testo 476 User guide

testo 476 User guide

testo 476

Instruction manual

en

 

 

 

 

 

 

Preface

Foreword

Dear Testo customer,

Congratulations on choosing a Testo product. We hope that you will enjoy many years of using the product and that it will help you in your work.

If problems should occur which you cannot rectify yourself, please consult our service department or your dealer. We will endeavour to provide fast and competent assistance to save you long periods out of operation.

Copyright

This documentation is subject to the copyright of Testo AG. Reproduction and employment contrary to the justified interests of Testo AG are prohibited without the prior, written consent of the company.

We reserve the right to modify technical details from the descriptions, specifications and illustrations contained in this documentation.

Testo AG

Postfach 11 40

79849 Lenzkirch Germany

2

General Information

This instruction manual contains important information about the features and use of the instrument. Please read this document carefully and familiarise yourself with the operation of the instrument before putting it to use. Always keep this manual close at hand in order to look up necessary information.

Standards/Tests

The conformity certificate confirms that this product fulfills the guidelines in accordance with 2004/108/EEC.

3

Contents

 

Preface ..........................................................

2

 

General Information ......................................

2

 

Contents ........................................................

4

1.

Basic safety instructions ..............................

5

2.

Intended use ..................................................

6

3.

Delivery range ................................................

6

4.

Overview ........................................................

7

5.

Power supply ................................................

8

 

5.1

Mains unit Setup ............................................

8

 

5.2

Charge the battery ..........................................

9

 

5.3

Battery management ....................................

10

6.

Operation......................................................

10

7.

Error messages............................................

11

8.

External triggering ......................................

11

9.

Replacing the flash tube ............................

12

10.

Application information ..............................

13

 

10.1

Slowing down motion ..................................

13

 

10.2

Apparent direction of movement ..................

14

 

10.3. Harmonics ....................................................

14

 

10.4

Determing an object’s true RPM ..................

15

11.

Maintenance ................................................

18

12.

Accessories / Spare parts............................

18

13.

Technical data..............................................

19

4

1. Basic safety instructions

WARNING:

Stroboscopes give the illusion of stopped motion. Do not touch the machine or object being observed!

The use of stroboscopes may induce an epileptic seizure in those persons predisposed to this type of attack.

Explosion hazard. Do not use this product in the presence of an explosive environment.

CAUTION:

Do not use this product in wet or condensating environments.

Do not allow liquids or metallic objects to enter into the ventilation holes.

Recharge the battery using only the original mains unit with supplied the testo 476.

Use the supplied mains unit only with the testo 476.

DANGER HIGH VOLTAGE!

To reduce risk of an electronic shock, do not open the Pocket-Strobe. To replace the flash tube, refer to chapter 9. Replacing the flash tube.

There are no user-serviceable parts inside.

5

2. Intended use

You can use the testo 476 in a variety of industrial, laboratory, R&D and academic environments.

Most commonly, the testo 476 is used to make objects which are moving at high speeds appear to be moving in slow motion. When this occurs, you can then safely and easily analyse their motion, check for proper registration, determine sources of unwanted vibration, etc.

Also, you can use the testo 476 to apparently “freeze” an object’s movement. Without making contact, you can accurately measure the object’s rotational speed or reciprocation rate.

Unlike other portable stroboscopes, the testo 476 (XENON-)stroboscope takes only one hand to operate.

Typical applications include use with:

-High speed assembly lines, conveyor systems, bottling operations, etc.

-Printing presses and cloth looms

-Motors, fans, pumps and turbines

-Calibration and inspection equipment

-Monitoring laboratory & research applications

3. Delivery range

Your testo 476 hand-held stroboscope comes with the following items:

-testo 476 Stroboscope

-Universal mains unit (100...240V AC) and 4 adapters specific to country

-External Trigger Jack

-Carrying Case

-Instruction Manual

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