Pfeiffer Vacuum PPT 200 Manual de usuario

OPERATING INSTRUCTIONS

Translation of the Original

PPT 200

Digital Pirani gauge

Dear Customer,

Thank you for choosing a Pfeiffer Vacuum product. Your new gauge is designed to support

you in your individual application with maximum performance and without malfunctions. The

name Pfeiffer Vacuum stands for high-quality vacuum technology, a comprehensive and

complete range of top-quality products and first-class service. From this extensive, practical

experience we have gained a large volume of information that can contribute to efficient

deployment and to your personal safety.

In the knowledge that our product must avoid consuming work output, we trust that our

product can offer you a solution that supports you in the effective and trouble-free

implementation of your individual application.

Please read these operating instructions before putting your product into operation for the

first time. If you have any questions or suggestions, please feel free to contact info@pfeiffer-

vacuum.de.

Further operating instructions from Pfeiffer Vacuum can be found in the Download Center on

our website.

Disclaimer of liability

These operating instructions describe all models and variants of your product. Note that your

product may not be equipped with all features described in this document. Pfeiffer Vacuum

constantly adapts its products to the latest state of the art without prior notice. Please take

into account that online operating instructions can deviate from the printed operating

instructions supplied with your product.

Furthermore, Pfeiffer Vacuum assumes no responsibility or liability for damage resulting from

the use of the product that contradicts its proper use or is explicitly defined as foreseeable

misuse.

This document is the intellectual property of Pfeiffer Vacuum and all contents of this

document are protected by copyright. They may not be copied, altered, reproduced or

published without the prior written permission of Pfeiffer Vacuum.

We reserve the right to make changes to the technical data and information in this document.

2/46

Table of contents

1 About this manual 7

1.1 Validity 7

1.1.1 Applicable documents 7

1.1.2 Variants 7

1.2 Target group 7

1.3 Conventions 8

1.3.1 Instructions in the text 8

1.3.2 Pictographs 8

1.3.3 Stickers on product 8

1.3.4 Abbreviations 8

1.4 Trademark proof 9

2 Safety 10

2.1 General safety information 10

2.2 Safety instructions 10

2.3 Safety precautions 12

2.4 Limits of use of the product 13

2.5 Proper use 13

2.6 Foreseeable improper use 13

3 Product description 15

3.1 Function 15

3.2 Identifying the product 15

3.3 Scope of delivery 15

4 Transport and storage 16

4.1 Transporting the product 16

4.2 Storing the product 16

5 Installation 17

5.1 Establish vacuum connection 17

5.2 Creating "RS-485" connection 18

6 Interfaces 20

6.1 Interface RS-485 20

6.2 Pfeiffer Vacuum protocol for RS-485 interface 20

6.2.1 Telegram frame 20

6.2.2 Telegram description 21

6.2.3 Telegram example 1 21

6.2.4 Telegram example 2 21

6.2.5 Data types 22

7 Parameter set 23

7.1 General 23

7.2 Overview of parameters of PPT gauge 23

7.3 Status requests 24

7.4 Pressure values and correction factors 24

8 Operation 25

8.1 Determining effective pressure with correction factors 26

8.2 Reading and setting relay and switch-points 27

9 Disassembly 28

10 Maintenance 29

10.1 Clean the transmitter 29

10.2 Calibrating gauge 31

10.3 Replacing the sensor module 31

Table of contents

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11 Malfunctions 33

12 Shipping 34

13 Recycling and disposal 35

13.1 General disposal information 35

13.2 Dispose of gauges 35

14 Service solutions by Pfeiffer Vacuum 36

15 Spare parts 38

16 Accessories 39

16.1 Accessory information 39

16.2 Ordering accessories 39

17 Technical data and dimensions 40

17.1 General 40

17.2 Technical data 40

17.3 Dimensions 42

UL/CSA certification 43

EC Declaration of Conformity 44

UK Declaration of Conformity 45

Table of contents

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List of tables

Tbl. 1: Applicable documents 7

Tbl. 2: Variants 7

Tbl. 3: Abbreviations used 9

Tbl. 4: Permissible ambient conditions 13

Tbl. 5: Features of the RS-485 interface 20

Tbl. 6: Explanation and meaning of the parameters 23

Tbl. 7: Overview of parameters of PPT gauge 23

Tbl. 8: Parameter set | Status requests 24

Tbl. 9: Parameter set | Pressure values and correction factors 24

Tbl. 10: Operating mode display via "device status" LED 25

Tbl. 11: Correction factor for pressure range < 1 hPa 26

Tbl. 12: Malfunctions 33

Tbl. 13: Spare parts 38

Tbl. 14: Accessories 39

Tbl. 15: Conversion table: Pressure units 40

Tbl. 16: Conversion table: Units for gas throughput 40

Tbl. 17: Measured and pressure values 40

Tbl. 18: Electrical data 40

Tbl. 19: RS-485 interface 41

Tbl. 20: Connection flanges and weight 41

Tbl. 21: Ambient conditions 41

Tbl. 22: Temperatures 41

Tbl. 23: Substances in contact with media 41

List of tables

5/46

List of figures

Fig. 1: Structure of the PPT gauge 15

Fig. 2: Establish vacuum connection 18

Fig. 3: Cross-link via connection RS-485 using connection cables and accessories 19

Fig. 4: Cross-link via RS-485 connection using OmniControl 19

Fig. 5: Connection assignment of RS-485 connecting socket 20

Fig. 6: Examples of reading current pressure values via [P:740] 25

Fig. 7: Gas type dependency of the Pirani sensor 26

Fig. 8: Cleaning measuring chamber 30

Fig. 9: Replace sensor module 32

Fig. 10: Sensor module 38

Fig. 11: PPT 200 with DN 16 ISO-KF 42

Fig. 12: PPT 200 with DN 16 CF-F 42

List of figures

6/46

1 About this manual

IMPORTANT

Read carefully before use.

