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  4. Intrinsically safe pressure sensors
  5. MPM489 ATEX pressure transmitter

MPM489 ATEX pressure transmitter

The MPM489 is a robust pressure transmitter with wide measurement ranges, stable piezoresistive sensing, and multiple output signals. Designed for harsh and hazardous environments.


Key features

  • Intrinsically safe & explosion-proof versions
  • Stainless steel housing for harsh environments
  • Measurement ranges from -1 bar to 1000 bar
  • Multiple output signals: 4–20 mA, 0–10 V, etc.
  • Various electrical & process connections
  • CE, RoHS, ATEX and CCS approved

Performance highlights MPM489 ATEX pressure sensor

The MPM489 pressure transmitter offers high-accuracy measurements across a wide pressure range from -1 bar up to 1000 bar. Built with a piezoresistive sensing element and a dedicated signal-conditioning circuit, it delivers reliable and stable output over time.

Usage conditions

Designed for extreme environments, the MPM489 can operate in temperatures ranging from -30°C to +80°C (depending on model) and withstands vibration (10g) and shock (100g). With IP65 protection and stainless steel housing, it's ideal for demanding industrial applications.

Possible applications

  • Hydrology and water resource monitoring
  • Oil & gas and petrochemical systems
  • Industrial automation and process control
  • Pneumatic and hydraulic systems
  • Power generation equipment

Advantages of choosing this product

Thanks to its wide selection of pressure ranges, robust design, and industry-standard outputs, the MPM489 is a flexible and cost-effective pressure monitoring solution for OEMs and end users. It's available with ATEX and ship-use certification, making it suitable for hazardous areas.

Other important features

  • Available in gauge, absolute, or sealed gauge versions
  • Output signal options: 4–20 mA, 0.5–4.5 V, 1–5 V, etc.
  • Electrical connections: cable, M12, or Hirschmann plug
  • Process connections: G1/4", G1/2", M20x1.5, NPT1/4
  • Optional LED or LCD indicators (non-Ex)
  • Multiple wetted materials available: SS316L, Tantalum, Hastelloy C

Do you need this sensor for your next project?

Request a no-obligation quote or send us your contact details for a free, no-obligation consultation. Our sales engineers will then contact you within a maximum of 1 to 2 working days.

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Talk to our experts

Not exactly what you are looking for? We offer standard sensors, but can also help you with sensors adapted for you or a fully customised measurement solution. Contact us for advice or pricing.

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Technical Specifications

Specification Value
Accuracy ≤±0.5%FS
Application temperature -30℃ ~80℃ ; -10℃ ~60℃ (Exia); -20℃ ~60℃ (Exd); -10℃ ~70℃ (Cable)
Compensation temperature 0℃ ~50℃
Electrical connection DIN43650 plug or cable(1.5m)
Housing protection IP65
Load ≤(U-11)/0.02Ω(2-wire); ≥10k(3-wire); ≥10k(3-wire)
Long term stability : ≤ ±0.3%FS/year
Output signal 4mA~20mA DC(2-wire); • 0/1V~5/10V DC(3-wire); • 0.5V~2.5/4.5V DC(3-wire
Overpressure ≤1.5 times FS or 1100bar (min. value is valid)
Power supply 11V~28VDC; 11V~28VDC; 3.3/5V DC
Pressure type gauge/ absolute / sealed gauge
Process connection M20×1.5 male waterline seal (or on your demand)
Span thermal drift ≤±0.05%FS/℃ (≤1bar); ≤±0.03%FS/℃ (>1bar)
Storage temperature -40℃ ~120℃ ; -20℃ ~85℃(Cable)
Zero thermal drift ≤±0.05%FS/℃ (≤1bar); ≤±0.03%FS/℃ (>1bar)

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