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Hioki IR4058-20 INSULATION TESTER

SKU
IR4058-20
main product photo
Out of stock

Digital Insulation Tester with Continuity Check
5-range testing voltage of 50 V/100 MΩ to 1000 V/4000 MΩ
Stable & high-speed digital readings
0.3 second response time for PASS/ FAIL decisions
Drop proof onto concrete from 1m
Bright LED, luminous LCD, test lead with bright LED
Bluetooth® Wireless Smart technology 
HIOKI, JAPAN

Categories: Hioki, Discontinued Products
Hioki

Hioki IR4058-20 INSULATION TESTER

Hioki insulation testers or megohmmeters feature all-in-one designs including built-in rugged cases and test lead storage compartments. The IR4058 is a 5-range, 50V to 1000V digital insulation resistance tester with bargraph, and delivers efficient functions and features to help shorten work time associated with field insulation testing.
CAT III 600 V

PASS Fail
▲ PASS : Short beep, No change display and Green LED ▲ FAIL : Continuous beep, Red backlight, Red LED
Insulation Resistance Measurement
Rated output voltage (DC) 50V 125V 250V 500V 1000V
Effective maximum indicated value 100 MΩ 250 MΩ 500 MΩ 2000 MΩ 4000 MΩ
First effective measurement range [MΩ] 0.200 to 10.00 0.200 to 25.00 0.200 to 50.0 0.200 to 500 0.200 to 1000
Accuracy ±2% rdg. ±2 dgt.
Second effective measurement range [MΩ] 10.1 to 100.0 25.1to 250 50.1 to 500 501 to 2000 1010 to 4000
Accuracy ±5% rdg.
Other measurement range [MΩ] 0 to 0.199
Accuracy ±2% rdg. ±6 dgt.
Lower limit resistance value to maintain nominal output voltage 0.05 MΩ 0.125 MΩ 0.25 MΩ 0.5 MΩ 1 MΩ
Voltage Measurement
DCV Range / Accuracy 4.2 V, 42 V, 420 V, 600V / ±1.3% rdg. ±4 dgt.
ACV Range / Accuracy 420 V, 600 V / ±2.3% rdg. ±8 dgt.
ACV Measurement Principles Average responding type
ACV Frequency Range 50 / 60 Hz
General Specifications
Indicator Semi-transmissive FSTN LCD, Positive backlight
Maximum reated voltage to earth 600 V AC/DC, Measurement category III, Anticipated transient overvoltage: 6000V
Drop proof On concrete : 1 m
Power requirement Battery AA x 4
Dimension / Weight 159 x 177 x 53 mm / 640 g
SKUIR4058-20
Weight640.000000
Dimension159 x 177 x 53 mm
ManufacturerHioki
Data loggerNo
Resolution 0.200
Measurement Range50 V/100 MΩ to 1000 V/4000 MΩ
Other Function
  • PASS/ FAIL judgment
  • Live circuit indicator
  • Automatic electric discharge
  • Automatic DC/AC detection
  • Comparator
  • Built-in battery power indicator
Power SupplyLR6 alkaline battery × 4
Water resistanceNo
Sensor Output InterfaceNo
AccuracyResistance: ±3%rdg. ±2dgt.
AC voltage: ±2.3 %rdg. ±8 dgt.
DC voltage: ±1.3 %rdg. ±4 dgt.
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Accessories Include

  • Test Lead L9787 x1
  • Neck strap x1
  • Instruction manual x1
  • LR6 alkaline battery x4

Optional Accessories

  • BREAKER PIN (for Models L9787) L9787-91
  • Test Lead Set with Remote Switch L9788-1
  • Breaker Pin L9788-92
  • MAGNETIC ADAPTER (for Models L9788, L9787) 9804-02
  • Test Lead with Remote Switch(Red) L9788-10
  • Tip Pin L9788-90