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IR4056-20 DIGITAL INSULATION TESTER
$0.00
Product Highlights
| Rated output voltage | 50 V DC | 125 V DC | 250 V DC | 500 V DC | 1000 V DC |
|---|---|---|---|---|---|
| Effective maximum indicated value | 100 MΩ | 250 MΩ | 500 MΩ | 2000 MΩ | 4000 MΩ |
| Accuracy 1st effective measuring range MΩ | ±2 % rdg. ±2 dgt. 0.200 – 10.00 |
±2 % rdg. ±2 dgt. 0.200 – 25.0 |
±2 % rdg. ±2 dgt. 0.200 – 50.0 |
±2 % rdg. ±2 dgt. 0.200 – 500 |
±2 % rdg. ±2 dgt. 0.200 – 1000 |
| Lower limit resistance | 0.05 MΩ | 0.125 MΩ | 0.25 MΩ | 0.5 MΩ | 1 MΩ |
| Overload protection | 600 V AC (10s) | 660 V AC (10s) | |||
| DC voltage measurement | 4.2 V (0.001 V resolution) to 600 V (1 V resolution), 4 ranges, Accuracy: ±1.3 % rdg. ±4 dgt., Input resistance: 100 kΩ or higher |
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| AC voltage measurement | 420 V (0.1 V resolution) / 600 V (1 V resolution), 2 ranges, 50/60 Hz, Accuracy: ±2.3% rdg. ±8 dgt., Input resistance: 100 kΩ or higher, Average rectifier |
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| Low resistance measurement | For checking the continuity of ground wiring, 10 Ω (0.01 Ω resolution) to 1000 Ω (1 Ω resolution), 3 ranges, Basic accuracy: ±3 % rdg. ±2 dgt., testing current 200 mA or more (at 6 Ω or less) | ||||
| Display | Semi-transmissive FSTN LCD with back lighting, bar-graph indicator | ||||
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Description
Hioki insulation testers or megohmmeters feature all-in-one designs including built-in rugged cases and test lead storage compartments. The IR4056 is a 5-range, 50V to 1000V digital insulation resistance tester with efficient functions and features to help shorten work time associated with field insulation testing. CAT III 600 V Excluding IR4056-21
| Rated output voltage | 50 V DC | 125 V DC | 250 V DC | 500 V DC | 1000 V DC |
|---|---|---|---|---|---|
| Effective maximum indicated value | 100 MΩ | 250 MΩ | 500 MΩ | 2000 MΩ | 4000 MΩ |
| Accuracy 1st effective measuring range MΩ | ±2 % rdg. ±2 dgt. 0.200 – 10.00 |
±2 % rdg. ±2 dgt. 0.200 – 25.0 |
±2 % rdg. ±2 dgt. 0.200 – 50.0 |
±2 % rdg. ±2 dgt. 0.200 – 500 |
±2 % rdg. ±2 dgt. 0.200 – 1000 |
| Lower limit resistance | 0.05 MΩ | 0.125 MΩ | 0.25 MΩ | 0.5 MΩ | 1 MΩ |
| Overload protection | 600 V AC (10s) | 660 V AC (10s) | |||
| DC voltage measurement | 4.2 V (0.001 V resolution) to 600 V (1 V resolution), 4 ranges, Accuracy: ±1.3 % rdg. ±4 dgt., Input resistance: 100 kΩ or higher |
||||
| AC voltage measurement | 420 V (0.1 V resolution) / 600 V (1 V resolution), 2 ranges, 50/60 Hz, Accuracy: ±2.3% rdg. ±8 dgt., Input resistance: 100 kΩ or higher, Average rectifier |
||||
| Low resistance measurement | For checking the continuity of ground wiring, 10 Ω (0.01 Ω resolution) to 1000 Ω (1 Ω resolution), 3 ranges, Basic accuracy: ±3 % rdg. ±2 dgt., testing current 200 mA or more (at 6 Ω or less) | ||||
| Display | Semi-transmissive FSTN LCD with back lighting, bar-graph indicator | ||||
