General Operational Instructions; Switching The Instrument On; Power On Self-Test; Switching The Analyzer Off - QED BIOGAS 5000 Operating Manual

BIOGAS 5000 Gas Analyzer
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) When complete the instrument will display 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

 Screen Backlight / Brightness
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
Model specific features

 Note: The self-test should only be done with the analyzer sampling fresh air.
6.2

Switching the analyzer 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 approximately 20 seconds until the light above the power key
turns red; this will force the instrument to switch off.
5K-MNL-BIOGAS5000
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