Đồng hồ đo điện trở cách điện Kyoritsu 3146A MODEL 3146A Insulation Resistance DC Test Voltage 50V/125V Max. effective scale value 10MΩ/20MΩ Mid-Scale Value 0.2MΩ/0.5MΩ First Effective Measuring Ranges Accuracy 0.01~5MΩ/ 0.02~10MΩ |±5% of Indicated Value Second Effective Measuring Ranges Accuracy Measuring ranges other than above, 0 and ∞ |±10% of Indicated Value AC Voltage 300V Accuracy |±3% of Full Scale Safety Standard IEC/EN 61010-1 CAT.III 300V,CAT.II 600V Withstand Voltage 3700V AC for 1 minute Power Source R6P (AA) (1.5V) × 4 Dimensions 90(L) × 137(W) × 40(D) mm Weight 340g approx. Accessories 7149A (Remote control switch set) Neck Strap R6P (AA) × 4 Instruction Manual Optional 7116 (Extension Probe) 8016 (Hook type prod)