Operation Manual - Agilent

Agilent 8890 Gas Chromatograph

Operation Manual

Notices

? Agilent Technologies, Inc. 2023

Warranty

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Manual Part Number

G3540-90014

Edition

Sixth edition, March 2023

Fifth edition, October 2022

Fourth edition, September 2021

Third edition, January 2020

Second edition, July 2019

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

Safety Notices

C AU T I O N

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.

WAR N IN G

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

Contents

1

Getting Started

The 8890 Gas Chromatograph

Before Operating Your GC

12

13

Chromatography Using a GC

14

Inlets 15

Automatic injectors 15

Automatic sampling valves

GC Columns and Oven

Detectors

15

16

17

Touchscreen

18

System Operation 20

Touchscreen 20

Browser Interface 21

Data System 21

Browser Interface

Status Indicator

23

27

GC Status 28

Status Colors and details 28

Alert tones 29

Error conditions 29

Clearing a shutdown condition

Overview of Running a Sample

29

31

Instrument Control Using a Data System 32

Changes to the touchscreen 32

Changes to the browser interface 33

Correcting Problems

2

34

Help and Information

Where to Find Information

Help from the Touchscreen

Touchscreen Help 38

Help from a Browser

Context-Sensitive Help

Operation Manual

36

37

41

45

3

3

Startup and Shutdown

To Start Up the GC

48

To Put the GC into Standby Mode

To Shut Down the GC

4

49

50

Touchscreen Operation

Navigation 52

Run controls 53

Status/control tray

Entering Data

54

55

Home View 56

Flow path page 57

Status page 57

Plot page 58

Methods View

61

Sequence View

62

Diagnostics View

63

Maintenance View

Logs View

65

Settings View

Help Menu

64

66

67

Touchscreen Functionality When the GC Is Controlled by an Agilent Data

System 68

5

Methods

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

Load a Method

74

75

Running Methods 76

Pre Run and Prep Run

4

76

Operation Manual

Manually prepare for the run 76

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

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

The run table 79

Editing events in the run table

Deleting run time events 79

76

79

79

Inlets 80

Carrier gas flow rates 80

About gas saver 81

To set the PTV or COC coolant parameters

To set MMI coolant parameters 82

81

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 92

TCD 93

ECD 94

Valves 95

The valve box 95

Valve control 95

Valve types 97

Controlling a valve 97

GC Output Signals 101

Analog signals 101

Digital signals 103

Column compensation

Test plot 107

Operation Manual

106

5

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