特点精确度0.05%满刻度±1位数可同时量测与显示六组直流电压/電流/Pt-100/热电偶等信号显示范围-1999-9999可任意规划输入组数(1至6)可任意规划数位RS-485界面2.SPECIFICATION(主要規格)精确度:0.05%F.S.±1digit(mV,V,mA)0.1%F.S.±1digit(Pt-100)0.2%F.S.±0.5℃(CJC)(Thermocouple)冷接点补偿:<±0.5℃(0~70℃)显示值范围:-1999-9999digitadjustable过载显示:"doFL"or"-doFL"极性显示:Wheninputisnegative"_"display归零调整范围:0-±999digitadjustable最大值调整范围:0-±999digitadjustable取样时间:1cycles/sec.(total)通讯位址:"01"~"FF"(0~255)传输速度:38400/19200/9600/4800/2400selective通信协议:ModbusRTUmode显示幕:RedhighefficiencyLEDshigh7mm(0.28")温度系数:50ppm/℃(0~50℃)参数设定方式:Touchswitches记忆型式:Non-volatileE2PROMmemory绝缘耐压能力:2KVac/1min.(input/power)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)