OMGEM5KN4.7.1
GEM5000 Gas Analyzer
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6.0 General Operational Instructions
6.1
Switching the instrument on
1)
To switch on the analyzer, press and hold the ‘On/Off’ key. The Landtec logo will
display followed by the instrument warm up.
2)
Following the instrument warm up, the ‘Date and Time’ screen is displayed
prompting the technician to set the date and time and required format.
3)
When complete, select the soft-key to ‘Exit’ and the ‘Power On Self-test’ screen is
displayed followed by instrument status. Instrument status displays the instruments
service due date, serial number, options, service scheme and software version. Text
will also display stating ‘Self-test complete’.
4)
Select the soft-key ‘Next’ to move onto the next screen and the ‘Technician Login’
screen is displayed.
5)
Use the cursor keys to move through the list of ID’s. Select either the required
‘Technician ID’ from the list followed by the soft-key ‘Accept’, or select ‘Default’’
followed by the soft-key ‘Accept’ to continue to the ‘Main Gas Read Screen’.
Note:
The selected technician ID is displayed at the top left corner of the Main
Gas Read Screen.
6.1.1 Power on self-test
When switched on, the read-out will perform a pre-determined self-test sequence. During
this time many of the analyzer’s functions are tested, including:
General operation
Gas flow measurement
Calibration
Battery charge level
During the self-test the following information is also displayed:
Manufacturer’s service due date
The last gas check date
Software version programmed
Date format
Serial number
Operating language
The currently enabled sales option
Note: The self-test should only be done with the analyzer sampling fresh air.
6.2 Switching the instrument off
1)
To switch off the analyzer, press and hold the ‘On/Off’ key, at which point a clean air
purge will be carried out and the instrument will then switch off.
2)
If for any reason the analyzer ‘locks up’ and will not switch off in this manner, press
and hold the ‘On/Off’ key for 15 seconds; this will force the instrument to switch off.
