草莓福利导航_中文字幕一区二区三区无码av_黄金网站9.1直接进入_在房间打扑克又疼又叫又开心_中文中字无码字幕在线观看_老熟妇在线视频播放_秋霞免费鲁丝片无码84_一本大道av伊人久久精品_高清欧美三级自拍_国语自产偷拍精品视频偷777

Application

ZMM1250SD three-phase electronic multi-function electric energy meter is designed with advanced energy metering special chip and mature multi-functional technology. It is designed and manufactured according to the actual electricity consumption status of residents by applying digital sampling processing technology and SMT technology. , with international advanced level of electrical energy meters.
The meter realizes time-division measurement and measures all grid electrical parameters, including split phase voltage, current, power, power factor, frequency, etc., set daily automatic dump data, handheld terminal or PC programming and meter reading, LCD display, etc. Function; can carry out 4 kinds of rate, two sets of timetables, each set of time period has a maximum of 8 timetables, 2 sets of time zone tables, each set of time zones has a maximum of 14 time zones, 12-digit table numbers, etc., and has electric energy test pulse Output.

Its performance indicators meet the technical requirements of GB/T 17215.321 "Class 1 and Class 2 Static AC Active Energy Meter" and DL/T 614-2007 "Multi-function Energy Meter" standard for multi-function energy meter. The communication protocol complies with the "DL/T645-2007 Multi-function Energy Meter Communication Protocol", the MODBUS-RTU protocol (GB/T 19582-2008 "Modbus-based Industrial Automation Network Specification") and the special communication requirements proposed by the user.