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HPM85 4-20mA +Hart Double Flange Diaphragm Differential Pressure Transmitter

Accuracy:﹢/- 0.1% FS
Measuring range: -4Mpa~4Mpa
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HPM85 monocrystalline silicon diaphragm sealed differential pressure transmitter adopts German advanced MEMS technology. It has monocrystalline silicon core sensor and unique monocrystalline double beam suspension design, high accuracy, ultra-high overload and stability, the product has a single-flange design, suitable for a variety of complex occasions.HPM85 can accurately measure the differential pressure value, and convert it into (4 ~ 20) mA DC output signal. The transmitter can be operated locally by three buttons, or remotely by universal hand manipulator, configuration software, and cell phone APP for display and configuration operation without affecting the output signal.


  • High accuracy and stability

  • Versatile environmental suitability

  • Intelligent compensation for temperature and static pressure

  • Flexible compression range

  •  5-bit LCD digital display with backlight and a built-in three-button interface for quick adjustments and field operations.

  • Multiple display units such as mA, Pa, kPa, MPa, bar, mbar, %, psi, and mmH2O.

  • Diverse anti-corrosion materials

  • Comprehensive self-diagnostic function

Technical Parameters

Pressure Range



Monocrystalline Differential Pressure Sensor


±0.1%FS(Standard) ±0.2%FS (Option)

Output Signal


Working Temperature


Electrical Connection

Cable gland (M20*1.5)

Process Connetion

Flange connection

Our product philosophy is specialization, customization, and intelligence.

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Contact Us

    Add : Room 201, Building 5, No.18, Fenghua Road, Yuhua Economic Development Zone, Nanjing, Jiangsu,China
    Phone : +86-13270442058
    E-mail : info@hjsensor.com
   Whatsapp : +86-13270442058
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