Intelligent Power Meter Multi-Function Three Phase 3-Wire 4-Wire Electricity Meter 3-Phase Electric Active Energy Meter High Precision Digital Ammeter Watt Meter with RS485 and LCD Display

Overview：
The three-phase intelligent power meter is a high accuracy measuring instrument of measurement, monitoring, LCD display and digital communication. It can be widely used in intelligent buildings, power system, low-voltage power distribution, industrial automation, energy management systems and automation and other fields.
Features：
The real-time measurement of current, phase and line voltage, active reactive and apparent power, power factor, frequency, angle, load characteristic.
LCD display shows three-phase voltage, current, power, frequency and other electrical parameters display, active and reactive energy display.
2-31 harmonics measurement of each phase voltage /current.
RS485 communication interface for data exchange.
The communication rate of the RS485 can be set in 1200bps, 2400bps, 4800bps, 9600bps, and the default rate is 9600bps..
Specifications：
Rated Voltage: AC 3 x 220V/380V
Voltage Measuring Range: AC20V-400V
Load: ＜0.2VA
Rated Current: AC 3x 5(6)A
Current Measuring Range: AC0.05A-6A
Load: ＜0.5VA
Overload: 2 times rated current continuous
Pulse Constant: 6400imp/kWh(kvarh)
Power Input: AC85-265V; DC100-330V
Frequency: 50/60Hz
Accuracy: Active class 0.5S; Reactive class 2
Max. Power Consumption: ＜4W，10VA
Communication Port: RS485, 2-wire half-duplex
Baud Rate: 1200bps, 2400bps, 4800bps, 9600bps(default), optional
Check Bit: odd /even /none optional
Modbus Protocol Address: 01 (default)
Operating temperature: -10℃~+50℃
Size: 98±0.5mm×98±0.5mm×78±0.5mm
Weight: 0.33kg
LCD Display Screen: The electric meter uses digital backlight LCD display which shows three-phase voltage, current, power, frequency and other electrical parameters display, active and reactive energy display.
RS485 Communication: With a RS485 communication interface to host computer for data exchange, the digital power meter comply with the Modbus-RTU protocols, the terminals are marked A and B.
Real Time Alarm: The three-phase power meter can do real-time alarm of loss of press, over-voltage, under-voltage, phase failure, loss of flow, over-current, current cutoff, overload and so on.
Harmonic Measurement: Intelligent Power Meter can measure 2-31 harmonics of each phase voltage /current(graded harmonic content, total distortion rate, odd total distortion rate, even total distortion rate).
Wide Applications: This meter is applicable to campus dormitories and large-scale of electrical energy metering, can also be used in enterprises and institutions for power management assessment.