Đồng hồ đo điện trở cách điện các thiết bị cao áp Hioki 3455

Testing voltage

250 V DC

500 V DC

1 kV DC

2.5 kV DC

5 kV DC

Measurement
resistance
organization
(Auto ranging)

0.00MΩ - 9.99MΩ,
9.0MΩ - 99.9MΩ,
90MΩ - 999MΩ,
0.90GΩ - 9.99GΩ,
9.0GΩ - 99.9GΩ,
90GΩ - 250GΩ

0.00MΩ - 9.99MΩ,
9.0MΩ - 99.9MΩ,
90MΩ - 999MΩ,
0.90GΩ - 9.99GΩ,
9.0GΩ - 99.9GΩ,
90GΩ - 500GΩ

0.00MΩ - 9.99MΩ,
9.0MΩ - 99.9MΩ,
90MΩ - 999MΩ,
0.90GΩ - 9.99GΩ,
9.0GΩ - 99.9GΩ,
90GΩ - 999GΩ,
0.90TΩ - 1.00TΩ

0.00MΩ - 9.99MΩ,
9.0MΩ - 99.9MΩ,
90MΩ - 999MΩ,
0.90GΩ - 9.99GΩ,
9.0GΩ - 99.9GΩ,
90GΩ - 999GΩ,
0.90TΩ - 2.50TΩ

0.00MΩ - 9.99MΩ,
9.0MΩ - 99.9MΩ,
90MΩ - 999MΩ,
0.90GΩ - 9.99GΩ,
9.0GΩ - 99.9GΩ,
90GΩ - 999GΩ,
0.90TΩ - 5.00TΩ

Accuracy
Resistance up to
testing V/100 nA

±5% rdg. ±5dgt.
0.00MΩ - 2.50GΩ

±5% rdg. ±5dgt.
0.00MΩ - 5.00GΩ

±5% rdg. ±5dgt.
0.00MΩ - 10.0GΩ

±5% rdg. ±5dgt.
0.00MΩ - 25.0GΩ

±5% rdg. ±5dgt.
0.00MΩ - 50.0GΩ

Short current

2 mA Max.

2 mA Max.

2 mA Max.

2 mA Max.

2 mA Max.

Leak current measurement

1.00 nA to 1.20 mA, 6 ranges (measuring current while testing voltage is generated)

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, Accuracy: ±1.5 °C
0.0 °C to 40.0 °C, Accuracy: ±1.0°C
(used with the 9631-01/-05 optional sensor)

Other function

Diagnosis insulation, Data storage, PC communication, Elapsed time display, Clock, Average, Data hold, Auto discharge, Auto power-off, etc.

Display

Digital LCD, max. 999 dgt. with backlight, Bar graph display

Power consumption

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, mass

260 mm (10.24 in) W × 260.6 mm (9.87 in) H × 119.5 mm (4.70 in) D, 2.8 kg (98.8 oz)

Supplied accessories

LR6 (AA) alkaline batteries × 6, TEST LEAD 9750-01 (red) × 1, TEST LEAD 9750-02 (black) × 1, TEST LEAD 9750-03 (blue) × 1, ALLIGATOR CLIP 9751-01 (red) × 1, ALLIGATOR CLIP 9751-02 (black) × 1, ALLIGATOR CLIP 9751-03 (blue) × 1, USB cable × 1, PC application software (CD-R) × 1