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990
Agilent Technologies 990 User Manual
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www
.agilent.com
©
Agilent T
echnologies, Inc.
2022
Third editio
n, August 2022
*G3588-90010*
G3588-90010
169
Table of Contents
Table of Contents
3
Introduction
9
Safety Information
10
Important Safety Warnings
10
Hydrogen Safety
10
Safety Symbols
11
Safety and Regulatory Information
12
General Safety Precautions
12
Shipping Instructions Cleaning
14
Instrument Disposal
14
Instrument Overview
15
Principle of Operation
16
Front View
17
Front Inside View
18
Rear View
19
Rear Inside View
21
Communication Ports
23
Connecting a Channel Extension Cabinet
24
Carrier Gas Connection
26
Power
27
Power Source
27
Power Requirements
27
Disposal
28
Specifications
28
Ambient Pressure
29
Ambient Temperature
29
Maximum Operation Altitude
29
Storage Requirements
29
Micro GC Cycle with Constant Pressure
30
Micro GC Cycle with Ramped Pressure
31
Installation and Use
33
Pre-Installation Requirements
34
Inspect the Shipping Packages
34
Unpack the Micro GC
34
Review the Packing List
35
Agilent 990 Micro GC Installation
36
Step 1: Connect Carrier Gas
36
Step 2: Connect to Calibration Gas or Checkout Sample
36
Step 3: Install Power Supply
36
Step 4: Connect to Computer or Local Network
37
Step 5: Install the Chromatography Data System
37
Step 6: Assign an IP Address
37
System
39
Create the Test Method
39
Perform a Series of Runs
40
Shut down Procedure
41
Long Storage Recovery Procedure
41
Sample Gas Handling
43
Installing Sample Inlets
44
Installing and Configuring a Sample Inlet Manifold
44
Sample Inlet Configurations
46
Using the External Filter Unit
47
Heated Zones
48
Connecting a Sample to the 990 Micro GC
49
Front Inlet
49
Connecting Sample Inlet Accessories
49
990 Micro GC Optional Pressure Regulators
50
G3588-68863
50
G3588-68864
53
Manual Injection
56
Manual Injection Guidelines
56
Injection Procedure
56
Manual Injection Flow Diagram
58
Manual Injection Kits
58
Micro GC Channels
61
Carrier Gas
62
Dynamic Electronic Gas Control (DEGC)
63
Inert Sample Path
63
Injector
63
Column
64
Molsieve 5Å Columns
65
CP-Sil 5 CB Columns
66
CP-Sil 13 CB and CP-Sil 19 CB Columns
67
Poraplot 10 M Column
68
Hayesep a 40 CM Heated Column
69
CO X and al
70
Volamine Column
71
MES (NGA) and CP-WAX 52 CB Columns
72
Column Conditioning
73
Replacing Channel Column, Injector Die, and TCD
74
Backflush Option
75
Tuning the Backflush Time (Except on a Hayesep a Channel)
77
Tuning the Backflush Time on a Hayesep a Channel
78
Backflush to Detector
79
CP-Sil 5 CB Backflush to Detector
79
Al2O3 Backflush to Detector
79
Tuning the Backflush Time
80
To Disable Backflush
81
Set Invert Signal Time
82
Checkout Information
83
C6+ Calorific Value Calculation
84
TCD Detector
84
Channel Exchange and Installation
85
Replacement Procedure for Micro GC Channel
86
Tools Required
86
Channel Removal Procedure
86
Channel Installation Procedure
91
Replacement Procedures
93
Removing the Covers
94
Removing the Front Cover
94
Removing the Rear Covers
95
Sample Line Replacement
97
Tools Required
97
Replacement Procedure for Micro GC Sample Line
97
RTS Filter Replacement
100
Tools Required
100
Replacement Procedure for Micro GC RTS Filter
100
Septum Replacement for Manual Injection
103
Septum Injection Port
103
Genie Filter Membrane Replacement
104
Tools Required
104
Replacement Procedure for Genie Filter Membrane
104
Connecting the External LCD
106
LCD Touch Screen
106
Communications
111
Access the Connection Ports
112
990 Chromatography Data Systems
115
Ethernet Networks
116
IP Addresses
116
Example Network Configurations
117
Subnet 1
119
Subnet 2
119
USB Wi-Fi
120
Frequently Asked Questions (FAQ)
121
Glossary of Network Terms
121
External I/O
123
Errors
127
Error Handling
128
Error List
129
Micro GC Biogas Analyzers
135
Biogas Analyzer
135
Biogas Analyzer Extended
135
Checkout Information
136
CP-Molsieve Channel
137
CP-Poraplot U Channel
138
CP Sil 5 CB Channel
139
Certificate of the Universal Gas Calibration Standard
140
The Biogas Analyzer Method
141
Micro GC Natural Gas Analyzer
143
Agilent 990 Micro GC - Natural Gas Analyzers
144
Introduction
144
Types of Agilent 990 Micro GC - Natural Gas Analyzers
144
Agilent 990 Micro GC - Natural Gas Analyzer a and the Extended Version
144
Agilent 990 Micro GC - Natural Gas Analyzer B and the Extended Version
145
Checkout Information
146
Introduction
146
Natural Gas Analyzer a and the a Extended Version
147
Natural Gas Analyzer B and B Extended Version
154
Certificate of the NGA Gas Calibration Standard
160
Certificate of the Universal Gas Calibration Standard
161
Typical Method Settings for Natural Gas Analyzers
162
Carrier Gas Type Configuration
164
Procedure to Change the Carrier Gas Type
165
Method for CP-Molsieve 5A Channel with Carrier Gas Argon
168
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Agilent Technologies 990 Specifications
General
Brand
Agilent Technologies
Model
990
Category
Laboratory Equipment
Language
English
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