Our Unit Converter

The ESI Unit converter allows you to quickly and easily access a conversion tool to work out your preferred unit of pressure measurement wherever you may be. Whether out on-site or in the office.

ESI logo in white

Download the ESI-USB© Software

The ESI-USB© software allows you to connect your ESI transducer to your laptop or PC and be up and running monitoring pressure data within ten minutes. The software auto-updates and is compatible with Windows 8, 10 & 11.


High Temperature Flush Diaphragm Pressure Transmitter

  • High operating temperatures of up to 250°C
  • Easy clean flush membrane to prevent clogging
  • Thick film sensor technology for long service life
  • Pressure ranges to 400 bar
  • Good chemical compatibility for a range of applications
  • Integral O-ring seal option to ensure flush pressure seal
  • ATEX/IECEx option available (includes M1 for mining applications)


The PR3860 high temperature 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, the PR3860 pressure transmitter permits accurate pressure measurement at elevated temperatures and is suitable for use at media temperature up to 250 °C.

Electrical connection is via a detachable DIN connector allowing easy access to zero and span adjustment. Optional weldable boss is available to ensure flush-face installation of transmitter to tanks and pipe-work.

Standard pressure ranges:

0 – 10 bar; 0 – 25 bar; 0 – 60 bar; 0 – 100 bar; 0 – 250 bar; 0 – 400 bar (other options available)

Typical applications include:

  • Food processing
  • Pharmaceutical industries
  • Petrochemical environments


Technical Specifications

Electrical Connections

mA Vdc Vdc
Pin no. 2 wire 3 wire 4 wire
1 +supply -supply common
2 4-20 mA signal +supply +supply
3 N/C +output +output
to case to case


Get a quote..

For more information or to request a quote contact our sales team