Đồng hồ đo điện trở cách điện Hioki 3453-01

Testing voltage:   125V DC/250V DC/500V DC/1000V DC
Measurement ranges: 4.000 MΩ to 40.00 MΩ/4.000 MΩ to 2000 MΩ/4.000 MΩ to 2000 MΩ/4.000 MΩ to 4000 MΩ
Accuracy at first effective range: ±2% rdg. ±3 dgt.0.100 - 10.00 MΩ/    ±2% rdg. ±3 dgt,0.200 - 20.00 MΩ/±2% rdg. ±3 dgt.,0.200 - 50.00 MΩ/±2% rdg. ±3 dgt.,0.200 - 999 MΩ
Short circuit current: 1.2mA max/1.2mA max/1.2mA max/    0.6mA max.
Low resistance (continuity):    0Ω to 400.0Ω, Accuracy: ±2% rdg. ± 8 dgt. (Beep sound less than 30.0Ω)
AC voltage range:    0 to 600V, Accuracy: ±3% rdg. ±8 dgt. (50/60Hz), Input impedance: 170 kΩ or more
Other functions: Comparator, Memorizes on the spot (up to 20 data points), Auto-discharge, Automatically displays the resistance value at one minute after commencing measurement, Live-wire warning, Auto-power save, 1000V output error protection
Display:    LCD "4000" dgt. with back lighting
Power supply: R6P(AA) manganese batteries × 4 or LR6(AA) alkaline batteries × 4 Continuous use: [125/250/500V] 9h, [1000V] 5h (Insulation test:∞ measurement, with manganese batteries)
Number of measurements: [125V/ 0.125MΩ] 500times, [250V/ 0.25MΩ] 500times, [500V/ 0.5MΩ] 400times, [1000V/ 2MΩ] 300times (Insulation test, with manganese  batteries, at 5 s ON, 25 s OFF cycle)
Dimensions, mass    155mm(6.10in)W × 98mm(3.86in)H × 80mm(3.15in)D, 500g(17.6oz) (including batteries)
Supplied accessories: TEST LEAD L9787×1, Instruction Manual×1, R6P(AA)manganese batteries×4, Strap(3453 only)×1, CARRYING CASE 9696(3453-01 only)×1