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Home / Shop / Electronic industry measuring machine / Insulation resistance tester / HIOKI IR4056 INSULATION RESISTANCE METER
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HIOKI IR4056 INSULATION RESISTANCE METER

Producer:
Category:

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

 

 

 

       HIOKI INSULATION TESTER IR4056

 

Model No. (Order Code)

IR4056-20 Economic model
IR4056-21 Economic model, Not CE marked

 

Key Features:

• 5-range testing voltage of 50 V/100 MΩ to 1000 V/4000 MΩ
• Stable & medium-speed digital readings, 0.8 second response time of PASS/ FAIL decisions
• Drop proof onto concrete from 1m (3.28 feet)
• Bright LED, luminous LCD, test lead with bright LED lamp to illuminate near hand (Also available in the IR4056-21)
• Continuity check via 200 mA testing
• Built in AC/DC voltage meter, useful for testing solar power generation systems and electric vehicles
 
 
 
Picture : INSULATION TESTER IR4056 in stock SEMIKI
 
 
Specifications:
 
Rated output voltage 50V DC 125V DC 250 V DC 500 V DC 1000 V DC
Effective maximum indication 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 seconds 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
[IR4056-21] Test lead set with remote switch L9788-11 ×1, Neck strap ×1, Instruction manual ×1, LR6 (AA) alkaline batteries ×4

 

 

=============================================================

 

Contact: sales@semiki.com

 

~DOING OUR BEST FOR YOU~

 

 

Rated output voltage 50V DC 125V DC 250 V DC 500 V DC 1000 V DC
Effective maximum indication 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 seconds 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

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Rated output voltage 50V DC 125V DC 250 V DC 500 V DC 1000 V DC
Effective maximum indication 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 seconds 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

Rated output voltage 50V DC 125V DC 250 V DC 500 V DC 1000 V DC
Effective maximum indication 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