1. Althensensors
  2. Sensors
  3. Pressure sensors
  4. (High) precision pressure sensors
  5. MPM4780 Pressure Transmitter

MPM4780 Pressure Transmitter

Highly stable, accurate and intelligent pressure sensor, which can be applied in many fields.


Key features

  • RS485 communication interface, Standard MODBUS-RTU Protocol output
  • Netting available
  • Short circuit protection and reverse polarity protection
  • Full stainless steel construction, compact size, light weight
  • Good output consistency and replaceability
  • Available for calibration and parameter change on site through matched software of computer

About the MPM4780 Pressure Transmitter 

MPM4780 Intelligent Pressure Sensor is a highly integrated measurement tool with great stability. This transmitter makes use of a intelligent processing circuit and has the most advanced design. in addition, the manufacturing technology of this piezoresistive pressure transmitter makes it capable of using pressure signal and temperature signal output, that is 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 all make it possible for this sensor to be used in many different fields that involve high accuracy required measurements of fluids. Plus, the MPM4780 is able to replace of pressure transmitters in the form of MODBUS-RTU protocol output by providing pressure type measurement for its users. 

Do you need this sensor for your next project?

Request a quotation today or leave your details to recieve more information from one of our experts.

Talk to an expert

Have it your way

Not exactly what you’re looking for? We offer standard sensors but can also help you with a tailor-made sensor or a complete measuring solution. Please contact us for advice or budgetary pricing.

Talk to an expert

Technical Specifications

Specification Value
Accuracy ±0.5%FS
Application temperature -30℃ ~ 80℃ ; -10℃ ~ 70℃ (cable)
Diaphragm Stainless steel 316L
Housing Stainless steel 304
Impact 100g, 11ms
Insulation 100V, 100M
Measurement error ±2℃ (For “temperature & pressure type” only)
O- ring Viton
Output signal RS485 Interface(MODBUS-RTU protocol)
Over pressure 1.5 times FS / 1100bar (min. value is valid)
Power supply 9V~28V DC
Pressure type Gauge/ Absolute/ Sealed gauge
Protection IP65(B1,B2); IP63(B3)
Range -1bar…0bar~0.1bar…1000bar
Shock 20g, 25Hz~2000Hz
Stability ±0.3%FS/YEAR
Storage temperature - 40℃ ~ 120℃ ; -20℃ ~ 85℃ (cable)
Thermal drift ±0.04%FS/℃ (≤1bar); ±0.03%FS/℃ (>1bar)
Weight ~160g