HIOKI IR4058 Insulation Tester
Quick Response Comparator Offering Reading Stability in High-speed Digital Format

Discontinued > HIOKI IR4057-50 Insulation Tester
 

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OVERVIEW

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 bar-graph, and delivers efficient functions and features to help shorten work time associated with field insulation testing.

CAT III 600 V

Key Features

• Measured values held on the display are sent immediately to a smartphone or tablet via Bluetooth® technology
• 5-range testing voltage of 50 V/100 MΩ to 1000 V/4000 MΩ
• Digital bar graph
• Stable & high-speed digital readings, 0.3 second response time for PASS/ FAIL decisions
• Drop proof onto concrete from 1m (3.28 ft.)
• Bright LED, luminous LCD, test lead with bright LED lamp to illuminate near hand (Option L9788-11 or L9788-10)
• Continuity check via 200 mA testing
• Built in AC/DC voltage meter, useful for testing solar power generation systems and electric vehicles

Model No. (Order Code)

IR4058-20

Discontinued, High-speed model, built in Bluetooth(R) wireless technology

Data can be downloaded to tablets and smartphones using Hioki’s dedicated free app "GENNECT Cross," available from the Google Play or App Store.
 

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FEATURES

Instantly create reports by a free app (GENNECT Cross)
GENNECT Cross, a free app designed specifically for use with Hioki measuring instruments, lets you check and manage measurement results and create reports.
The software provides a range of functionality that helps manage data in the field, including photographing measurement sites, placing measurement results on photographs, and saving hand written memos.

Click here for details about GENNECT Cross

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SPECIFICATIONS

Basic specifications
Accuracy guaranteed: 1 year
 

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)
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
Interface (IR4058 only)	Bluetooth® 4.0LE (Bluetooth® SMART), Supported devices: iOS 8 or later, Android™ 4.3 or later smartphone/tablet GENNECT Cross (free downloadable app) : display measured values, Simple logging function, Hold save function
Power supply	LR6 (AA) alkaline batteries × 4, Continuous use: 20 hours (based on in-house testing), 10 hours (Bluetooth® ON)
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)
Included accessories	Test lead L9787 ×1, Neck strap ×1, Instruction manual ×1, LR6 (AA) alkaline batteries ×4