Chromatographe en phase gazeuse - ThermoQuest - TRACE GC Serie2000 - Manual EN

Product Type
Service Manual
TRACE GC 2000
Gas Chromatograph
™

Trace GC 2000 Service Manual
Part Number M 317 09 270, Rev. B
© 1999 CE Instruments, a subsidiary of ThermoQuest Corporation. All rights reserved.
Printed in the Italy.
Published by TMQ-Milan, Technical Publication, Strada Rivoltana, 20090 Rodano (Milan)
Tel: [phone] Fax: [phone]
Printing History: Rev. B, June 1999
Disclaimer
Technical Information contained in this publication is for reference purposes only and is subject to change without notice. Every effort has been
made to supply complete and accurate information; however, ThermoQuest corporation assumes no responsibility and will not be liable for any
errors, omissions, damage, or loss that might result from any use of this manual or the information contained therein (even if this information is
properly followed and problems still arise).
This publication is not part of the Agreement of Sale between ThermoQuest and the purchaser of a TRACE GC system. In the event of any conflict
between the provisions of this document and those contained in ThermoQuest’s Terms and Conditions, the provisions of the Terms and Conditions
shall govern.
Reference to System Configurations and Specifications supersede all previous information and are subject to change without notice.
Trademarks
TRACE™ is a trademark of ThermoQuest Corporation. Other brand and product names may be trademarks or registered trademarks of their
respective companies.
Special Printing Instructions:
All schematics in Section 5 (Electronic Board Description) must be printed either with the “Fit to Page”
item selected or with Tabloid size paper in order to be viewed correctly. This applies only to the schematics
sections of Section 5. The Section 5 chapters themselves can be printed on normal Letter or A4 Letter size
paper.

Declaration
Manufacturer: ThermoQuest Italia S.p.A.
ThermoQuest Italia S.p.A. is the manufacturer of the instrument described in this
manual and, as such, is responsible for the instrument safety, reliability and
performance only if:
• installation
• re-calibration
• changes and repairs
• have been carried out by authorized personnel, and if:
• the local installation complies with local law regulations
• the instrument is used according to the instructions provided, and its operation
is only entrusted to qualified and trained personnel
ThermoQuest Italia S.p.A. is not liable for any damages derived from
noncompliance with the aforementioned recommendations.
ThermoQuest Italia S.p.A.
Strada Rivoltana
20090 RODANO (MI)
ITALY

Warranty
Please complete, date and sign the Quality Form accompanying the instrument.
Your new instrument is covered against manufacturing defects for the period
agreed within the sales terms which is generally a period of 15 months from the
invoice date or 12 months from the date of installation, whichever occurs earlier,
specific agreements excepted. Warranty does not cover consumables, damage
caused by the improper use of the instrument and damage due to transportation.
Service contracts are available from your area CE Instruments representative or
directly from our headquarters Customer Support department at the following
numbers:
CE Instruments Customer Support
Tel. + 39 02 95059 355
Fax. + 39 02 95059 388
The warranty will be invalidated (specific agreements excepted) if the instrument
is removed from its original packaging in the absence of an authorized CE
Instruments Customer Service Engineer.

Service Manual iii
Contents
About This Manual ................................................................................................................................... xvii
Overview...................................................................................................................................... xvii
Conventions Used in This Manual.................................................................................................xxi
Instrument Markings and Symbols .............................................................................................. xxii
Using Hydrogen ...........................................................................................................................xxiv
Using the Hydrogen Sensor ............................................................................................xxiv
SECTION I
Introduction
Chapter 1.1
GC Base Unit..................................................................................................................................................3
TRACE GC 2000 System Components ............................................................................................4
Pneumatic Compartment......................................................................................................4
Analytical Unit.....................................................................................................................4
Electronic Compartment ......................................................................................................5
Keypad and Display Panel...................................................................................................5
Chapter 1.2
Pneumatic Systems.......................................................................................................................................7
Gas Control .......................................................................................................................................8
Digital Pneumatics...............................................................................................................8
Analog Pneumatics ..............................................................................................................8
Mixed Pneumatics................................................................................................................8
Carrier Gas Control..............................................................................................................8
Column Evaluation .................................................................................................9
Leak Check ............................................................................................................9
Gas Saver Function...............................................................................................13
Detector Gas Control .........................................................................................................13
Chapter 1.3
Injection Systems ........................................................................................................................................15
Injection Systems Overview ...........................................................................................................16
Split/Splitless Injector........................................................................................................16
On-Column Injector...........................................................................................................16
HOT Cold On-Column Injector .........................................................................................16
Large Volume On-Column Injector...................................................................................17
Packed Column Injector.....................................................................................................17
Purged Packed Column Injector ........................................................................................17
Chapter 1.4
Detection Systems ......................................................................................................................................19
Detectors .........................................................................................................................................20
Flame Ionization Detector..................................................................................................20
Electron Capture Detector..................................................................................................20
Nitrogen Phosphorus Detector ...........................................................................................20
Multidetector System .........................................................................................................21
Detector Base Bodies.........................................................................................................21