2-Wire is the easiest way to map the part-usage costs of your home or building, 2-Wire makes the resident smart.

Just before the beginning of spring, we will come up with a few new energy meters and the new air quality meter. All these modules work either as a separate measuring module with LCD display,
Or connected via Modbus to the 2-Wire “MEMo” data logger web server, some features:

Energy meters with LCD display EMM.120 and EMM.120 CT + power coil CT 100A / 100mV


  • Mounting: DIN Rail, 1 module
  • EMM.120: Measurement through flow passage max 45A
  • EMM.120 CT: Measurement via flow coil 100A / 100mVolt
  • Accuracy: Class I / Class B
  • Display with backlight
  • Measurement: Consumption Import + Export (kWh, kVarh), Voltage (V), Current (A), Power (W, Var), Frequency (Hz), Powerfactor (PF)
  • Output: RS485 Modbus standard and 2x pulse output
  • List price module: 44 euro

Air quality meter AQM.012 at 12 volts


  • Wall mounting, standard built-in box.
  • Display with backlight
  • Measurement: CO2 (infrared absorption, very high accuracy), temperature, humidity, VOC value, time indication.
  • Power: 12 Volts DC
  • Output: RS485 Modbus standard
  • List price module 345 euros

More details can be found on our assortment page.