in Zone 1 and Zone 2 areas

  • Designed to withstand minimal shaking or shock vibrations

  • Provides protection against water or liquid ingress


  • Intrinsic safety explosion-proof Ex ia IIC T6 Ga certified

  • Capable of measuring a wide range of pressures including gauge, absolute, and sealed gauge pressure

  • Suitable for measuring oil, water, and gas

  • Offers a variety of pressure interfaces to choose from

  • Provides wide temperature zone compensation and exhibits minimal temperature drift

  • Demonstrates excellent long-term stability

Technical Parameters

Pressure Range(Gauge pressure)


Pressure Range(Absolute pressure)



1.5x of full scale

Measuring medium

various liquid, gas or steam compatible with 304 or 316L stainless steel

Output Signal

4~20mA two wires/ Vs=24VDC(12~28VDC)



±0.2%FS (Customized)

±0.1%FS (advanced)

Long-term Stability


Current resolution


Response time

about 1ms

Boot time


Compensation temperature range

0~70℃(0.5%FS default accurate)

-10~80℃(0.2%FS Customized accurate)

-20~85℃(0.1%FS advanced accurate)

Temperature Coefficient 

±1.0%FS/℃(Reference 25℃)

Media Temperature


Protection Grade

IP65(DIN43650); IP66(M12×1);

IP67(Cable outlet)



Impact resistance


Insulation resistance

>20MΩ  @500VDC

Dielectric strength

<5mA   @ 500VAC 1min

Explosion proof

Ex ia IIC T6 Ga

Our product philosophy is specialization, customization, and intelligence.

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