Hydropa DS-11, DS-4, DS-3, DS-5 Operating Manual

BA-KDS/GER/2010-REV1

HYDROPA

®

is a registered trademark of HYDROPA Hydraulische

Erzeugnisse GmbH & Cie. KG.

BA-KDS/GB/2017-REV2

Operating Manual / Piston Pressure Switch

Contents

1

General information ....................................................................................................... 3

1.1 For operating personnel ................................................................................................... 3

1.2 Liability .............................................................................................................................. 3

1.3 For improved understanding of this manual ..................................................................... 3

2 Safety ............................................................................................................................... 4

2.1 Correct use ....................................................................................................................... 4

2.2 Qualifications of personnel ............................................................................................... 4

2.3 Basic safety instructions ................................................................................................... 4

2.3.1 General information .......................................................................................................... 4

2.3.2 During installation ............................................................................................................. 4

2.3.3 Instructions relating to electrical connection .................................................................... 5

2.3.4 Maintenance ..................................................................................................................... 5

2.3.5 Cleaning ........................................................................................................................... 5

2.3.6 Instructions relating to environmental damage ................................................................ 5

2.3.7 Disposal ............................................................................................................................ 5

3 Structure and function ................................................................................................... 6

3.1 Structure ........................................................................................................................... 6

3.2 Function ............................................................................................................................ 6

3.3 Adjusting elements ........................................................................................................... 6

3.4 Rating plate ....................................................................................................................... 7

4 Transportation and storage ........................................................................................... 8

4.1 Transportation .................................................................................................................. 8

4.1.1 Instructions relating to transportation ............................................................................... 8

4.1.2 Dimensional and weight specifications ............................................................................ 8

4.2 Storage ............................................................................................................................. 8

5 Technical data ................................................................................................................. 9

6 Installation ..................................................................................................................... 10

6.1 General information ........................................................................................................ 10

6.2 Prior to installation .......................................................................................................... 10

6.2.1 Required installation material and auxiliary equipment .................................................. 10

6.2.2 Required tools ................................................................................................................ 10

6.3 Installing the pressure switch ......................................................................................... 10

6.3.1 Standard G1/4“ internal thread version (DS-3** / DS-4** series) ................................... 11

6.3.2 Standard G1/4“ internal thread version (DS-11* / DS-5** series) .................................. 11

6.3.3 Flange version ................................................................................................................ 11

6.3.4 Flange version with intermediate plate (PZ-***) ............................................................. 12

6.3.5 Flange version with 90° elbow connection plate ............................................................ 12

6.3.6 Panel installation version ............................................................................................... 12

6.4 Electrical connection ....................................................................................................... 13

6.4.1 Connecting the pressure switch ..................................................................................... 13

6.4.2 Terminal assignment ...................................................................................................... 13

6.4.3 Earthing the pressure switch .......................................................................................... 13

6.4.4 Cable socket ................................................................................................................... 14

6.4.5 Contact protection .......................................................................................................... 14

BA-KDS/GB/2017-REV2

1

Operating Manual / Piston Pressure Switch

7 Commissioning ............................................................................................................. 15

7.1 Operation ........................................................................................................................ 15

7.1.1 Switching point setting (by manufacturer, only on request)............................................ 15

7.1.2 Switching point setting for rising pressure (by customer) ............................................... 15

7.1.3 Switching point setting for failing pressure (by customer) .............................................. 15

8 Dismantling, replacement and decommissioning ..................................................... 16

8.1 Dismantling ..................................................................................................................... 16

8.2 Replacement ................................................................................................................... 16

8.3 Spare parts ...................................................................................................................... 16

8.4 Decommissioning ............................................................................................................ 16

8.5 Disposal .......................................................................................................................... 16

8.6 Troubleshooting .............................................................................................................. 17

9 EC Declaration of Conformity ...................................................................................... 17

2

BA-KDS/GB/2017-REV2

Operating Manual / Piston Pressure Switch

1 General information

For operating personnel

1.1

This operating manual provides you with information on the safety, structure, function and
operation of the pressure switch.
If heeded carefully, the manual will ensure long and reliable operation free of malfunctions.

Applicable documents

 EC Declaration of Conformity (see appendix)

1.2 Liability

Any liability on the part of HYDROPA
the event of damages resulting from incorrect use and unilateral interventions not foreseen in this
operating manual.

Please refer to the HYDROPA
material defects.

Unilateral structural changes to the pressure switch are not permitted for reasons of safety.

1.3 For imp roved understanding of this manual

®

with regard to defects and liability claims is rendered void in

®

General Business Terms and Conditions for details of liability for

DANGER

This hazard warning label indicates an immediate and major hazard which will
definitely result in severe injuries or even fatalities if the hazard is not avoided.

WARNING

This hazard warning label indicates a potential hazard which can result in severe
injuries or even fatalities if the hazard is not avoided.

CAUTION

This hazard warning label indicates a potentially hazardous situation which can
result in medium or light injuries or material damage if it is not avoided.

NOTE

This label indicates helpful information.

(Cross-references are indicated with italics.)

BA-KDS/GB/2017-REV2

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