DDZY1737C-DC Direct-Current Smart Meter User Manual - 1

● Be sure to read this user manual before using the product

1. Introduction
1.1 Description
DDZY1737C-DC is a direct current smart energy meter designed with advanced energy metering chip and SMT technology. With RS485 port, the meter can communicate with the computer to exchange the data.
 
1.2 Main Function
  • Current combined energy consumption and current monthly consumption can be separately measured
  • Measure current, voltage, consumption and power
  • Record and alarm of under-voltage, over-voltage, power-failure, etc.
  • Automatic reading monthly with latest 24 months 'data stored
  • The data of current, power, consumption, time (year, month, day, hour, minute, second) will be stored once a minute and 1500 records can be stored for each item.
  • Store monthly frozen energy with storage capability of 24 records
  • Record and store the latest 500 alarm records
  • Local storage function to avoid energy data loss
  • Data inside the meter can be read via RS485 port
  • Remotely broadcast time to the meter via RS485 communication port
  • With the function remote sign, remote measure, remote control, remote adjust
  • RS485 interface Baud rate can be set as 600-9600bps;
  • Meter communication default parameter: 2400, N, 8, 1
 
1.3 Technical Specification
  • Input Way:Single loop direct current power
  • Rated Working Voltage:+48VDC;
  • Sampling Voltage:0~120VDC;
  • Measuring Range: Specified working voltage 0.8Un~1.1Un,Extended working voltage: 0.6Un~1.1Un;
  • Input Current:50A, 100A, 200A, 400A;
  • Pulse Constant:6400imp/kWh;
  • Energy Measuring Range:0~39999999.99kWh;
  • Power Range:0~99.9999kW;
  • Accuracy Class:1.0/2.0;
  • Clock Accuracy:≤0.5s/d(23℃), Variation with temperature change is better than 0.1s/d;
  • Standby Power:≤2W;
  • Working Temperature:-20℃~+60℃;
  • Storage Temperature:-40℃~+70℃;
  • Working Humidity:≤98%(40℃±2℃)(No condensing);
  • Altitude:≤5000m;
  • Installation:DIN35mm Standard Din Rail;
  • Dimension:106.5mm×87.5mm×59mm;
  • Weight: 0.25kg
Technical Support : http://www.hopmeter.com/
 

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