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DDS8688 SINGLE PHASE ELECTRONIC RS485 COMMUNICATION WATT HOUR METER (LIQUID CRYSTAL DISPLAY)
Product Info:
Product name: DDS8688 SINGLE PHASE ELECTRONIC RS485 COMMUNICATION WATT HOUR METER (LIQUID CRYSTAL DISPLAY)
Product Catalog: {-catetname-}
产品规格 Produce Specification
Reference voltage
参比电压
Reference frequency
参比频率
Accuracy grade
精度等级
Basic current (max current)
基本电流 ( 最大电流 )
220V
50Hz、60Hz
1 级、2 级 Class
1.5(6)A, 2.5(10)A, 5(20)A, 10(40)A,
15(60)A,20(80)A,30(100)A
1. Executive standard：GB/T 17255-321-2008/ IEC 61036:2000,
DL/T645-1997，DL/T 645-2007,Modbus-RTU.
2. Specified working voltage: 0.9Un~1.1Un.
3. Power consumption: less than 2W (10VA).
4. Starting current: class 1 meter: 0.4%Ib; class 2 meter: 0.5%Ib.
5. Creeping: anti-creeping logical circuit.
6. Specified working temperature: -10℃ ~+45℃ .
7. Utmost working temperature: -25℃ ~+55℃ .
8. Strong overload capability: the meter overload ability can reach above
6 times within the accuracy class.
9. It can measure electric energy positively and negatively,an accumulate
positively and has function of anti-electricity theft,luminescent tube
indicates.
10. Accurate online measurement, strong ability of anti-interference,
high reliability, the life can be more than 15 years.
11. Remote interruption of power supply function.
12. Output interface RS485 and infrared communication.
主要技术参数 Main Technical data
1. 执行标准：GB/T 17255-321-2008/ IEC 61036:2000,
DL/T645-1997，DL/T 645-2007,Modbus-RTU；
2. 规定的工作电压范围：0.9Un~1.1Un；
3. 功率消耗：小于 2W (10VA)；
4. 起动电流：1 级表 0.4%Ib，2 级表 0.5%Ib；
5. 潜动：具有防潜动逻辑电路；
6. 规定的工作温度范围：-10℃ ~+45℃；
7. 工作极限温度范围：-25℃ ~+55℃；
8. 过载能力强，仪表在准确度等级范围内的过载能力
可达 6 倍以上；
9. 具有计量正、反二个方向的电量，正向累计，发光管指示，
有一定的防窃电能力；
10. 仪表在线计量准确 . 抗干扰性强，可靠性高，
寿命可达 15 年以上；
11. 具有远程断电功能；
12. 输出接口 RS485 和红外通信。
外形及安装尺寸 Outline & installation s
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