Single Phase Multi-Tarrif Watt-Hour, Energy Meter

Product Description

DDS***8 is designed and manufactured on the basis of advanced measuring chip, well-matured multi-tariff technology energy meter, and digital sampling technology and SMT technology, for the application of residential power consumption metering in residential places. This meter has the functions of TOD metering, month end data transfer, programming and reading by CMRI or PC, LCD display, etc. Totally 6 tariffs and 6 time zones are provided. It also has the anti-tamper features, as well as functions that can register the events of opening of meter cover. The display support operation without power supply with the backup battery. The meter complies with IS****9 and CBIP No. *8 with their latest amendments, the communication protocol complies with IEC****6. Specifications and pulse constants Model No. Type DDS ***8 Single phase Ref. Voltage: **0V/**0V/**0V/**0V Rated current: 1.5(6)A, 2.5(*0)A, *0(*0)A, *0(*0)A, *0(*0)A Active Pulse constant: ***0 imp/kWh Rated frequency: *0Hz +/- 5% Accuracy class: Active class 1 Weight: About: **0g Dimension: **3mm***2mm**7mm Electronic parameters Normal working voltage: 0.8Un*1.1Un Limited working voltage: 0.7Un*1.2Un Voltage circuit power consumption: &#***4;1W, 4VA Current circuit power consumption: &#***4;2VA Voltage of data backup battery: 3.6VDC Tariff related working parameter RTC accuracy (day error): &#***4;0.5s/d(*3) Battery capacity: &#***5;***0mAh Climatic conditions Normal working temperature range: ******-**0 Limited working temperature range: ******-**0 Storage and transportation temperature range: ******-**0 Storage and working humidity: &#***4;*5% Technical parameters No. Of tariffs: 6 No. Of time zones: 6 Metering range: **********9 kWh Display: LCD Baud rate: **0bps and ***0bps Communication Port: Optical Port or by RS**5