2-2
COPYRIGHTUSER HANDBOOK
2.1 MODES OF OPERATION
Leak Test: This mode is for the technician to investigate odour or
leak complaints and to pinpoint the leak.
See Chapter 4 for ‘Leak Test’ mode operation.
Conned Space: Used for conned space pre-entry testing and for
personal monitoring in areas such as basements etc.
See Chapter 5 for ‘Conned Space’ mode operation.
Barhole: Used to locate underground leaks. This can be timed or
non-timed. Your company may have selected only one of
these options.
See Chapter 6 for ‘Barhole’ mode operation.
CO: The CO (Carbon Monoxide) mode allows the user to make
either CO Direct, Differential CO, or Air Free CO readings (if
an O2 cell is tted). Note: Your company may have chosen
only certain of these options.
See Chapter 7 for ‘CO’ mode operation.
Purge: This mode is used in gas and air purging applications.
See Chapter 8 for ‘Purge’ mode operation.
Sniffer: This mode is used to nd small tting leaks. Very fast
detection rates are achieved using the semiconductor
sensor in the probe.
See Chapter 9 for ‘Sniffer’ mode operation.
Pressure: In this mode, the instrument can be used as a manometer
to measure appliance and regulator pressure and to check
the system for leaks.
See Chapter 10 for ‘Pressure’ mode operation.
Bump Test: This mode allows the user to set up gases, apply gases, log
the readings automatically and view the logged information.
By default, this mode is disabled.
See Chapter 11 for ‘Bump Test’ mode operation.
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