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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.

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Pressure Converter

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.

Pressure Transducers and Transmitters
ESI-USB© Software

Wiring Diagrams for DIN & M12 Connectors for use with ESI Technology pressure transducers and transmitters

Din Connectors

A DIN connector is an electrical connector that was originally standardized by the Deutsches Institut für Normung (DIN) organization. The general electrical connector used by ESI is to EN175301-803 (ex DIN43650) DIN Standard.

DIN 175301-803-A electrical connector
  • DIN Connector - 2 Wire
    Output
    4-20 mA

    pressure transducer and transmitter wiring diagram for 2 wire DIN connector

    Wire Key – 2 Wire

    Earth Yellow or White —
    1 Red + Supply
    2 Blue + Signal Output
    3 Not Connected —
  • DIN Connector - 3 Wire

    Output 4-20 mA

    Output
    0-5 Vdc
    0-10 Vdc

    pressure transducer and transmitter wiring diagram for 3 wire DIN connector

    Wire Key – 3 Wire

    Earth Yellow or White Or Earth Not Connected
    1 Blue + Supply
    2 Red + Supply
    3 Black or Green + Signal Output
  • DIN Connector - 4 Wire

    Output 4-20 mA

    Output
    Unrat mV
    0-20 mV
    0-100 mV
    0-5 Vdc
    0-10 Vdc

    pressure transducer and transmitter wiring diagram for 4 wire DIN connector

    Wire Key – 4 Wire

    Earth Yellow or White  – Signal Output
    1 Blue – Supply
    2 Red + Supply
    3 Black or Green + Signal Output

M12 Connectors

An M12 Connector has a locking thread that is used primarily in production equipment as standard. 

  • M12 Wiring - 2-4 Pin

    pressure transducer and transmitter wiring diagram for 2-4 pin M12 connector

    2 Pin (4-20mA) 3 Pin (Vdc) 4 Pin (Vdc)
    1: +ve Supply 1: -ve Supply 1: -ve Supply
    2: n/c 2: +ve Supply 2: +ve Supply
    3: lout 3: +ve Output 3: +ve Output
    4: Not Connected 4: Not Connected 4: -ve Output
  • M12 Wiring - 5 Pin

    pressure transducer and transmitter wiring diagram for 5 pin M12 connector

    Pin No Designation
    1 RS485(B)
    2 RS485(A)
    3 Common Ground
    4 DS Power IN
    5 Analogue Output
    Case Case GND

The wiring used varies dependent on aspects such as output type, voltage, and current requirements; however, we also manufacture custom wiring based on specific customer requirements.

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