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Hygienic Pressure Transmitter


RB21P is piezo-resistive pressure transmitter, uses high stable and reliable pressure sensor and special circuit board to produce transmitter. This product is having standard clamp mounting, typically used for food & beverage, Pharma applications.

RB21P series Hygienic pressure transmitters are specialized devices designed for applications in industries where hygiene and cleanliness are of utmost importance,such as food and beverage, pharmaceuticals, and biotechnology.

Main Features

  • Stainless Steel Construction
  • Hygienic Process Connections
  • Sanitary Seals
  • Easy-to-Clean Design
  • Accurate Pressure Measurement


  • Air application
  • Factory automation
  • Pharma industries

Technical Specifications

Performance Characteristics
Pressure type Relative (gauged) & Absolute
Compensated temperature range -10 ... 55°C
Measuring Range -1 ... 0 mbar
Long term stability <0.3 % FSR/a
Accuracy 0.5% FS
Response time <5 ms
Min. measuring span 100 mbar
Max. measuring span 350 bar
Over pressure 1.5 times FS
Temperature coefficient <0.15 % FSR/10K, measuring span
<0.25 % FSR/10K, zero point
Process temperature -30 ... 80°C
Process pressure Refer measuring range for Process pressure
Connection variants 50.5 mm Tri-clamp
Material of Construction
Diaphragm SS316L
Pressure port SS304
Housing SS304
Sealing NBR
Cable φ 75 mm polythene special cable
Output Signal
Current output 4 ... 20 mA, 2-wire
Voltage output 0~5VDC
Electrical Connection
Connector DIN 43650
M12 connector
Cable 2m cable exit
Power Supply
Voltage supply range 11 ... 30V DC, with 4 ... 20 mA output signal
15 ... 30V DC, with 0 ... 1 0V output signal
5V DC ratiometric ... with 0.5 ... 4.5V output signal