Krautkramer DynaPOCKET Gebrauchs- und Pflegehandbuch

DynaPOCKET
Technical Reference and Operating Manual
Ident-No. 28 674

0-2 Issue 03, 04/2005 Krautkramer DynaPOCKET
Content
This Issue 03, 04/2005 applies to the software version V 01.01.01
The software version is indicated in the display (ref. chapter 3.3).
Subject to change without notice.

Krautkramer DynaPOCKET Issue 03, 04/2005 0-3
Content
1 Introduction ...................................... 1 -1
1.1 Safety information .................................. 1 -2
Batteries ................................................... 1 -2
Software ................................................... 1 -2
1.2 About this manual .................................. 1 -3
Important information ................................ 1 -3
1.3 Layout and presentation in this manual 1 -4
Attention and note symbols ...................... 1 -4
Listings ..................................................... 1 -4
Operating steps ........................................ 1 -4
1.4 Prerequisites for hardness testing ......... 1 -5
Operator training ....................................... 1 -5
Technical test requirements ...................... 1 -6
Choice of the appropriate test equipment .. 1 -6
1.5 Krautkramer DynaPOCKET ..................... 1 -7
1.6 Important information about hardness
testing using the DynaPOCKET ............. 1 -9
Test material ............................................. 1 -9
The rebound method ................................. 1 -9
Conversion of hardness values ............... 1 -10
2 Scope of supply and accessories .. 2 -1
2.1 Scope of supply ...................................... 2 -3
2.2 Recommended accessories ................... 2 -5
2.3 Spare parts requirements ....................... 2 -6
3 Operation .......................................... 3 -1
3.1 Preparation .............................................. 3 -2
Inserting batteries ..................................... 3 -2
3.2 Fundamental principles of operation .... 3 -3
Display and keys ...................................... 3 -3
How to handle the impact device .............. 3 -5
3.3 Hardness measurement .......................... 3 -6
Switch-on .................................................. 3 -6
Switch-off ................................................. 3 -6
Carrying out a measurement ..................... 3 -6
Closing a measurement set ...................... 3 -7
Deleting measured values ......................... 3 -7

0-4 Issue 03, 04/2005 Krautkramer DynaPOCKET
Content
3.4 Selecting instrument settings ................ 3 -8
Setup mode .............................................. 3 -8
Measurement mode and
display of measured values ...................... 3 -8
Material group ........................................... 3 -9
Hardness scale ....................................... 3 -10
Conversion .............................................. 3 -11
4 Maintenance and care ...................... 4 -1
4.1 Care ......................................................... 4 -2
Caring for the instrument ........................... 4 -2
Caring for rechargeable batteries ............... 4 -2
Charging the batteries ............................... 4 -2
How to handle alkaline batteries ................ 4 -3
4.2 Maintenance ............................................ 4 -3
Impact device ........................................... 4 -3
5 Function check and
troubleshooting ................................ 5 -1
5.1 Checking the function ............................. 5 -2
5.2 Troubleshooting ...................................... 5 -2
Error codes ............................................... 5 -3
6 Technical data .................................. 6 -1
Housing .................................................... 6 -2
Display and keypad .................................. 6 -2
Power supply and operating time ............... 6 -3
Ambient conditions ................................... 6 -3
Evaluation ................................................. 6 -4

Krautkramer DynaPOCKET Issue 03, 04/2005 0-5
Content
7 The rebound hardness testing
method .............................................. 7 -1
7.1 The hardness testing method ................ 7 -2
7.2 Conversion of hardness values .............. 7 -3
Material groups ......................................... 7 -4
Application ranges of the conversion tables . 7 -5
7.3 The treatment of test material ................ 7 -6
Surface quality .......................................... 7 -6
Curved surfaces........................................ 7 -6
Measurements on small objects ............... 7 -6
Minimum wall thicknesses ........................ 7 -6
7.4 Information about the
statistical evaluation ............................... 7 -8
8 Annex ................................................ 8 -1
8.1 EU declaration of conformity ................. 8 -2
8.2 Manufacturer/Service addresses ............ 8 -2
9 Index .................................................. 9 -1

0-6 Issue 03, 04/2005 Krautkramer DynaPOCKET

Krautkramer DynaPOCKET Issue 03, 04/2005 1-1
Introduction 1

1-2 Issue 03, 04/2005 Krautkramer DynaPOCKET
1.1 Safety information
The DynaPOCKET is designed and tested according to
DIN EN 61 010 Part 1, March 1994, “Safety require-
ments for electric measuring, control and laboratory
equipment“, and was technically in perfectly safe and
faultless condition when leaving the manufacturing
works.
In order to maintain this condition and to ensure a safe
operation, it is absolutely necessary that you read the
following safety information before putting the instru-
ment into operation.
AAttention:
The DynaPOCKET is an instrument for materials
testing. Any use for medical applications or other
purposes is not permitted!
The instrument may only be used in industrial
environments.
Introduction Safety information
Batteries
The DynaPOCKET can be operated with AAA-sized
AlMn cells or rechargeable NiCads and NiMH batteries.
NiCads or NiMH batteries can not be charged within
the instrument. They must be charged with a specifi-
cally approved external battery charger.
For information on how to properly handle the batteries,
please refer to chapter 4
Maintenance and care
.
Software
According to the present state of the art, software is
never completely free from errors.
Before using any software-controlled test equipment,
you should ensure that the required functions operate
perfectly as intended.
If you have any questions about the use of your test
equipment, please contact your local GE Inspection
Technologies representative.

Krautkramer DynaPOCKET Issue 03, 04/2005 1-3
About this manual Introduction
1.2 About this manual
In the following section you will learn how to use this
manual. Please read through these instructions care-
fully carefully to operate all functions of the
DynaPOCKET quickly and reliably.
This will enable you to take full advantage of the
instrument’s capabilities. Also, you will avoid any incor-
rect test results due to malfunctions or operating er-
rors. Such incorrect test results may cause personal
injuries or material damages.
Important information
Even if you should be familiar with hardness testing
methods, please review the information in the chapters
1.4, 1.5 and 7.
In chapter 1.4, you will find important limitations and
prerequisites for hardness testing in general (training,
knowledge of the specific technical test requirements
and limits, choice of the appropriate test equipment).
In chapter 1.5, you will find complete information about
hardness testing using the DynaPOCKET that must
always be followed to ensure correct measurement
results.
Chapter 7 describes the rebound hardness testing
method.

1-4 Issue 03, 04/2005 Krautkramer DynaPOCKET
Introduction Layout and presentation in this manual
1.3 Layout and presentation in
this manual
To make it easier for you to use this manual, all opera-
ting steps, notes, etc. are always presented in the same
way. This will help you find individual pieces of informa-
tion quickly.
Attention and note symbols
AAttention:
The Attention symbol indicates peculiarities and
special aspects in the operation which could affect the
accuracy of the results.
HNote:
Note contains e.g. references to other chapters or
special recommendations for a function.
Listings
Listings are presented in the following form:
❚Variant A
❚Variant B
❚...
Operating steps
Operating steps appear as shown in the following
example:
– Position the DynaPOCKET vertically to the
surface to be tested.
– Use your thumb to press the release button.
Inhaltsverzeichnis
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