Dionex GP40 Manuel utilisateur

GP40 GRADIENT PUMP

OPERATOR’S MANUAL

Document No. 034856

Revision 03

May 1995

Printed in the United States of America.

This publication is protected by federal copyright law. No part of this publication

may be copied or distributed, transmitted, transcribed, stored in a retrieval system,

or transmitted into any human or computer language, in any form or by any means,

electronic, mechanical, magnetic, manual, or otherwise, or disclosed to third

parties without the express written permission of Dionex Corporation, 1228 Titan

Way, Sunnyvale, California 94088-3603 U.S.A.

DISCLAIMER OF WARRANTY AND LIMITED WARRANTY

THIS PUBLICATION IS PROVIDED “AS IS” WITHOUT WARRANTY OF

ANY KIND. DIONEX CORPORATION DOES NOT WARRANT,

GUARANTEE, OR MAKE ANY EXPRESS OR IMPLIED

REPRESENTATIONS REGARDING THE USE, OR THE RESULTS OF THE

USE, OF THIS PUBLICATION IN TERMS OF CORRECTNESS,

ACCURACY, RELIABILITY, CURRENTNESS, OR OTHERWISE.

FURTHER, DIONEX CORPORATION RESERVES THE RIGHT TO REVISE

THIS PUBLICATION AND TO MAKE CHANGES FROM TIME TO TIME

IN THE CONTENT HEREINOF WITHOUT OBLIGATION OF DIONEX

CORPORATION TO NOTIFY ANY PERSON OR ORGANIZATION OF

SUCH REVISION OR CHANGES.

TRADEMARKS

DX LANand SRSare trademarks of Dionex Corporation.

Tefzel® is a registered trademark of E.I. du Pont de Nemours & Co.

PRINTING HISTORY

Revision 01, August 1993

Revision 02, September 1993

Revision 03, May 1995

Contents

1 •Introduction

1.1 Overview . . . . . . . . . . . . . . . . . . . . . . 1-3

1.2 About This Manual . . . . . . . . . . . . . . . . 1-4

1.2.1 Typefaces . . . . . . . . . . . . . . . . . 1-5

1.2.2 Safety Messages and Notes . . . . . . . 1-5

1.2.3 Symbols . . . . . . . . . . . . . . . . . . 1-6

1.3 Related Manuals . . . . . . . . . . . . . . . . . . 1-7

2 •Description

2.1 Front Control Panel . . . . . . . . . . . . . . . . 2-4

2.1.1 Control Panel Keypad . . . . . . . . . . 2-5

2.1.2 Display Screens . . . . . . . . . . . . . 2-10

2.2 Electronics Chassis . . . . . . . . . . . . . . . . 2-11

2.3 Mechanical Chassis . . . . . . . . . . . . . . . . 2-14

2.4 Interior Components . . . . . . . . . . . . . . . . 2-14

2.4.1 Pump Eluent Manifold . . . . . . . . . . 2-15

2.4.2 Pump Heads . . . . . . . . . . . . . . . 2-16

2.4.3 Pump Mixers . . . . . . . . . . . . . . . 2-17

2.4.4 Pump Priming Block . . . . . . . . . . . 2-17

2.4.5 Pressure Transducer . . . . . . . . . . . 2-17

2.5 Vacuum Degas Pump Assembly (Optional) . . . 2-18

2.6 Eluent Reservoirs . . . . . . . . . . . . . . . . . 2-19

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2.7 Rear Panel . . . . . . . . . . . . . . . . . . . . . 2-20

2.8 Functional Description . . . . . . . . . . . . . . 2-21

2.8.1 Operating Modes . . . . . . . . . . . . . 2-23

2.8.2 Method Control . . . . . . . . . . . . . 2-24

2.8.3 Eluent Delivery . . . . . . . . . . . . . . 2-25

3 •Operation and Maintenance

3.1 Getting Ready to Run . . . . . . . . . . . . . . . 3-3

3.1.1 Degas Eluents . . . . . . . . . . . . . . 3-3

3.1.2 Filter Eluents . . . . . . . . . . . . . . . 3-4

3.1.3 Pressurize Eluent Reservoirs . . . . . . 3-4

3.1.4 Start-Up . . . . . . . . . . . . . . . . . . 3-5

3.1.5 Selecting the Pressure Limits . . . . . . 3-5

3.2 Running Under Direct Control . . . . . . . . . . 3-6

3.3 Running Under Method Control . . . . . . . . . 3-9

3.3.1 Creating a New Method . . . . . . . . . 3-10

3.3.2 Running a Method . . . . . . . . . . . . 3-12

3.3.3 Editing a Method . . . . . . . . . . . . . 3-12

3.3.4 Deleting a Method . . . . . . . . . . . . 3-14

3.3.5 Changing the Running Method . . . . . 3-14

3.3.6 Controlling the Method Clock . . . . . 3-14

3.4 Example Methods . . . . . . . . . . . . . . . . . 3-14

3.4.1 Isocratic Method Example . . . . . . . . 3-15

3.4.2 Linear Gradient Method Example . . . 3-16

3.4.3 Curved Gradient Method Example . . . 3-22

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3.4.4 Editing a Running Method Example . . 3-26

