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适用范围 Application

DTS2121三相电子式电能表（导轨）系我公司研制开发的，具有 7 位宽温度型液晶显示，复费率 ( 分时 )电能计量，红外载波通讯及 RS485 接口串行通讯抄表 / 设表等多种功能为一体的智能化全电子式电能表。该表性能符合国标GB/T17215.321-2008 中 1 或 2 级三相电能表的相关技术要求，通讯规约符合 DL/T645-1997《多功能表通讯规约》。具有可靠性好、体积小、重量轻、外形美观、安装灵活方便等特点。

DTS2121 three-phase electronic multi-rate guide rail electric energy meter is a kind of three phase four wire three tariffs (time-sharing billing) active energy meter, the meter completely accord with relevant technical requirements of class 1 three phase active energy meter stipulated in international standard IEC 62053-21. and its communication protocol has conformed to DL/T6451997 Multi-function Watt-hour Meter Communication Protocol. It can accurately and directly measure 50Hz or 60Hz active energy consumption data and information. And there are far infrared and RS485 communication module in it. It is use for setting and reading the meter. Contact with all kind of AMR system conveniently. It has following features: good reliability, small volume,light, weight, specious nice appearance, convenient installation, etc.