Agilent Technologies 8890 Manuale utente

Agilent 8890 Gas Chromatograph

Operation Manual

Notices

No part of this manual may be reproduced in

any form or by any means (including elec-

tronic storage and retrieval or translation

into a foreign language) without prior

agreement and written consent from Agilent

Technolo-gies, Inc. as governed by United

States and international copyright laws.

Manual Part Number

G3540-90014

Edition

First edition, January 2019

Printed in USA or China

Agilent Technologies, Inc.

2850 Centerville Road 

Wilmington, DE 19808-1610 USA

Agilent Technologies, Inc.

412 Ying Lun Road

Waigoaqiao Freed Trade Zone 

Shanghai 200131 P.R.China

Warranty

The material contained in this doc-

ument is provided “as is,” and is

subject to being changed, without

notice, in future editions. Further, to

the maximum extent permitted by

applicable law, Agilent disclaims all

warranties, either express or

implied, with regard to this manual

and any information contained

herein, including but not limited to

the implied warranties of mer-

chantability and fitness for a partic-

ular purpose. Agilent shall not be

liable for errors or for incidental or

consequential damages in connec-

tion with the furnishing, use, or per-

formance of this document or of

any information contained herein.

Should Agilent and the user have a

separate written agreement with

warranty terms covering the mate-

rial in this document that conflict

with these terms, the warranty

terms in the separate agreement

shall control.

Safety Notices

CAUTION

A CAUTION notice denotes a

hazard. It calls attention to an

operating procedure, practice, or

the like that, if not correctly

performed or adhered to, could

result in damage to the product or

loss of important data. Do not

proceed beyond a CAUTION notice

until the indicated conditions are

fully understood and met.

WARNING

A WARNING notice denotes a

hazard. It calls attention to an

operating procedure, practice, or

the like that, if not correctly

performed or adhered to, could

result in personal injury or death.

Do not proceed beyond a WARNING

notice until the indicated conditions

are fully understood and met.



