input

Connection

3-phase-3-wire, 3-phase-4-wire

frequency

45-65HZ

voltage

rating: AC 100V、400V

overload： 1.2 fold rating {continuous) : 2 fold rating for 1 second

power consumption ： <0.2VA

current

Rating: AC IA、5A

overload： 1.2 fold rating （continuous) ； 10fold rating for 1 second

power consumption ： <0.2VA

output

electric energy

Output mode: 2 channel open-collector photo coupler pulse

pulse constant: 10000 , 40000, 160000 imp/kWh

communication

RS485port, Modbus -RTU protocol

display

LED or LCD display, set multiplying power, alarm, switching indication
at will;For 1 channel analog, display related programmable setting

function

Switching input

2channel or 4channel passive dry contact input mode

Switching output

Output mode： 2 channel relay NO contact output

contact capacity- 1A/30VDC 1A/250VAC

Analog output

Output mode: 1, 2 or 4 channel Output, 0 - 20mA，4 - 20mA programmable

load capacity≤500Ω

accuracy class

Frequency 0.05Hz, reactive electric energy 1 class, others 0.5class

power supply

DC100~350V;AV 85~265V;
（In order to instrument wiring shall prevail ）

power consumption<5VA

Security

Equipment withstand voltage= power supply, voltage input circuit 2kVAC；
power supply,current circuit 2.5kV/1min(RMS)
Insulation resistance- input, output end to housing >100MΩ