微电脑型单相交流集合式电表（单相二线系统）特点：***度0.25%满刻度&plu***n;1位数可同时量测与显示交流电压,***流,頻率,瓦特,(功率因數/視在功率)交流***壓,***流,瓦特皆為真正有效值(TRMS)交流***流,瓦特之小數點可任意設定瓦特***位W或KW可任意設定CT比可任意設定(1至999)輸入與輸出絕緣耐压2仟伏特/1分鐘(突波測試強度4仟伏特(1.2x50us)數位RS-485界面(Optional)主要规格：***度:0.1%F.S.&plu***n;1digit(Frequency)0.25%F.S.&plu***n;1digit(ACA,ACV,Watt,VA)0.25%F.S.&plu***n;0.25o(PowerFactor)(-.300~+.300)输入负载:<0.2VA(Voltage)<0.2VA(Current)***大过载能力:Currentrelatedinput:3xratedcontinuous10xrated30sec.25xrated3sec.50xrated1sec.Voltagerelatedinput:maximum2xratedcontinuous过载显示:"doFL"显示值范围:0~600.0V(Voltage)0~999.9Hz(Frequency)(<20%forvoltageinput)0~19999digitadjustable(Current,Watt,VA)取样时间:2cycles/sec.RS-485通讯位址:"01"-"FF"RS-485传输速度:19200/9600/4800/2400selectiveRS-485通信协议:ModbusRTUmode温度系数:100ppm/℃(0-50℃)显示幕:RedhighefficiencyLEDshigh10.16mm(0.4")参数设定方式:Touchswitches记忆型式:Non-volatileE²PROMmemory绝缘抗阻:>100Mohmwith500VDC绝缘耐压能力:2KVac/1min.(input/output/power)1600Vdc(input/output)突波测试:ANSIc37.90a/1974,DIN-IEC255-4impulsevoltage4KV(1.2x50us)使用环境条件:0-50℃(20to90%RHnon-condensed)存放环境条件:0-70℃(20to90%RHnon-condensed)CE认证:EN55022:1998/A1:2000ClassAEN61000-3-2:2000EN61000-3-3:1995/A1:2001EN55024:1998/A1:2001)