AC LEAKAGE CLAMP METER CM4001

Leakage Current Meter with Remarkable Ease of Use
Double Your Work Speed with Innovative Jaw Design

Hioki clamp on meters are best-in-class measuring devices incorporating Hioki’s expertise in current sensing technology. Use the CM4001 to easily clamp within crowded cables in order to reduce work time and improve safety. With guaranteed accuracy from 0.60 mA to 600.0 A, the CM4001 provides a one-stop solution for a variety of applications. A built-in comparator function also helps you find issues much faster.

Remarkable ease of use. Double your speed for checking leakage current

Slim jaws let you work with ease.
Easily clamp within crowded cables to save work time and improve safety.

Key Features

  • Easily transfer measurement data to your smartphone or tablet by using our free app GENNECT Cross or to an Excel® file. (Wireless Adapter Z3210 is necessary)
  • Slim jaws let you work with ease
  • Measure everything from leakage to load
  • Identify intermittent GFCI and RCD trips to prevent unplanned equipment downtime by testing for earth leakage current
  • Find issues faster with comparator function

Model No. (Order Code)

CM4001 Wireless Adapter Z3210 not included
CM4001-90 Bundled with the Wireless Adapter Z3210

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

Easy! Just connect the optional Z3210 Wireless Adapter to your Hioki compatible instrument, to make it Bluetooth® ready.

Wirelessly connect Hioki-compliant instruments with a simple connection.
Transmit measured values to your tablet or smartphone.

Wireless support. Wireless communication capability for even greater convenience.

Compatible with Wireless Adapter Z3210 (optional). It transfers measurements to your smartphone or tablet and allows you to quickly create reports with field photos and drawings.

See details about Wireless Adapter Z3210

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.

Optional Wireless Adapter Z3210 is necessary.

Click here for details about GENNECT Cross

Easily transfer measurement data to an Excel® file

Excel® Direct Input function allows you to input measurement values directly and automatically into an Excel® file once the instrument's auto-hold function is activated. (Wireless Adapter Z3210 is necessary)

Find issues faster with a comparator function

Quickly Identify leakage current locations with red backlight and audio alerts based on comparison with set threshold value.

Core jaw diameter φ24 mm

Despite its compact body, the core jaw diameter is φ24 mm.

Perform everyday maintenance work more safely and easily

Clamp thick wires and double wires with narrow spacing smoothly.
Various useful functions support for troubleshooting and diagnostics.

Basic specifications

Accuracy guaranteed: 1 year, Accuracy guarantee period after adjustment made by Hioki: 1 year
AC Current range 60.00 mA/ 600.0 mA/ 6.000 A/ 60.00 A/ 600.0 A, 5 ranges (40 Hz to 1 kHz, True RMS)
Basic accuracy (45-66 Hz): ±1.5% rdg ±5 dgt (60.00 mA to 6.000 A), ±2.5% rdg ±5 dgt (60.00 A to 600.0 A)
Guaranteed accuracy: from 0.60 mA to 600.0A
AC Voltage range N/A
Frequency range 40.0 Hz to 999.9 Hz
Crest factor 4.5 (4000 counts or less)
3 (more than 4000 counts, 6000 counts or less)
Filter function Cut off frequency: 180 Hz ±30 Hz at filter ON (-3 dB)
Output function N/A
Other functions Comparator function, record Max/Min/Avg value, backlight, data hold, auto power off, AC inrush function
Display Display refresh rate: 5 times/s
Power supply LR03 alkaline battery × 1; Continuous operating time: 32 hr. (without Z3210 installed), 16 hr. (with Z3210 installed and using wireless communications)
Core jaw diameter φ 24 mm (0.94 in)
Dimensions and mass 37 mm (1.46 in) W × 160 mm (6.30 in) H × 27 mm (1.06 in) D, 115 g (4.1 oz.)
Accessories Carrying case × 1, Strap × 1, Instruction manual × 1, Operating Precautions × 1, LR03 alkaline battery × 1

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