4位半數(shù)字式電錶（72 36）MODELDM-74特性?4位半顯示（19999）?可量測直流電壓?類比信號(hào)量測?DIN規(guī)格72 36mm.詳細(xì)規(guī)格Display.............41/2(19999)0.56〞(14.2mm),RedLEDAccuracy.....................................DC 0.03%RD. 2digitsConversionrate(about)...................................1/sec.(DC)Overinputindication......................................... 0000 flashPolarity.................................................Only － DisplayOperatingtemp...................................................0～60℃Storagetemp...................................................-10～70℃Temp.coefficient....................................................................................≦100PPM/℃(≦60PPM/℃,25℃ 10℃)Max.relativehumidity...............................................95%Dielectricstrength.....AC2KV/1min.(input/power/case)Surgetest..............................4KV/1.2 50 s,IEC255-4Aux.power...................................AC90~260V50/60HzDC24V,48V,110V, 20%(option)Powerconsumption...........................AC3.5VA,DC3WWeight(about).........................................................200gORDERCODE