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HIOKI IR4057-50 5-Range 50 to 1000V Digital Insulation Resistance Tester new
Notice:
The standard package don't include batteries.Because,the international air shipping forbid to ship liquid,powder and batteries,we can not put them in the package box.Hope you can understand buy them in your local store or supermarket.
At the same time, please forgive us that we are unable to provide the English user manual. If you need it, please contact the customer service after purchase.
Thanks for your support!
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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Rated output voltage
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50 V DC
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125 V DC
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250 V DC
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500 V DC
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1000 V DC
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Effective maximum indicated value
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100 MΩ
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250 MΩ
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500 MΩ
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2000 MΩ
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4000 MΩ
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Accuracy
1st effective measuring range MΩ
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±2 % rdg. ±2 dgt.
0.200 - 10.00
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±2 % rdg. ±2 dgt.
0.200 - 25.0
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±2 % rdg. ±2 dgt.
0.200 - 50.0
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±2 % rdg. ±2 dgt.
0.200 - 500
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±2 % rdg. ±2 dgt.
0.200 - 1000
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Lower limit resistance
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0.05 MΩ
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0.125 MΩ
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0.25 MΩ
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0.5 MΩ
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1 MΩ
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Overload protection
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600 V AC (10s)
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660 V AC (10s)
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DC voltage range
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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 range
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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 range
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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)
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Display
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Semi-transmissive FSTN LCD with back lighting, bar-graph indicator
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Response time
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Approx. 0.3 second for PASS/FAIL decision (based on in-house testing)
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Other functions
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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
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Power supply
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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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Dimensions and mass
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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)
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Accessories
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Connection cable L4930 ×1, Alligator clip set L4935 ×1, Test pin set L4938 ×1, Neck strap ×1, Instruction manual ×1
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USB
Bluetooth® wireless communications (when Z3210 installed) Z3210 needs to be purchased separately.
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