Differential Pressure Transmitter
Differential Pressure Transmitter
Differential Pressure Transmitter

S.M. Gauge supply a range of differential transmitters available with or without local display and remote reading option. These come in many forms with different ranges, electrical connectors and connection options.

Commonly used in plant, machine engineering and energy industries. This unit calculates the difference between the pressure on the positive and negative side of the application, displaying on a local or remote readout.


  • Accuracy: ±0.25% up to ±1.0%
  • Nominal Pressure: 15 mbar to 400 bar
  • Max static pressure: Up to 400 bar
  • Wire system & output: 4...20 mA, 2 wire
  • Supply voltage: 10...30V DC (dependant on wiring/output configurations)
  • Process connection: 1/4″, 3/8″ & 1/2″ BSP, BSPT or NPT
  • Electrical connections: Large DIN plug
  • Wetted parts: 316 Stainless steel with ceramic sensor


  • Wetted parts: Various wetted parts available
  • Electrical connections: Various electrical connections available
  • Wire system & output: Various specifications available. 3 wire, 4 wire, V, mV, mA
  • ATEX option available
  • Various supply voltages
  • Local display available
  • Various models

Calibration Notes

  • Traceable to National Standards
  • UKAS

If you have any questions, please contact us on +44 (0) 117 965 4615 or visit our enquiry page and submit the form.

We can also customise our products to your specific needs.

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Leading industry standards

NQA ISO9001 Accredited and Achilles Affiliated

  • UKAS logo
  • Achilles logo
  • NQA UKAS logo
  • BEMA logo
  • QAS International ISO 14001:2025 logo

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