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Hioki IR4056-20 1000V Insulation Tester

Hioki IR4056-20 1000V Insulation Tester

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SKU
IR4056-20
Manufacturer:
Hioki
Hioki

Key Features:

  • 5-range testing voltage of 50 V/100 MΩ to 1000 V/4000 MΩ
  • Rapid 0.8 second response time of PASS/FAIL decisions
  • L9787 test lead included
  • Stable and medium-speed digital readings
  • Rugged; drop proof onto concrete from 1m (3.28 feet)
  • Vivid LED, LCD, test lead with luminous LED lamp to brighten near hand
  • Continuity check via 200 mA testing
  • AC/DC voltage meter built-in, perfect for testing solar power generation systems and electric vehicles
  • CAT III 600 V
Product Options:
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$288.00

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Hioki is increasing work time efficiency with their IR4056-20 Insulation Tester. The IR4056-20 is a 5 range, 50V – 1000V digital insulation resistance tester equipped with built-in cases and test lead storage compartments for maximum durability. More still, Hioki supplies users with one L9787 test lead to provide the ultimate value.

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

Response time

Approx. 0.8 second for PASS/FAIL decision (based on in-house testing)

Other functions

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 (Comparator off, backlight off, 500 V range, no load)
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)

Dimensions and mass

159 mm (6.26 in) W × 177 mm (6.97 in) H× 53 mm (2.09 in) D, 600 g (21.2 oz) (including batteries, excluding test leads)

Accessories

[IR4056-20] Test lead L9787 ×1, Neck strap ×1, Instruction manual ×1, LR6 (AA) alkaline batteries ×4

Data Sheet

Hioki IR4056-20 Data Sheet

Manuals

Hioki IR4056-20 User Manual

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