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7697A
Agilent Technologies 7697A Advanced Operation Guide
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10
Advanced Opera
t
ion
1
Introduction
•
More f
lexible sequenc
ing
If using a data system, see the dat
a system help for more
deta
ils. Connect to t
he HS instr
ument, open the met
hod
editor
, and click the help
icon (
) or press F1.
9
11
Table of Contents
Default Chapter
3
Table of Contents
3
1 Introduction
8
About this Manual
8
The Keypad
9
Headspace Analysis
11
Headspace Techniques
11
Static Headspace Sampling Techniques
12
2 How the 7697A Headspace Sampler Works
15
How the HS Processes a Sample Vial
16
How the HS Equilibrates a Vial
18
How the HS Pressurizes a Vial
19
Fill at Flow to Pressure
19
Fill to Pressure
19
Fill with Constant Volume
20
Dynamic Leak Check
20
How the HS Fills the Sample Loop (Extracts a Sample)
21
Default Loop Fill Mode
21
Custom Loop Fill Mode
21
Types of HS Extractions and Injections
22
Standard Extraction
23
Multiple Headspace Extractions
24
Concentrated Headspace Extractions
24
Venting Residual Vial Pressure
25
How the HS Reduces Carryover
26
3 Method Development
27
Overview
28
Consider the Sample and Matrix
29
Theory of Headspace Analysis
29
Impact of K and Phase Ratio
30
Consider the GC Inlet
33
Load a Similar Method
34
Edit the New Method
35
Temperatures
35
Times
36
Vial
37
Carrier
38
Purge Time and Flow
41
Other Parameters
42
Developing and Improving the Method
43
Using Parameter Increment
43
Vial Size
45
Vial Shaking
45
Sample Loop Size
45
Pressurizing the Vial
46
Filling the Sample Loop
47
Extraction Mode
50
Sequence Actions
52
Types of Sequence Issues Handled
52
Available Actions
53
Sequence Actions and Data Systems
54
Optimizing Throughput
55
Setting up for a New Method
57
Perform Blank Runs
58
4 The Barcode Reader
59
About the Barcode Reader
60
To Use the Barcode Reader
61
Supported Barcodes
63
Supported Barcode Labels
64
5 Configuration
65
Configuration
66
Configuration Parameters
67
APG Remote Polarity
69
APG Remote Signal Electrical Specifications
69
APG Remote - Suggested Drive Circuits
70
APG Remote Connector
70
APG Remote Signal Descriptions
70
Configuring Carrier Gas Control
72
GC Control
72
HS Control
75
GC + HS Control
75
Instrument Schedule (Resource Conservation)
76
Resource Conservation When Using an Agilent Data System
76
To Program an Instrument Schedule
76
6 Options
80
Calibration
80
To Calibrate the Atmospheric Pressure Sensor
80
To Calibrate the Tray
80
To Calibrate the Gas Sensors
81
Communication
82
To Set the LAN Address at the Keyboard
83
To Use a DHCP Server
83
Keyboard and Display
84
7 Early Maintenance Feedback
86
What Is Early Maintenance Feedback
86
To Set up EMF for Use
87
To Set a Limit for a Counter
88
To Reset a Counter
89
To Disable EMF
90
Other manuals for Agilent Technologies 7697A
Operation Manual
88 pages
Troubleshooting
92 pages
Maintenance
72 pages
Installation And Startup Guide
74 pages
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Agilent Technologies 7697A Specifications
General
Brand
Agilent Technologies
Model
7697A
Category
Medical Equipment
Language
English
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