Main technical data Rated load kg 3/5/10/20/40 Accuracy class C3 Maxinum number of load cell verification intervals nmax nmax Minimum load cell verification intervals Vmin Vmin Combined error %FS %FS Creep  %FS/30min %FS/30min Temp. effect on sensitivity %FS/10℃ %FS/10℃ Temp. effect on zero output %FS/10℃ %FS/10℃ Sensitivity  mv/v 2.0±0.2 Input resistance  Ω 406±6 Output resistance Ω 350±3 Insulation resistance MΩ ≥5000（50VDC） Zero output %FS ≤±2 Compensated temperature range ℃ -10～40 Operating temperature range ℃ -35～65 Recommended excitation voltage V 5～12（DC） Maximum excitation voltage V 16（DC） Safe over load  %FS 150 Ultimate over load %FS 300 Four comer error  0.02% load value Maximum table size mm 250×250