Function

Function description

Function provide

Measurement of kWh

Single-phase active kWh (positive and negative)，3 months historical energy data frozen storage

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Measurement of electrical parameters

Voltage, Current, Active power, Reactive power, Apparent power, Power factor and Frequency

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LCD Display

8 bits section LCD display

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Key programming

3 keys to set parameters like code, address, baud rate, multi-tariff and communication protocol

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Pulse output

Active energy pulse output

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Multi-tariff

Adapt 4 time zones, 2 time interval lists, 14 time interval by day and 4 tariff rates

□F

Communication

Communication interface: RS485, Communication protocol: MODBUS-RTU

■C

1.1 Electric Performance

Input voltage

Reference voltage

AC 220V

Reference frequency

50Hz

Power consumption

<10VA

Input current

Basic current

10A

Maximum current

80A

Starting current

4‰Ib

Consumption

<4VA

Measurement performance

Accuracy of measuring

1 class

Range  of measuring

000000.00~99999999kWh

Clock accuracy

Error≤0.5s/d

Active pulse

Pulse width

80±20ms

Pulse constant

1000imp/kWh

Interface

RS485(A+、B-)

Communicati on

Connection mode

Shielded twisted pair conductors

Protocol

MODBUS-RTU

2.Mechanical Performance

Outline

Length ×
Width ×
Height×

90mm×36mm×65mm

Strong current terminal
Torque

<1.8Nm

 3.Work Environment

Temperature range

Work temperature

-25℃~55℃

Storage Temperature

-40℃~70℃

Relative humidity

≤95%(No condensation)

Altitude

<2000m