Hioki CM4003 Bedienungsanleitung

CM4002

CM4003

Instruction Manual

AC LEAKAGE

CLAMP METER

Dec. 2021 Revised edition 2

CM4002A961-02 21-12H

Read carefully before use.

Keep for future reference.

HIOKI CM4002A961-02

CM4002A961-02

Checking Package Contents

Main body Accessories

AC Leakage Clamp Meter

(equipped with

output function)

CM4003CM4002

LR6 Alkaline batteries ×2

C0203 Carrying Case

Instruction Manual (this manual)

Please visit Hioki’s website to download other

language versions in PDF format. (p. 1)

Operating Precautions

(0990A907)

Accessories CM4003

L9097 Connection Cable

(approx. 1.5 m)

L9510 USB Cable

(Type-A to Type-C, 1.0 m)

HIOKI CM4002A961-02

Details of Intended Operations

Setting the range p. 20

Installing the batteries and Z3210 Wireless Adapter p. 25, p. 29

Performing long-duration measurement using an external power supply CM4003 p. 30

Locating an insulation failure (identifying GFCI and RCD trip events) p. 38

Reducing the e󰀨ects of noise (lter function) p. 41

Freezing the readouts to take readings (hold function) p. 43

Viewing the maximum, minimum, average, and peak values of the measured data p. 46

Receiving an alarm if a measured value exceeds the threshold value

(comparator function) p. 48

Checking for intermittent leakage

• Using the output function to perform monitoring with a recorder CM4003

• Using the GENNECT Cross app to perform monitoring (event recording function)

p. 51

p. 62

Using the wireless communications (GENNECT Cross, HID function) p. 58

HIOKI CM4002A961-02

iii

Contents

Checking Package Contents .........................................................................................i

Details of Intended Operations.....................................................................................ii

Introduction...................................................................................................................1

Overview ...........................................................................................................4

Principle of leakage current measurement........................................................5

Notations ......................................................................................................................6

Options .........................................................................................................................9

Safety Information ......................................................................................................10

Operating Precautions................................................................................................14

Part Names.................................................................................................................18

Operation Keys...........................................................................................................20

Display Panel..............................................................................................................22

HIOKI CM4002A961-02

Contents

1 Preparing for Measurement 25

1.1 Installing Batteries and the Z3210 Wireless Adapter ......................................25

Installation/replacement procedure .................................................................29

1.2 Using an External Power Supply CM4003 .......................................................30

1.3 Inspection Prior to Measurement ....................................................................31

2 Performing Measurement 33

2.1 Measuring Leakage Current............................................................................33

Measurement procedure .................................................................................34

Locating an insulation failure (identifying GFCI and RCD trip events) ............38

Precautions for measuring the load current ....................................................40

2.2 Filter Function (FILTER)..................................................................................41

2.3 Hold Function (HOLD).....................................................................................43

2.4 Max., Min., Average, and Peak Values (MAX/MIN).........................................46

2.5 Inrush Current Measurement (AC INRUSH) ...................................................47

2.6 Comparator Function (COMP) ........................................................................48

2.7 Simple event recording function......................................................................49

HIOKI CM4002A961-02

Contents

2.8 Output function (OUTPUT) CM4003 ................................................................51

Output rate (A-to-V conversion ratio) ..............................................................52

Setting the output function (RMS/WAVE)........................................................53

2.9 Auto-Power Save Function (APS)...................................................................55

2.10 Backlight..........................................................................................................56

Display backlight .............................................................................................56

Warning backlight............................................................................................57

2.11 Wireless Communications Function................................................................58

Using GENNECT Cross ..................................................................................58

Z3210-to-Excel®direct data entry function

(Excel®direct input function, HID function) .....................................................63

2.12 Power Key Combinations................................................................................67

3 Specications 69

3.1 GeneralSpecications ....................................................................................69

3.2 Input,Output,andMeasurementSpecications .............................................72

Accuracy list ....................................................................................................76

Outputspecications CM4003 ..........................................................................81

HIOKI CM4002A961-02

Contents

3.3 Compatibility with IEC/EN 61557-13 ...............................................................82

4 Maintenance and Service 83

Calibration .......................................................................................................83

Cleaning ..........................................................................................................83

Disposing of the Instrument ............................................................................83

4.1 Troubleshooting...............................................................................................84

Before sending the instrument to be repaired .................................................84

4.2 Error Displays..................................................................................................88

Index 89

WarrantyCerticate

HIOKI CM4002A961-02

Introduction

Thank you for choosing the Hioki CM4002/CM4003 AC Leakage Clamp Meter. To ensure your

ability to get the most out of this instrument over the long term, please read this manual carefully

and keep it available for future reference.

Carefully read the separate document entitled “Operating Precautions” before use.

Latest edition of instruction manual (multilingual)

The contents of this manual are subject to change, for example as a result of

product improvements or changes to specications.

The latest edition as well as multilingual editions of the manual (in Chinese,

French, German, Italian Korean, and Spanish) can be downloaded from

Hioki’s website.

https://www.hioki.com/global/support/download

HIOKI CM4002A961-02

Introduction

Intended audience

This manual has been written for use by individuals who use the product or provide information

about how to use the product. In explaining how to use the product, it assumes electrical

knowledge (equivalent of the knowledge possessed by a graduate of an electrical program at a

technical high school).

Trademarks

• Microsoft Excel is a registered trademark or a trademark of Microsoft Corporation in the

United States and other countries.

• The Bluetooth®word mark and logos are registered trademarks owned by Bluetooth SIG, Inc.

and any use of such marks by Hioki E.E. Corporation is under license. Other trademarks and

trade names are those of their respective owners.

HIOKI CM4002A961-02

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