TOMZN 90-300VAC 60A Single Phase Energy Meter Kwh Monitoring Timer with voltage current action power protection Bi-directional

Two models:

DDS238-4 W with RS485

DDS238-4 W without RS485

Function:

1. password protection

2. Time Relay Switch

3. Countdown function

4. Bi-directional active energy measure , positive (import)active energy and reverse(export) active energy display separately

5. Real active power display

6. Clear all kWh to zero

7. Kwh prepayment function.

8. Over current protection, over and under voltage protection, action power (W) protection.

9. RS485 port: MODBUS-RTU protocol, 1200??9600bps,None parity ,default 9600bps

Feature??

1.Working Voltage: AC 90-300V

2.Rate frequeney:50/60Hz

3.Rated current:5(60)A, min measure 20mA

4.Rate voltage:120V/220V/230V/240V(90-300V)

5.kWh Accuracy:Class 1

6.Pulse constant:1600imp/kwh

7.Working Temperature: -25??-70??