Benning CM 2-1 Handleiding

Benning Multimeter CM 2-1

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BENNING CM 2-1

Operating manual

Translation of the German original version

5191 / 07/2021 en

Legal notice

5191 / 07/2021 enBENNING CM 2-12

Legal notice

Notes concerning the documentation

Ensure that the applicable documentation is used for this product. For safe handling, knowledge

that is provided in these instructions is required.

The product may only be handled while following this documentation, particularly the safety

instructions and warnings it contains. The personnel must be qualified for the respective task

and have the capability to recognise risks and prevent possible dangers.

Manufacturer and holder of rights

BENNING Elektrotechnik und Elektronik GmbH&Co.KG

Münsterstraße135–137

46397 Bocholt

Germany

Phone: +492871/93‑0

E-Mail: duspol@benning.de

Internet: www.benning.de

Commercial register Coesfeld HRA No. 4661

This document – particularly all of the contents, texts, photographs and graphics that it contains

– are protected by copyright.

No part of this documentation or the associated contents may be reproduced or edited, copied

or distributed using electronic media in any form (printed, photocopied or using any other

method) without express written permission.

Disclaimer

The contents of the documentation has been checked to ensure that it corresponds to the

hardware and software described. Nevertheless, deviations cannot be ruled out, so Benning

cannot guarantee complete correspondence. The contents of this documentation are checked

at regular intervals, and any corrections that are needed are contained in the versions that

follow.

General non-discrimination

Benning is aware of the importance of language with regard to the equality of men and women,

and endeavours to take this into account at all times. To improve readability, we have refrained

from consistently using differentiating formulations.

Table of contents

1 Introduction................................................................................................................................................7

1.1 General notes........................................................................................................................7

1.2 History ...................................................................................................................................8

1.3 Service & support..................................................................................................................9

2 Safety........................................................................................................................................................10

2.1 Warning system ..................................................................................................................10

2.2 Standards applied ...............................................................................................................10

2.3 Symbols used......................................................................................................................11

2.4 Intended use .......................................................................................................................12

2.5 Special types of risks ..........................................................................................................14

3 Scope of delivery.....................................................................................................................................15

4 Device description...................................................................................................................................17

4.1 Device structure ..................................................................................................................17

4.2 Functions.............................................................................................................................20

4.2.1 “ACHFR/ DCAZERO” key ................................................................................................20

4.2.2 “HOLD / MIN MAX” key.......................................................................................................21

4.2.3 Further setting options ........................................................................................................21

4.3 Measuring ranges ...............................................................................................................22

4.3.1 Voltage ranges ....................................................................................................................23

4.3.2 Current ranges ....................................................................................................................24

4.3.3 Resistance ranges ..............................................................................................................24

4.3.4 Continuity test .....................................................................................................................24

4.3.5 Diode test ............................................................................................................................25

4.3.6 Capacitance ranges ............................................................................................................25

4.3.7 Frequency ranges ...............................................................................................................25

5 Operation..................................................................................................................................................26

5.1 Requirements for tests and measurements ........................................................................26

5.2 Connecting the safety measuring lines ...............................................................................27

5.3 Voltage or frequency measurement ....................................................................................28

5.4 Current or frequency measurement ....................................................................................30

5.5 Resistance measurement ...................................................................................................31

5.6 Continuity testing.................................................................................................................32

5.7 Capacitance measurement .................................................................................................32

5.8 Diode testing .......................................................................................................................33

5.9 Voltage indicator .................................................................................................................33

5.9.1 Non-contact phase testing ..................................................................................................34

5191 / 07/2021 en 3BENNING CM 2-1