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                  多功能电力仪表

                  型号: 电力仪表(DS7E-DS9E)

                  数码管显示
                  测量项目:三相电力网络电压/电流/有功功率/无功功率 / 频率 / 功率因数等
                  2路开关量输入和2路开关量输出(DS7E二选一)
                  真有效值测量
                  具有RS485数字接口,采用Modbus RTU通信协议
                  四川快乐12开奖结果杳询
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