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LEYBOLD THERMOVAC TTR 91 N User Manual

LEYBOLD THERMOVAC TTR 91 N
32 pages
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1 300544652_002_C1 - 11/2016 - © Leybold
THERMOVAC Transmitter
TTR 91 N, TTR 91 N S, TTR 96 N S and TTR 96 N SC
Operating Manual 300544652_002_C1
Part Numbers:
230035V02
230036V02
230037V02
230038V02
230040V02
230043V02
230045V02
230047V02
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LEYBOLD THERMOVAC TTR 91 N Specifications

General IconGeneral
Protection ClassIP40
Housing MaterialStainless steel
Output Signal4 to 20 mA
Sensor TypePirani
Bakeout Temperaturewithout electronics: +150°C
Materials Exposed to VacuumStainless steel, tungsten
Measurement PrinciplePirani / Cold Cathode (inverted magnetron)
Process ConnectionDN 16 ISO-KF

Summary

0 Safety Information

0.1 Symbols used

Explains symbols used in the manual for clarity and safety.

0.2 Personnel Qualifications

Specifies that only trained and experienced personnel should perform work.

0.3 General safety information

Provides general safety instructions, regulations, and precautions for safe operation.

0.4 Liability and Warranty

Outlines Leybold's liability limitations and warranty void conditions.

1 Unpacking

2 Description

2.1 Technical Data

Lists detailed technical specifications, including measurement ranges, voltage, and materials.

2.2 Dimensions

Presents dimensional drawings and measurements for different transmitter configurations.

2.3 Accessories and replacement part numbers

Lists compatible accessories, cables, and spare parts with their part numbers.

3 Transmitter Installation (Mechanical)

3.1 Conforming utilization

Defines the intended and correct usage scenarios for the transmitter.

3.2 Non-conforming utilization

Details prohibited uses and environments for the transmitter.

3.3 Process compatibility

Addresses compatibility with various process media and environments, including coated sensors.

3.4 Vacuum connections

Covers different vacuum fitting types and connection procedures.

3.5 Pressure range

Specifies the operational pressure range and sealing materials used.

4 Transmitter Installation (Electrical)

4.1 Input/Output Wiring

Details the pin assignments and wiring for I/O connectors and signal connections.

4.2 Setpoint relays

Explains the functionality, connection, and operation of setpoint relays.

5 Operations

5.1 Pressure output

Explains how the transmitter provides analog voltage output for pressure readings.

5.2 Analog output

Details the analog voltage output, resolution, and conversion formulas.

5.3 Sensor gas dependence

Discusses how different gas types affect sensor readings and presents conversion factors.

6 Functions

6.1 LED-ring/LED status indicator

Explains the meaning of different LED colors and patterns for status indication.

6.2 Vacuum-zero/full-scale adjustment and setpoint adjustment

Details the procedures for performing vacuum-zero/full-scale and setpoint adjustments.

6.3 User switch adjustments

Describes how to use the user switch to navigate and perform adjustments.

7 FAQ (Frequently Asked Questions)

8 Trouble shooting

9 Declaration of Contamination

10 Declaration of Conformity

11 Notes

12 Sales and Service

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