Varian CP-4900 User Manual
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Varian CP-4900 User Manual

Micro-gc
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CP-4900 Micro-GC
North/South America
2700 Mitchell Drive
Walnut Creek
94598 California, USA
Tel: ++(1)9259392400
Fax: ++(1)9259452360 or
++(1)9259452344
© 2002-2008 Varian, Inc. All Rights Reserved.
Micro-Gasifier
User Manual
Europe
P.O. Box 8033
4330 EA Middelburg
The Netherlands
Tel: ++(31)118671000
Fax: ++(31)118623193
Printed in the Netherlands
Varian B.V.
Herculesweg 8
4330 EA Middelburg
The Netherlands
Australia/East Asia
679 Springvale Road
Mulgrave, Victoria 3171
Australia
Tel: ++(61)395607133
Fax: ++(61)395607950
CP501271 Rev. 02 Augusts 2008

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  • Page 1 4330 EA Middelburg Mulgrave, Victoria 3171 94598 California, USA The Netherlands Australia Tel: ++(1)9259392400 Tel: ++(31)118671000 Tel: ++(61)395607133 Fax: ++(1)9259452360 or Fax: ++(31)118623193 Fax: ++(61)395607950 ++(1)9259452344 © 2002-2008 Varian, Inc. All Rights Reserved. Printed in the Netherlands CP501271 Rev. 02 Augusts 2008...

  • Page 2: Varian Analytical Instrument Warranty

    Support Representative to the site or by authorizing the Customer to return the defective accessory or instrument to Varian or to send it to a designated service facility. The Customer shall be responsible for loss or damage in transit and shall prepay shipping cost.

  • Page 3: Spare Parts Availability

    Spare Parts Availability Service Availability It is the policy of Varian to provide operational spare parts for any instrument and Varian provides a variety of major accessory for a period of five (5) years after shipment of the final production services to support its customers run of that instrument.

  • Page 5: Table Of Contents

    CONTENTS VARIAN ANALYTICAL INSTRUMENT WARRANTY..............2 ....................... 2 ARDWARE RODUCTS ........................ 2 OFTWARE RODUCTS ........................... 2 EMEDIES ......................2 IMITATION OF ARRANTY ..................2 IMITATION OF EMEDIES AND IABILITY ......................3 PARE ARTS VAILABILITY ......................... 3 ERVICE VAILABILITY SAFETY INFORMATION......................1 ..........................

  • Page 7: Safety Information

    If this manual is not in your nature language and if you have problems understanding the text, we advise you to contact your Varian office for assistance. Varian cannot accept responsibility for any damage or injury caused by misunderstanding of the information in this manual.
  • Page 8 Indicates instrument contains parts that can be damaged by Static discharge electrostatic discharge. Take care for proper grounding Warning before handling. Touching this item may result in damage to the instrument Do not touch or personal injury. Page: 2 User manual CP-4900 Micro-Gasifier Varian, Inc.

  • Page 9: General Safety Precautions

    This instrument is designed for use in combination with the CP-4900 Micro-GC. If the equipment is used in a manner not specified by the manufacturer, the protection provided by the equipment may be impaired.
  • Page 10 10. Never try to repair or replace any component that is not described in this manual without the assistance of a Varian service engineer. Unauthorized repairs or modifications will result in rejection of warranty claims.

  • Page 11: Introduction And Initial Operation

    Gasifier used in combination with the CP-4900 Micro-GC. The Micro-Gasifier is a helping hand to allow sampling of pressurized gases as well as liquefied gases (LPG) to the VARIAN Micro-GC. It is a necessary device for these samples, since the Micro-GC only accepts gaseous samples having a maximum pressure of 100 kPa.

  • Page 12: Unpacking

    50 ppm to 100 % Sample carry-over < 1 % rsd (as measured for hexane) Varian, Inc is not responsible for printing errors and reserves the right to change specifications, designs and prices without notice and liability. Page: 2 User manual CP-4900 Micro-GC Micro-Gasifier...

  • Page 13: Installation

    For optimal operation, the Micro-Gasifier must be located as close as possible to the sample inlet at the back of the instrument using the heated sample line connection. The CP-4900 Micro-GC must be configured for constant flow operation. More details see CP-4900 Micro-GC user manual “user settings tab”.
  • Page 14 Introduction and initial operation 1. Remove the two (2) Torx-T20 screws at the back of the CP-4900 Micro-GC. Torx-T20 screws 2. Mount the Micro-Gasifier at the back of the Micro-GC using the two (2) included screws. Taking care of the following notes: - Lead the isolated tubing coming from the Gasifier with some care through the hole at the rear into the heated sample line housing.
  • Page 15 Micro-GC. The vent control needle valve allows flushing of the regulator under increased flow conditions. The various flows can be measured using a flow meter. 7. Connect the power supply using the included special cable. Varian, Inc. User manual CP-4900 Micro-GC Micro-Gasifier Page: 5...

  • Page 16: Operation

    As a rough guideline, the bomb must be filled with 80% liquid. Position the sample bomb or cylinder to ensure the liquid phase to leave the cylinder or bomb. Page: 6 User manual CP-4900 Micro-GC Micro-Gasifier Varian, Inc.
  • Page 17 (50 bars) pressures. Alternatively, but a more expensive solution, is the use of a moving piston cylinder. Correct adjustment of the needle valves. Are you sure, that the cylinder or sample bomb is filled with liquid-gas? Varian, Inc. User manual CP-4900 Micro-GC Micro-Gasifier Page: 7...

  • Page 18: Cleaning Instructions

    Introduction and initial operation Cleaning instructions To keep the Power Supply surface clean, refer to the remarks given below: • Switch the CP-4900 Micro-GC off. • Remove the power cable from the mains. • Remove the Micro-Gasifier power cable. •...

  • Page 19: Product Diagram

    Introduction and initial operation Product diagram Isolated housing. pressure regulator/ vent evaporator liquid in. 1/16" 1/16" connection connection 1/16" connection connection to GC 12 volt for heating. Varian, Inc. User manual CP-4900 Micro-GC Micro-Gasifier Page: 9...

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