3.5 Routine Maintenance . . . . . . . . . . . . . . . 3-29

3.5.1 Daily Maintenance . . . . . . . . . . . . 3-29

3.5.2 Periodic Maintenance . . . . . . . . . . 3-31

3.6 Shutdown . . . . . . . . . . . . . . . . . . . . . . 3-31

4 •Troubleshooting

4.1 Left-Right Pump Head Pressure Fluctuations . . 4-3

4.2 Pump Will Not Start . . . . . . . . . . . . . . . . 4-6

4.3 Pump Stops . . . . . . . . . . . . . . . . . . . . 4-6

4.4 Liquid Leaks/Leak Alarm . . . . . . . . . . . . . 4-9

4.5 Noisy Pump Motor . . . . . . . . . . . . . . . . 4-11

4.6 Vacuum Degas Pump Does Not Run . . . . . . . 4-12

4.7 Vacuum Degas Pump Calibration Fails . . . . . 4-13

4.8 Inoperative Relay Control Function . . . . . . . 4-14

4.9 Poor Chromatographic Reproducibility . . . . . 4-14

5 •Service

5.1 Cleaning the Check Valves . . . . . . . . . . . . 5-3

5.2 Piston Seal Replacement . . . . . . . . . . . . . 5-6

5.3 Pump Piston Replacement . . . . . . . . . . . . 5-10

5.4 Pressure Transducer Pad and O-Ring

Replacement . . . . . . . . . . . . . . . . . . . . 5-11

5.5 Pressure Transducer Waste Valve O-Ring

Replacement . . . . . . . . . . . . . . . . . . . . 5-13

Contents

Doc. 034856-03 5/95 v

5.6 Proportioning Valve Replacement . . . . . . . . . 5-14

5.7 Active Mixer Filter Replacement . . . . . . . . . 5-16

5.8 Changing Main Power Fuses . . . . . . . . . . . . 5-19

Contents

vi Doc. 034856-03 5/95

A •Specifications

A.1 Electrical . . . . . . . . . . . . . . . . . . . . . . A-3

A.2 Environmental . . . . . . . . . . . . . . . . . . . A-3

A.3 Physical . . . . . . . . . . . . . . . . . . . . . . A-3

A.4 Display and Keypad . . . . . . . . . . . . . . . . A-3

A.5 Hydraulics . . . . . . . . . . . . . . . . . . . . . A-4

A.6 Gradient Control . . . . . . . . . . . . . . . . . . A-5

A.7 Vacuum Degas Pump Assembly . . . . . . . . . A-5

B •Installation

B.1 Facility Requirements . . . . . . . . . . . . . . . B-3

B.2 Installation Instructions . . . . . . . . . . . . . . B-4

B.2.1 Power Connection . . . . . . . . . . . . B-4

B.2.2 Electronic Chassis Connections . . . . . B-5

B.2.3 DX LAN Network Connection (Optional) B-7

B.2.4 Waste Lines . . . . . . . . . . . . . . . . B-9

B.2.5 Eluent Outlet Line Connection . . . . . B-10

B.2.6 Eluent Inlet Line Connections . . . . . B-10

B.2.7 Priming the Pump . . . . . . . . . . . . B-11

B.3 Automatic SRS Power Control . . . . . . . . . . B-15

B.4 Stacking Modules . . . . . . . . . . . . . . . . . B-17

B.5 Securing Modules (Optional) . . . . . . . . . . . B-18

B.5.1 Installing a Shoe . . . . . . . . . . . . . B-18

B.5.2 Installing a Tie . . . . . . . . . . . . . . B-19

Contents

Doc. 034856-03 5/95 vii

C •User Interface

C.1 Operational Screens . . . . . . . . . . . . . . . . . C-5

C.1.1 Main Screen . . . . . . . . . . . . . . . . C-5

C.1.2 Detail Screen . . . . . . . . . . . . . . . . C-7

C.1.3 Method Screen . . . . . . . . . . . . . . . C-8

C.1.4 Method Extension Screen . . . . . . . . . C-10

C.1.5 Module Setup . . . . . . . . . . . . . . . . C-11

C.1.6 Pump Options . . . . . . . . . . . . . . . C-12

C.1.7 Time Function In . . . . . . . . . . . . . . C-13

C.2 Diagnostic Screens . . . . . . . . . . . . . . . . . C-14

C.2.1 Hexadecimal Entry Fields . . . . . . . . . C-14

C.2.2 Diagnostic Menu . . . . . . . . . . . . . . C-14

C.2.3 Power-Up Screen . . . . . . . . . . . . . . C-15

C.2.4 Elapsed Time . . . . . . . . . . . . . . . . C-16

C.2.5 DSP Status . . . . . . . . . . . . . . . . . C-17

C.2.6 DX LAN Status . . . . . . . . . . . . . . C-18

C.2.7 Keyboard Test . . . . . . . . . . . . . . . C-20

C.2.8 Diagnostic Test . . . . . . . . . . . . . . . C-21

C.2.9 Pressure Statistics . . . . . . . . . . . . . C-23

C.2.10 DSP Code Version . . . . . . . . . . . . . C-24

C.3 Calibration Screens . . . . . . . . . . . . . . . . . C-25

C.3.1 Calibration Menu . . . . . . . . . . . . . C-25

C.3.2 Calibration Status . . . . . . . . . . . . . C-26

C.3.3 Leak Sensor Calibration and Status . . . C-27

C.3.4 Degas Status . . . . . . . . . . . . . . . . C-28

C.3.5 Flow Calibration . . . . . . . . . . . . . . C-29

Contents

viii Doc. 034856-03 5/95

1 •Introduction

1.1 Overview . . . . . . . . . . . . . . . . . . . . . . . 1-3

1.2 About This Manual . . . . . . . . . . . . . . . . . 1-4

1.2.1 Typefaces . . . . . . . . . . . . . . . . . . 1-5

1.2.2 Safety Messages and Notes . . . . . . . . 1-5

1.2.3 Symbols . . . . . . . . . . . . . . . . . . . 1-6

1.3 Related Manuals . . . . . . . . . . . . . . . . . . . 1-7

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GP40 Gradient Pump

1-2 Doc. 034856-03 5/95

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