Operation Manual 3

Contents

1GettingStarted

The 8890 Gas Chromatograph 12

Before Operating Your GC 13

Chromatography Using a GC 14

Inlets 15

Automatic injectors 15

Automatic sampling valves 15

GC Columns and Oven 16

Detectors 17

Touchscreen 18

System Operation 20

Touchscreen 20

Browser Interface 21

Data System 21

Browser Interface 23

Status Indicator 27

GC Status 28

Alert tones 28

Error conditions 28

Clearing a shutdown condition 28

Overview of Running a Sample 29

Instrument Control 30

Correcting Problems 31

2 Help and Information

Where to Find Information 34

Help from the Touchscreen 35

Touchscreen Help 36

Help from a Browser 39

Context-Sensitive Help 43

Agilent GC and GC/MS User Manuals & Tools DVD 45



4Operation Manual

3 Startup and Shutdown

To Start Up the GC 48

To Shut Down the GC for Less Than a Week 49

To Shut Down the GC for More Than a Week 50

4 Touchscreen Operation

Navigation 52

Run controls 53

Status/control tray 54

Entering Data 55

Home View 56

Flow path page 57

Status page 58

Plot page 59

Methods View 61

Diagnostics View 62

Maintenance View 63

Logs View 64

Settings View 65

Help Menu 66

Touchscreen Functionality When the GC Is Controlled by an Agilent Data System 67

5Methods

What is a Method? 70

What Is Saved in a Method? 71

What Happens When You Load a Method? 72

Editing the Active Method 73

To edit the active method 73

GC hardware changes 73

Create a Method 74

Load a Method 75

Running Methods 76

Pre Run and Prep Run 76

Manually prepare for the run 76

To manually inject a sample with a syringe and start a run 76



Operation Manual 5

To run a method to process a single ALS sample 77

To abort a method 77

Events 78

Using run time events 78

Programming run time events 79

The run table 79

Editing events in the run table 79

Deleting run time events 79

Inlets 80

Carrier gas flow rates 80

About gas saver 81

To set the PTV or COC coolant parameters 82

To set MMI coolant parameters 82

About Oven Temperature Programming 84

Oven ramp rates 84

Oven cryogenic cooling parameters 85

Columns 87

Nickel Catalyst Tube 88

About the nickel catalyst tube 88

Detectors 89

FID 89

FPD+ 90

NPD 91

TCD 93

ECD 94

Valves 96

The valve box 96

Valve control 96

Valve types 98

Controlling a valve 98

GC Output Signals 102

Analog signals 102

Digital signals 104

Column compensation 107

Test plot 108

6 Sequences

What is a Sequence? 110



6Operation Manual

Recoverable Errors 111

7 Diagnostics

About Diagnostics 114

The system health report 114

Automated testing 115

Self-guided diagnostics 115

Using the Diagnostics View 117

Performing Diagnostic Tests 118

8 Maintenance

Early Maintenance Feedback (EMF) 122

Counter types 122

Thresholds 123

Default Thresholds 123

Perform Maintenance 124

Available Counters 125

Viewing Maintenance Counters 128

To Enable, Reset, or Change a Limit for an EMF Counter 129

EMF Counters for Autosamplers 130

Counters for 7693A and 7650 ALS with EMF-enabled firmware 130

Counters for ALS with earlier firmware 130

EMF Counters for MS Instruments 131

9Logs

Logs View 134

Maintenance logs 135

Run log 135

System log 135

10 Settings

About Settings 138

Service Mode 139

About 141

Calibration 142

Maintaining EPC calibration—inlets, detectors, PCM, PSD, and AUX 143

To zero a specific flow or pressure sensor 144



Operation Manual 7

System Settings 145

Configuring the IP address for the GC 146

To set system date and time 147

To change the system locale 148

To set system power saving features 149

To access stored run data 150

To control Browser Interface access 150

To change the Remote Advisor settings 151

To change the miscellaneous settings 154

To run the system setup routine 155

Tools 156

Performing a column compensation run 157

Power 158

11 Configuration

About Configuration 160

Configuration Changes 161

Configure a new device 161

Configure an existing device 161

Valve Configuration 163

To configure valves 163

Inlet Configuration 165

Columns 167

To configure a single column 168

To configure a packed column 169

To configure a composite column 169

Additional notes on column configuration 171

To configure multiple columns 171

Inlets and outlets 172

A simple example 172

Slightly more complex example 173

Oven 174

To configure the oven 174

Detector Configuration 176

Analog Output Settings 177

MSD Configuration 178

System-level communications 178

MSD configuration 178



8Operation Manual

GC/MS systems 179

To enable or disable MS communications 181

To use the GC when the MS is shut down 181

Headspace Sampler 182

Headspace sampler configuration 182

System-Level communications 182

To enable or disable HS communications 183

Miscellaneous Settings 184

Readiness 185

Valve Box 186

PCMs 187

Aux EPCs 188

12 Resource Conservation

Resource Conservation 190

Sleep methods 191

Wake and condition methods 192

To Set the GC to Conserve Resources 194

13 Programming

Clock Time Programming 198

Using clock time events 198

Adding events to the clock table 198

Deleting clock time events 198

14 Flow and Pressure Modules

About Flow and Pressure Control 200

Maximum Operating Pressure 201

Auxiliary Pressure Controllers 202

Restrictors 203

Example: Using the PCM Channels 205

PIDs 206

15 Inlets

Inlet Overview 208

About the Split/Splitless Inlet 209

Selecting the correct S/SL inlet liner 209



Operation Manual 9

About the Multimode Inlet 211

MMI split mode minimum operating pressures 211

Selecting the correct MMI liner 212

About the Purged Packed Column Inlet 214

About the Cool On-Column Inlet 215

Setup modes of the COC inlet 215

Retention gaps 215

About the PTV Inlet 216

PTV sampling heads 216

About the Volatiles Interface 217

VI operating modes 217

About the VI split mode 218

About the VI splitless mode 220

About the VI direct mode 223

Preparing the Interface for Direct Sample Introduction 226

VI direct mode setpoint dependencies 228

VI direct mode initial values 228

Direct mode parameters 228

16 Columns and Oven

About the Oven Insert 232

Hydrogen Sensor 233

Instrument logs 233

Calibration 233

Status information 233

Operation with an Agilent data system 233

17 Chromatographic Checkout

About Chromatographic Checkout 236

To Prepare for Chromatographic Checkout 237

To Check FID Performance 239

To Check TCD Performance 244

To Check NPD Performance 248

To Check ECD Performance 252

To Check FPD+ Performance (Sample 5188-5953) 256

Preparation 256

Phosphorus performance 256

Sulfur performance 260



10 Operation Manual

To Check FPD+ Performance (Sample 5188-5245, Japan) 262

Preparation 262

Phosphorus performance 262

Sulfur performance 266

18 Chinese Metrology Testing

FPD+ and ECD Unit Conversion Factors 270

Conversion factors for the FPD+ 270

Conversion factor for the ECD 270

Using the Conversion Factors 272

References 273

19 Glossary

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