relative pressure transmitter / absolute / piezoresistive / Modbus
MPM4780 Micro Sensor Co.,Ltd


  • Pressure type:

    relative, absolute

  • Technology:


  • Output signal:


  • Mounting:


  • Other characteristics:

    stainless steel, intelligent

  • Process temperature:

    Max.: 85 °C (185 °F)

    Min.: -40 °C (-40 °F)

  • Pressure range:

    Max.: 100000 kN/m² (14503.77 psi)

    Min.: -100 kN/m² (-14.5 psi)


MPM4780 Intelligent Transmitter is a highly integrated measurement product with high stability. It uses intelligent processing circuit, the most advanced design and manufacturer technology of piezoresistive pressure transmitter, and is available for pressure signal and temperature signal output that in accordance with standard MODBUS-RTU protocol. Featuring integrated design, standard digital output, great compatibility, small size, high accuracy, light weight and wide pressure range, it can be applied in many fields which involve high accuracy required measurement of fluids. It also can take replace of pressure and level transmitters in the form of MODBUS protocol output by providing pressure type and level type measurement for users.

1.Range: -100kPa…0kPa~10kPa…100Mpa (Pressure); 0m~3.5m…200mH2O (Level)
2.Pressure type: Gauge / Absolute
3.Accuracy: ±0.5%FS
4.Stability: ±0.3%FS/YEAR
5.Zero/Span thermal drift: ±0.04%FS/℃(≤100kPa); ±0.03%FS/℃(>100kPa)
6.Output: RS485 Interface(MODBUS-RTU protocol)
7.Application Temp.: -10℃~60℃
8.Measurement Error: ±2℃
9.Storage Temp.: - 40℃~85℃
10.Power Supply: 9V~28V DC, 15V DC (recommended)

1.RS485 communication interface, Standard MODBUS-RTU Protocol output;
2.Netting available;
3.Short protection and reverse polarity protection;
4.Full stainless steel construction, compact size, light weight
5.Good output consistency and replaceability.
6.Available for calibration and parameter change on site through matched soft of upper computer.
7.Custom-design available.

Feel free to email or visit for details.