Flush Diaphragm Pressure Transducer, PR3850


■ Flush Diaphragm Pressure Transducer
■ 4-20mA two-wire output
■ Pressure ranges to 400 bar (5,800 psi)
■ 1/2″ BSP flush diaphragm



Description | Data Sheet | Related Products

Flush Diaphragm Pressure Transmitter Performance:

  • Easy clean flush membrane to prevent clogging
  • 316L stainless steel membrane
  • Integral o-ring seal
  • High stability and repeatability
  • Supply voltage 13-36Vdc
  • All stainless steel housing
  • 4-20mA two-wire output
  • Zero + span adjustment on-site
  • *Intrinsically safe option. Flammable gases (zone 0) and dusts (zone 20)
  • ATEX/IECEx option available (includes M1 for mining applications)


The PR3850 pressure transmitter has been designed to meet the requirements of the majority of industrial pressure measurement applications where a hygienic flush diaphragm connection is required.

Robustly constructed from stainless steel this range of pressure transmitters incorporates the latest strain gauge technology together with a custom IC amplifier offering excellent stability and accuracy over a long service life. Output options include 0-5Vdc, 0-10vdc and 0-20mA.


Food processing, pharmaceutical, petrochemical, waste water and slurry handling.



View Data Sheet (PDF)          Atex Certificate


Additional information

Additional information

Model Number

PR3850, PR3851, PR3852

Pressure Ranges

0-10 bar (0-145 psi), 0-100 mbar, 0-25 bar (0-300 psi), 0-4 bar (0-60 psi), 0-100 bar (0-1,500 psi), 0-250 bar (0-3,000 psi), 0-400 bar (0-5,800 psi)

Calibration in

bar, psi.