DP4数字电流电压表

 DP4系列数字电工仪表采用高精度的IC芯片设计，稳定性好、抗干扰强。输出采用模块化结构，仪表可带上限、下限报警及4-20mA、0-10mA变送RS485/RS232通讯等功能。上下限报警值、对应测量值、变送输出值可任意设定，采用当今天*常用的MODBUS通讯协议，*大波特率达19200。
一、主要技术指标                        二、型号说明
? 测量精度：±（0.2%FS+1）个字          DP4-□□-□-□-□-□
? 功耗：<5W                                                                                 测量对象
? 电源电压:85-240VAC                                                                                AV/AA：交流电压/电流
? 显示范围：±9999                                                                                     DV/DA：直流电压/电流
? 采样周期：0.5秒                                                                          量程（参照以下输入规格）
? 外形尺寸：96×48×100mm(横式)、96×96×100mm      上限报警
48×96×100mm(竖式)、160×80×100mm                                          N：无（可省劣）
              72×72×100mm、48×48×100mm                                          R1A：上限报警
          注：常规尺寸为96×48×100mm(横式)，需要               下限报警
              其它尺寸订货时应注明                                                                     N：无（可省劣）
                                                                                                                           R1A：上限报警
                                                                                                            变送或通讯
                                                                                                                             N：无（可省劣）
                                                                                                                             I：4-20mA或0-10mA
                                                                                                                              S1：RS485通讯
                                                                                                                              S2：RS232通讯

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