Measurements
· Three-phase 3 or 4-wire unbalanced load operation
· Direct measurement up to 600VAC
· Programmable PT & CT ratio
· True RMS metering
· More than 50 electrical parameters available
  (instantaneous, demand and peak)
· Fully bi-directional, four-quadrant readings
· Optional temperature indication.

Communication
· RS485 or RS232 optoisolated communication port
· Modbus or Algodue protocol
· Communication speed programmable up to 57,600 bps
· Optional integrated 10/100 Base-T Ethernet interface.

Inputs & Outputs
· Two digital outputs for energy pulsing or alarm tripping
· Optional one digital input for time and tariff
  synchronization
· Optional enviroment temperature sensor