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GMI GT series User Manual
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1-1
1
INTRODUCTION
The GMI
GT series
instruments are designed to be multifunction,
multi-application gas detectors to suit all the needs of a Gas Industry
Service T
echnician.
Fig. 1.1
GT series
Instrument
In the following procedure,
the five instrument buttons
shown in Fig 1.2 are referred
to as detailed on following
page:
Up
LH
RH
Centre
Down
Fig. 1.2 Button References
12
14
Table of Contents
Default Chapter
3
Copyright
3
Liability
3
Modification Notices
3
Software
3
Disposal Advice
3
Safety
4
Special Conditions for Safe Use
5
Areas of Use
5
Storage, Handling and Transit
5
Warranty
5
Table of Contents
7
Introduction
13
Instrument Ranges
14
General Features
17
Modes of Operation
18
Operating Procedure
19
Switch the Instrument on
20
Instrument Identification
20
Battery Status
21
Filter Check / Flow Fault Test
21
Time and Date
22
Calibration Due Date
22
Service Due Date
26
Sensors Zeroing
29
Switch the Instrument off or Re-Enter the Mode Menu
30
Leak Test Mode
33
Leak Test Ranges
33
Leak Test Features
33
Leak Test Displays
34
Leak Test Button Operation
37
Description of Leak Test Button Operation
37
Leak Test Ticker (Geiger) Function
41
Leak Test Alarms
42
Leak Test Logging
42
Confined Space Mode
43
Csm Ranges
43
Csm Features
43
Csm Displays
44
Csm Button Operation
45
Description of Csm Button Operation
46
Csm Pump
48
Csm Alarms
48
Csm Logging
48
Csm Confidence Signal
49
Barhole Testing Mode
51
Barhole Ranges
51
Barhole Features
51
Barhole Displays
52
View Barhole Results
57
Barhole Operation
58
Description of Barhole Button Operation
58
Barhole Alarms
60
Co (Carbon Monoxide) Mode
61
Co Ranges
61
Co Features
61
Co Menu
61
Co Displays
62
Co Button Operation
66
Description of Co Button Operation
66
Co Alarms
68
Co Logging
68
Purge Mode
69
Purge Ranges
69
Purge Features
69
Purge Displays
69
Purge Button Operation
70
Description of Purge Button Operation
71
Purge Alarms
72
Sniffer Mode
73
Sniffer Ranges
73
Sniffer Features
73
Sniffer Displays
74
Sniffer Button Operation
75
Description of Sniffer Button Operation
75
Sniffer Ticker (Geiger) Indication
77
Pressure Mode
79
Pressure Ranges
79
Pressure Features
79
Pressure Displays
79
Prepare Instrument (Pressure Mode)
80
Pressure Button Operation
81
Description of Pressure Button Operation
81
Pressure Alarms
82
Bump Test Mode
83
Bump Test Ranges
83
Bump Test Features
83
Bump Test Displays
84
Bump Test Button Operation
87
Bump Test Logging
88
Alarms
89
Gas Alarms
89
Flammable (Lel) Alarms
89
Oxygen (O ) Alarms
89
TOXIC GAS (E.g. CO) ALARMS
89
Alarm Types
94
Fault Alarms
97
Operator Maintenance
103
Cleaning
103
Filter Replacement
103
Dust Filter
104
Hydrophobic Filter
105
Chemical Filter (Accessory)
107
Cotton Filter (Accessory)
112
Battery Replacement
114
Remove and Replace Batteries
115
Charging (Rechargeable) Batteries
119
Calibration
127
Calibration Validity
128
Accessories
129
Additional Information
131
Training
131
World Wide Web
131
Typical Operating Parameters
133
Dimensions (Excluding Probe
134
Weight (Including Probe & Batteries
134
Temperature Limits
134
Humidity
134
Construction / Protection Rating
134
Display
134
Sampling System
134
Power Source
134
Quick Operating Instructions
135
Index
143
Other manuals for GMI GT series
Handbook
80 pages
Users Handbooks
80 pages
4
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GMI GT series Specifications
General
Brand
GMI
Model
GT series
Category
Measuring Instruments
Language
English
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