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PM-90 Digital Energy Meter

With rugged and modular design, PM-90 has been widely applied for the accurate and durable monitoring of digital energy meters for active, reactive and combination energy. It has simple interface for easy access.

Description

Features

Main features

  • Programmable PT and CT ratio
  • Analog output (optional)
  • Energy pulse output (optional)
  • Built-in RS-485 communication port
  • 1 channel remote signal input (optional)
  • Multi-tariff function (Max 12 time lots, optional)

Measured Parameters

NoVariablesContentsDirectionDisplay(Max.)Accuracy
1CurrentIa, Ib, Ic, Iavg 9999KAClass 0.2
2Active PowerWa, Wb, Wc, W∑Directional9999MWClass 0.5
3Reactive Powervara, varb, varc, var∑Directional9999MvarClass 0.5
4Active EnergykWhDirectional9999999.99kWhClass 1
5Reactive EnergyKvarhDirectional9999999.99kvarhClass 2

 

 

Specification
Electrical Connections:Single phase, 3-Ph 3 Wire , 3-Ph 4 Wire
Input Voltage:0~693VAC, Direct Input
Input Current:0~5A
Frequency:50Hz/60Hz
Power Factor:0.5(Capacitive)~1 ~0.5(Inductive)
Accuracy Class:Active Energy : Class1, IEC61036
Reactive Energy:Class2, IEC62053-23
Analog Output:Class 0.5, IEC60688
Overload Capacity:Voltage 2X, 2sec.
Current 10X, 1sec.
Display:8 digits LED display
Metric direction:Bi-directional
OutputkWh/kvarh pulse output
kWh/kvar analog output: 0V-5V, 4mA-20mA(optional)
RS-485
Isolation:Galvanic isolation on all inputs, outputs and power supply.
Energy Meter Constant:1000 imp/ kWh
Auxiliary  Power Supply:24V~80VAC/DC;85V~265VAC/DC
Power Consumption:< 5VA
Operating temperature:-20℃~+60℃
Storage temperature:-40℃~+85℃
Humidity:5~95%RH, non-condensing
Dimensional size:96mm×96mm×78mm
Installation size:91mm×91mm

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