智能型电压表采用交流采样技术，能测量电网中的电流，可通过仪表面板按键设置倍率，性价比极高。具有安装方便、接线简单、维护便利、工程量小、现场可编程设置输入参数等特点，并且能够完成与业界不同ＰＬＣ，工控计算机的组网通信。实现企事业单位智能化管理，为电气节能专项审计提供依据。

　 Intelligent single-phase voltmeter adopts AC sampling technology, which can measure the current in the power grid. It can set the multiple rate by the key of instrument panel, and the cost performance ratio is very high. It has the characteristics of convenient installation, simple wiring, convenient maintenance, small amount of work, field programmable setting input parameters, and can complete the network communication with different PLC and industrial computer. To realize intelligent management of enterprises and institutions, and provide basis for special audit of electrical energy saving.

◆测量：单相电压/三排ＬＥＤ同时显示Ａ、Ｂ、Ｃ三相电压

◆显示：一排ＬＥＤ数码/ＬＣＤ液晶显示

◆用途：适用于电力电网，自动化控制系统。主要测量电网中的电压参量/三相电压参量

◆扩展：单相电压在ＡＣ500Ｖ以上需配互感器

◆选配：可选带ＲＳ485通讯接口、变送输出(ＤＣ4～20mA、ＤＣ0～20mA)、上下限报警控制功能

◆Measurement: single phase voltage / three row LED shows A, B and C three-phase voltage simultaneously.

◆Display: a row of LED digital /LCD LCD display

◆Purpose: apply to power grid, automation control system. Voltage parameters and three phase voltage parameters in power grid are mainly measured.

◆Extension: transformer with single phase voltage above AC500V must be equipped with mutual inductor.

◆Selection: RS485 communication interface, transmitter output (DC4-20mA, DC0-20mA), upper and lower limit alarm control function is optional.