4/20mA Loop powered indicators

Display instrumentation for use in hazardous and safe areas
Loop powered indicators


  • Large easy to read displays
  • Low voltage drop
  • Robust GRP and Stainless Steel enclosures
  • Models for:
  • Intrinsically safe Ex ia applications
    Increased safety Ex eb Zone 1 & 2 applications
    General purpose applications
    Field and panel mounting
  • Accessories:
  • Backlights - may be loop or separately powered
    Pipe mounting kits
    Scale and tagging

These UK designed and manufactured instruments include fourth generation models which have even larger displays, more digits and international certification complying with the latest standards for the hazardous area models. The range now includes increased safety Ex eb and Ex tb models which are a lower cost alternative for flameproof indicators, but have much larger easy to see displays.

Indicators can be supplied ready to install with customer specified calibration, scale and tag marking for no additional charge.

For more information, please choose the model which best suits your application from the tables below.