HIOKI IR3455 绝缘电阻表 (5KV, 10 TΩ)

Test voltage 250 V to 5.00 kV DC, (Possible in 25 V steps between 250 V and 1 kV and in 100 V steps between 1 and 5 kV)
Measurement range 0.00 MΩ to 500 GΩ (250 V)
0.00 MΩ to 1.00 TΩ (500 V)
0.00 MΩ to 2.00 TΩ (1 kV)
0.00 MΩ to 5.00 TΩ (2.5 kV)
0.00 MΩ to 10.0 TΩ (5 kV)
Measurement current 1 mA (Test voltage 250 V to 1.00 kV), 0.5 mA (Test voltage 1.10 kV to 2.50 kV) 0.25 mA (Test voltage 2.60 kV to 5.00 kV), Short-circuit current: 2 mA or less
Resistance range 10 MΩ to 10 TΩ, 7 ranges (auto range)
Accuracy ±5% rdg. ±5 dgt. Up to [Test voltage (setting value)/Resistance measurable at 100 nA]
±20% rdg. ±5 dgt. [Test voltage (setting value)/Resistance measurable at 100 nA] to [Test voltage (setting value)/Resistance measurable at 1 nA] or 500 GΩ
±30% rdg. ±50 dgt. [Test voltage (setting value)/Resistance measurable at 1 nA] or 501 GΩ to 9.99 TΩ
Leakage current measurement 1.00 nA to 1.20 mA, 6 ranges (current measurement that occurs when test voltage is generated)
Accuracy ±2.5% rdg. ±5 dgt. (1 mA range); refer to complete catalog for other ranges
Voltage measurement ±50 V to ±1.00 kV DC, 50 V to 750 V AC (50/60 Hz), 
Accuracy: ±5 % rdg. ±5 dgt. , Input resistance: Approx. 10 MΩ
Temperature measurement -10.0 ˚C to 70.0 ˚C, 3 ranges (used with optional sensor)
Accuracy ±1.0 ˚C (0.0 ˚C to 40.0 ˚C); refer to complete catalog for other ranges
Other functions Insulation Diagnosis (Temperature compensation, PI/DAR display, Step voltage test), Data memory, Communication (USB 2.0, PC application software), auto discharge, hot conductor warning indication, etc.
Display Digital LCD, max. 999 dgt. with backlight, Bar graph display
Power supply LR6 (AA) alkaline batteries ×6, Battery pack 9459, or AC adapter 9753 (100 - 240 VAC, output 12 VDC)
Continuous use : [LR6] 5 hr, [9459] 9 hr, (Occur 5 kV, +/- open terminal)
Dimensions and mass 260 mm (10.24 in)W × 250.6 mm (9.87 in)H × 119.5 mm (4.70 in)D, 2.8 kg (98.8 oz)
Accessories Test lead 9750-01 ×1, Test lead 9750-02 ×1, Test lead 9750-03 ×1, Alligator clip 9751-01 ×1, Alligator clip 9751-02 ×1, Alligator clip 9751-03 ×1, Instruction manual ×1, LR6 (AA) alkaline batteries ×6, 
USB cable ×1, PC application software (CD-R) ×1