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HIOKI IR4057-50 DIT INSULATION TESTER
HIOKI IR4057-50 DIT INSULATION TESTER
Hioki insulation testers or megohmmeters feature all-in-one designs including built-in rugged cases and test lead storage compartments. The IR4057-50 is a 5-range, 50 V to 1000 V digital insulation resistance tester with bargraph, and delivers efficient functions and features to help shorten work time associated with field insulation testing.
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₹ 33,613.00
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Description
What's in the Box
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Product Specifications
SPECIFICATIONS | |
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 range | 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 range | 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 range | 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 |
Response time | Approx. 0.3 second for PASS/FAIL decision (based on in-house testing) |
Dimensions and mass | 159 mm (6.26 in) W × 177 mm (6.97 in) H× 53 mm (2.09 in) D, 640 g (22.6 oz) (including batteries, excluding test leads) |
Other functions | Indicate MΩ measurement value after a lapse of one minute, Live circuit indicator, Automatic electric discharge, Automatic DC/AC detection, Comparator, Drop proof, Auto power save |
Power supply | LR6 (AA) alkaline batteries × 4, Continuous use: 20 hours (based on in-house testing) Number of measurements: 1000 times (at 5 s ON, 25 s OFF cycle, insulation measurement of lower limit resistance value to maintain nominal output voltage) |
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