InputMeasuring display

Voltage

Range

0.7Un～1.2Un

Accuracy

RMS Current accuracy:0.2 Grades

Current

Range

5A

Accuracy

RMS Measure（Current accuracy:0.2 Grades）

Frequency

3-phase AC 50/60Hz U、I；Input frequency：45～75Hz

Power

Active power accuracy: 0.5 Grades；Reactive power accuracy：1 Grade

Power factor

PF accuracy: 0.5 Grade；

Power

Power supply

Connect from phase voltage，120～264Vac（50/60Hz）. No external power required

Power dissipation

<2W

Output programmable

Comm.

Output port

RS-485 ports，two-wire system，+15kV ESD protection

Protocol

Standard MODBUS-RTU

Data format

Settable:10-bit, 1-bit start bit 0, 8 data bits, 1 bit stop bit 1; or

or 11-bit，odd、even or no parity settable through software

Baud rate

BPS1200、2400、4800、9600、19.2K，Settable

Display

LCD segment display

Active energy pulse

Pulse width 80ms±20ms，Opto-isolated

Environment

Working

Working temp.:-20～70℃

Storage

Storage temp.:-30～80℃

RH

Relative humidity≤90%  No condensation

Withstand Voltage

I/O>1kV O/I>1kV

Insulation

Ouput,Input and power to shell>5M Ω