Detailed Product Description
Product Brief Introduction:
DDSI722 single phase carrier watt-hour meter is the new intelligent adopting aninternational advanced micro-chip which has the function of carrier communications,relay control,with ADE7755 chip,high integration,high measurement accuracy,high speed and small power consumption,carrier communication interface etc.
It meets the standard of GB/T 17215-2002(IEC61036)GB/T 15284-2002,carrier performance conform to the standard of DL/T 698-1999 electrical industry,and RS485 communication protocol meets standard of DL/T 645-1997.Steady and reliable to electrical energy measurement and control of commercial customers and industrial users.
Function and Features:
-Measurement function:with ADE7755,measyrement of positive and negative power of active,protect electricity from stealing;
-Electricity carrier communication function:meter parameter setting and reading;
-May control of meter relay;
-Communication rare:synchronous communication,500bps
- Communication distance:500m(two communications between each);
-4 S carrier relay function,expand communication distance;
- Communication rule: carrier communication rule;
-Interruption of power supply function:long range to send and to interrupt electricity through the carrier.
-Way of display:registerLCD
Main Technical Data:
Rated current(A) 5(20)5(30)10401560
Rated voltage(V) 200 or 240
Rated frequency(Hz) 50 or 60
Accuracy Class 1Sor 2S
Carrier communicatin 15 series soread spectrum,the center ftequency 120K
Power consumption Static state is less than 0.5W,the carrier launch is less Than 3W
