ARM32 Multi-Function Power Meter

Suit for Panel mount and DIN Rail Mount installation Suit for distribution system under 650kV (PT value settable) True RMS measuring parameters Setpoint alarm for over / under limit 31st Harmonic analysis, THD Status input & relay output function (optional) High accuracy, class 0.5 for kWh Small size: 72*72mm One RS485, support MODBUS-RTU protocol