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DDS238-4 W (D1408)

Pulse LED indicates working of meter,Pulse output with optical coupling isolation
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  • Product Introduction
  • Technical Data
The meter is designed to measure single phase two wire AC active energy variable parameter like residential , utility and industrial application. It has remote read communication port RS485. It is a long life meter with the advantage of high stability , high over load capability , low power loss and small volume .
Basic Function
★LCD display
★Bi-directional total active energy ,reverse active energy measure in the total active energy
★The meter also display real voltage , real current , real power , real power factor , real frequency ,import active energy , export active energy  
★keypad for LCD display step by step
★RS485 communication port , MODBUS-RTU protocol
★Remote control on/off with RS485 communication port
★Pulse LED indicates working of meter,Pulse output with optical coupling isolation
★35mm din rail installation
Voltage  0.5%
Current  0.5%
Power Factor  1%
Active power  ±1%
Reactive Power   ±2%
Active Energy (kWh) Class 1.0

Operating temperature -25℃~55℃
Storage temperature -40℃~80℃
Reference temperature 23℃+2℃
Relative humidity 0 to 95% , non-condensing
Altitude Up to 2500m
Warm up time 10s
Mechanical Environment M1
Electromagnetic Environment E2
Degree of pollution 2
Wire connection

Outline dimension


Rate voltage 110V,120V,220V,230,240V
Working voltage range 0.8~1.2Un
Rate Current 5(60)A
Frequency 50Hz or 60Hz +10%
Connection mode Direct type
Display LCD
Accuracy class 1.0
Power consumption <1W/10VA
Start current 0.004Ib
AC voltage withstand 4000V/25mA for 60 sec
Impulse Voltage 6kV 1.2μs waveform
Over current withstand 30Imax for 0.01s
IP grade IP51
Constant 1600~3200 imp/kWh
Pulse output Passive pulse, pulse width is 80+5 ms
Communication port RS485 port , baud rate 1200~9600 bps ,default is 9600bps ,address 1~247,None parity , stop bits 1 , data bits 8 .
Executive standard DIN 43880,IEC62053-21,IEC62052-11,MODBUS-RTU
IP grade IP51(in door)
Outline dimension LXMXH 93x76x78mm
Weight Approx 0.36kg

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