Electric Sensors

M850 Multi-function Meters

The new range of multifunction panel meters feature 96 x 96mm sizes complete with unique blue LED screen. The range is easy to use and can be used on any single or 3 phase system with any input voltage without re-programming.

The range is a cost effective replacement for traditional panel meters and is suitable for low, medium, and high voltage control panels, gensets, building management systems, power management and more.



  • Phase Voltage (V)
  • Phase to Neutral Voltage (V)
  • Phase Current (I)
  • Frequency (Hz)
  • Active Power (W)
  • Active Energy (kWh)
  • Reactive Power (VAr)
  • Apparent Power (VA)
  • Reactive Energy (VArh)
  • Power Factor (PF)
  • Instantaneous Amp Demand
  • Instantaneous Watt Demand
  • Instantaneous VA Demand
  • Maximum Amp Demand
  • Maximum Watt Demand
  • Maximum VA Demand
  • Neutral Current Measurement


All models feature the following user-programmable functions:

  • Current Transformer Ratio
  • Voltage Transformer Ratio
  • Baud Rate, Parity, Stops
  • AC or DC AUX
  • 1A or 5A CT
  • Single or 3 phase system
  • Input voltage range 28-570V
  • RS485 address, 1-247
  • Security code access for programming



Clamp-on ammeter 0...1000 A TRMS incl. 5 m connection cable with open ends