Model：DS91 single-phase rail energy meter
价格：元
Provide 6+1 bit LCD display (with backlight)
Measure single-phase current, voltage, active power, reactive power, power factor, frequency, and active and reactive energy
Suitable for low voltage 220Vac single-phase circuit/63A and below electrical metering
Standard configuration: 1 channel of electrical pulse output
Standard RS485 communication interface (using Modbus RTU communication protocol)