Pfeiffer Vacuum FullRange PTR 91 Manuel utilisateur
OPERATING INSTRUCTIONS
EN
Translation of the Original
PTR 91
Pirani/cold cathode 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.
Copyright
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.
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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 the 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 Proper use 13
2.5 Foreseeable improper use 13
2.6 Responsibilities and warranty 13
2.7 Owner requirements 13
2.8 Personnel qualification 14
2.8.1 Ensuring personnel qualification 14
2.8.2 Personnel qualification for maintenance and repair 14
2.8.3 Advanced training with Pfeiffer Vacuum 14
2.9 Operator requirements 15
3 Product description 16
3.1 Function 16
3.2 Switch and status display 16
3.3 Identifying the product 16
3.4 Scope of delivery 17
4 Transport and storage 18
4.1 Transporting the product 18
4.2 Storing the product 18
5 Installation 19
5.1 Establishing the vacuum connection 19
5.2 Electronic unit 20
5.3 Establishing the electric connection 22
6 Operation 24
6.1 Operating modes 24
6.2 Converting measuring signal and pressure 24
6.3 Determining the effective pressure with calibration factors 25
6.4 Observing the ignition delay 27
6.5 Protecting the gauge from contamination 27
7 Removal 29
8 Maintenance 31
8.1 Calibrating the gauge 31
8.2 Disassembling the gauge 32
8.3 Replacing the ignition aid 33
8.4 Cleaning of components 35
8.5 Gauge assembling 36
Table of contents
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9 Malfunctions 38
9.1 Troubleshooting 38
9.2 Identifying errors at the measurement chamber 38
10 Shipping 40
11 Recycling and disposal 41
11.1 General disposal information 41
11.2 Dispose of gauges 41
12 Service solutions by Pfeiffer Vacuum 42
13 Spare parts 44
14 Accessories 45
14.1 Accessory information 45
14.2 Ordering accessories 45
15 Technical data and dimensions 46
15.1 General 46
15.2 Technical data 46
15.3 Dimensions 48
ETL certification 49
Declaration of conformity 50
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: LED 16
Tbl. 5: Operating modes 24
Tbl. 6: Constants for converting measuring signal and pressure 25
Tbl. 7: Calibration factors for the pressure range < 10 hPa 26
Tbl. 8: Malfunctions 38
Tbl. 9: Measurement 39
Tbl. 10: Spare parts 44
Tbl. 11: Conversion table: Pressure units 46
Tbl. 12: Conversion table: Units for gas throughput 46
Tbl. 13: Measured and pressure values 46
Tbl. 14: Electrical data 47
Tbl. 15: Internal volume and weight 47
Tbl. 16: Ambient conditions 47
Tbl. 17: Temperatures 48
Tbl. 18: Substances in contact with the media 48
List of tables
5/52
List of figures
Fig. 1: Measuring configuration 16
Fig. 2: Switch and LED 16
Fig. 3: Establishing the vacuum connection 20
Fig. 4: Electronic unit 21
Fig. 5: Connection diagram 22
Fig. 6: Measurement cable FCC-68, 8-pin 23
Fig. 7: Relation between measuring signal and pressure 24
Fig. 8: Pressure range > 10 hPa (Pirani operation only) 25
Fig. 9: Pressure range from 10 to 0.1 hPa 26
Fig. 10: Removing the gauge 30
Fig. 11: Calibrating the gauge 32
Fig. 12: Disassembling the gauge 33
Fig. 13: Removing the ignition aid 34
Fig. 14: Inserting the ignition aid in the mounting tool 34
Fig. 15: Inserting the ignition aid 34
Fig. 16: Switch for CAL calibration value 36
Fig. 17: Gauge assembling 37
Fig. 18: Contact pins of the measurement chamber 39
Fig. 19: Complete measurement chamber (replacement sensor) 44
Fig. 20: Dimensions 48
List of figures
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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 "Total pressure measuring and control unit"
CenterOne | CenterTwo | CenterThree
BG 5044
Declaration of conformity (Component of these instruc-
tions)
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
PT T03 148 310 PTR 91 (DN 25 ISO-KF)
PT T03 158 310 PTR 91 (DN 40 ISO-KF)
PT T03 358 310 PTR 91 (DN 40 CF-F)
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.
Graphics without a caption reflect the product featuring a DN 25 ISO-KF vacuum connection, however,
they also apply for the other vacuum connections accordingly.
Dimensions are in mm unless stated 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
7/52
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 the product
This section describes all the stickers on the product along with their meanings.
D-35614 Asslar
Mod.
P/N
S/N
Input
PTR 91
PT T03 xx8 310
xxxxxxxxx
14.5...30 V DC 2 W
Made in Liechtenstein 2019/04
3103457
Rating plate
The rating plate is located on the back of the de-
vice.
1.3.4 Abbreviations
Abbreviation Explanation
ATM Atmosphere
c Constant for converting measuring signal and pressure
C Calibration factor for calculating the pressure for gases other than air
About this manual
8/52
Abbreviation Explanation
CAL Calibration value
EEPROM Electrically erasable programmable read-only memory
EMC Electromagnetic compatibility
FCC Federal Communications Commission (USA)
GND Ground
HV High vacuum
HV-ST High vacuum status
LPS Limited Power Source
MSL Mean sea level
p Pressure
PELV Protective extra low voltage
RJ-45 Standardized plug-and-socket connection for telecommunication cabling (registered
jack)
SELV Safety extra low voltage
ST Status
WAF Width Across Flats
U Measuring signal [V] (output voltage)
VCR Trademark of the Swagelok Company
Tbl. 3: Abbreviations used
1.4 Trademark proof
●FullRange® is a trademark of Pfeiffer Vacuum GmbH.
●Hirschmann® is a trademark of Hirschmann Electronics GmbH.
●Scotch-Brite® is a registered trademark of the 3M Company.
●VCR® is a trademark of the Swagelok Company.
About this manual
9/52
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’s 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
10/52
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