Keep the manual for future consultation.

1.1 Validity

This document describes the function of the products listed in the following and provides the most im-

portant information for safe use. The description is written in accordance with the valid directives. The

information in this document refers to the current development status of the products. The document

retains its validity assuming that the customer does not make any changes to the product.

1.1.1 Applicable documents

Designation Document

Operating instructions for “Control unit” OmniControl PT 0670

Declaration of conformity A component of these instructions

Tbl. 1: Applicable documents

You can find this document in the Pfeiffer Vacuum Download Center.

1.1.2 Variants

This document applies to products with the following article numbers:

Article number Designation Filament

PT R38 130 PPT 200, DN 16 ISO-KF Tungsten

PT R38 310 PPT 200, DN 16 CF-F Tungsten

Tbl. 2: Variants

You can find the part number on the rating plate of the product.

Pfeiffer Vacuum reserves the right to make technical changes without prior notification.

Information that relates to only one of the products is indicated accordingly.

The figures in this document are not to scale.

The figures show the product with a DN 16 ISO-KF vacuum connection, however, they also apply to the

other vacuum connections where applicable.

Dimensions are provided in mm, unless specified otherwise.

1.2 Target group

These operating instructions are aimed at all persons performing the following activities on the product:

●Transportation

●Setup (Installation)

●Usage and operation

●Decommissioning

●Maintenance and cleaning

●Storage or disposal

The work described in this document is only permitted to be performed by persons with the appropriate

technical qualifications (expert personnel) or who have received the relevant training from Pfeiffer Vac-

uum.

About this manual

7/46

1.3 Conventions

1.3.1 Instructions in the text

Usage instructions in the document follow a general structure that is complete in itself. The required ac-

tion is indicated by an individual step or multi-part action steps.

Individual action step

A horizontal, solid triangle indicates the only step in an action.

►This is an individual action step.

Sequence of multi-part action steps

The numerical list indicates an action with multiple necessary steps.

1. Step 1

2. Step 2

3. ...

1.3.2 Pictographs

The pictographs used in the document indicate useful information.

Note

Tip

Wear laboratory gloves

Perform a visual inspection

1.3.3 Stickers on product

This section describes all the stickers on the product along with their meanings.

D-35614 Asslar

Mod.

P/N

S/N

Input

PPT 200

PT R38 xxx

12345678

24 V DC 2.5 W

Made in Germany 2023/01

Range 1.0x10 - 1000 hPa

-4

Rating plate

The rating plate is located on the back

of the device.

1.3.4 Abbreviations

Abbreviation Explanation

ATM Atmosphere

AR Analog relay

FS Measuring range max. (full scale)

HU Height unit of a 19" rack

HV High vacuum

About this manual

8/46

Abbreviation Explanation

NN Mean sea level

OR Overrange

[P:xxx] Electronic drive unit control parameters. Printed in bold as a three-digit number in

square brackets. Frequently displayed in conjunction with a short description.

Example: [P:312] software version

p Pressure

RS-485 Standard for a physical interface for asynchronous serial data transmission (recom-

mended standard)

TPS Voltage supply (turbo power supply)

UR Underrange

Tbl. 3: Abbreviations used

1.4 Trademark proof

●Binder® is a trademark of Franz Binder GmbH + Co. Elektrische Bauelemente KG.

●Torx® is a trademark of Acument Global Technologies.

About this manual

9/46

2 Safety

2.1 General safety information

The following 4 risk levels and 1 information level are taken into account in this document.

DANGER

Immediately pending danger

Indicates an immediately pending danger that will result in death or serious injury if not observed.

►Instructions to avoid the danger situation

WARNING

Potential pending danger

Indicates a pending danger that could result in death or serious injury if not observed.

►Instructions to avoid the danger situation

CAUTION

Potential pending danger

Indicates a pending danger that could result in minor injuries if not observed.

►Instructions to avoid the danger situation

NOTICE

Danger of damage to property

Is used to highlight actions that are not associated with personal injury.

►Instructions to avoid damage to property

Notes, tips or examples indicate important information about the product or about this docu-

ment.

2.2 Safety instructions

Safety instructions according to product life stages

All safety instructions in this document are based on the results of a risk assessment.

Pfeiffer Vacuum has taken into account all the relevant life stages of the product.

Risks during installation

DANGER

Risk to life due to electric shock

An improperly earthed product is potentially fatal in the event of a fault.

►Connect the product galvanically with the earthed vacuum chamber.

►Ensure that the connection complies with the requirements of a protective bonding according to

EN 61010. (CF and VCR connections comply with this requirement.)

►Use electrically conductive centering rings and circlips for KF connections.

Safety

10/46

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