Display

Display method

Dot matrix liquid crystal;  Switch between Chinese and English

Resolution

128*128；

Backlight

White LED;

Visible area

72 Shape: 38mm*46mm (1.78"/2.3");
96 Shape: 56mm*60mm (2.46"/3.2");

Signal

Electrical network

Three-phase three-wire, three-phase four-wire, see the wiring diagram;

Frequency

45～65Hz；

Voltage

Rating: AC 3*57.7/100V, AC 3*63.5/110V, AC 3*230/400V, AC 3*400/690V (96 Shape only);

Overload: 1.2 times the rating (continuous); 2x rating/1 second;

Power consumption: < 0.5VA(Every way)；

Current

Ratings: AC 3x 1 (1.2) A, AC 3x5(6)A;

Overload: 1.2 times the rating (continuous); 10x rating/1 second;

Power consumption: < 0.5VA(Every way)；

Measurement accuracy

Voltage, current

IEC 61557-12   0.2%

Voltage harmonics, current harmonics

IEC 61557-12   1%

Frequency

IEC 61557-12   ±0.02Hz 

Active power

IEC 61557-12   0.5%

Reactive power

IEC 61557-12   1% 

Active electrical energy

0.5S class  GB/T 17215.321-2008 <=> C class  GB/T 17215.321.2021

(0.2S accuracy when S is selected)
0.2S class GB/T 17215.321-2008 <=>  D class GB/T 17215.321.2021

(1 accuracy when using the built-in secondary transformer of the instrument)
1class  GB/T 17215.321-2008  <=> B class    GB/T 17215.321.2021

Reactive power

IEC 62053-24  Class 1

Power quality (only available when S is selected).

Waves recording

20 waveforms, 10 waves before and after;

Waveform capture

128 cycle points are stored per waveform;

Switch input

Dry contact input, built-in power supply;
Response time: less than 300ms

Relay output

Contact type: normally open contact;
Contact capacity: AC 250V/3A DC 30V/3A;

Energy pulse output

Output mode: photocoupler pulse with open collector;
Pulse constant: 10000imp/kWh (default);

communication

RS485 interface/Modbus-RTU protocol and DLT645 protocol;
RJ45 interface (Ethernet)/Modbus-TCP protocol;
Wireless interface

power supply

Working range: AC 85V~265V;  DC100V～350V
Power consumption: power consumption≤15VA;

Safety 

Power frequency withstand voltage

The power frequency withstand voltage between the housing and the auxiliary power supply, each input and output terminal group is AC 4kV/1min;
The power frequency withstand voltage between the auxiliary power supply and each input terminal and each output terminal group is AC 2kV/1min;
The power frequency withstand voltage between the voltage input and other input and output terminal blocks is AC 2kV/1min;
The power frequency withstand voltage between the current input and other input and output terminal blocks is AC 2kV/1min;
The power frequency withstand voltage between the relay output and other input and output terminal blocks is AC 2kV/1min;
The power frequency withstand voltage between the terminal groups of switching input, communication, analog output and pulse output is AC 1kV/1min;

Insulation resistance

Inputs、outputs to the shell>100MΩ；

Electromagnetic compatibility

Complies with IEC 61000 standard (Level 4);

Environment

Operating temperature：-25℃～+70℃；Storage temperature：-40℃～+85℃；
Relative humidity：≤95% without condensation；Altitude：≤2500m；

Protection Level

Display panel IP54; (Optionally IP65).

Standards

IEC 60068-2-1
IEC 60068-2-2
IEC 60068-2-30

Environmental Testing-Part 2-1:Tests Test A:Cold IDA
Environmental Testing Part 2-2:Tests Test B:Dry heat
Environmental Testing Part 2-30:Tests Test Db:Damp heat，cyclic (12+12h)

IEC 61000-4

Electromagnetic compatibility-Testing and measurement techniques

IEC 61557-12

Electrical safety in low voltage distribution systems up to 1 000V a.c. and 1 500V d.c –Equipment for testing， measuring or monitoring of protective measures — Part12：Performances measuring and monitoring devices(PMD)

IEC 62053-22

Electricity metering equipment (a.c.)-Particular requirements - Part22:Static meter for active energy(class 0.2S and 0.5S)

IEC 62053-24

Electricity metering equipment (a.c.)-Particular requirements - Part24:Static meter for reactive energy at fundamental frequency (classes 0.5S 1S and 1)