QED BIOGAS 5000, Operating Manual

Page: 52 / 108

5K-MNL-BIOGAS5000
BIOGAS 5000 gas analyzer
Page
52
9.7.2 Check zeros – zero using N
2
START
Switch on the
instrument and
complete the
instrument warm up.
Main Gas Read
Screen select the
‘Menu’ key
Select key 2
‘Gas Check’
Select key 1
‘Check Zeros’
Select
soft-key
‘Select Gas’
Wait for the readings to
stabilise. Wait for the
analyser to zero for
approx. 1 min.
Message will display
‘Please wait for timer
to reach zero’
When complete a
message will
display ‘Check
complete please
confirm results’
READ STATUS
FIELD
Select soft-key
‘Confirm’
READ STATUS
FIELD
Zero complete?
Zero complete?
Result saved
END
Select
soft-key
‘Check’
NO
Select
soft-key
‘Exit’
Zero Complete
YES
Select
soft-key
‘Exit’
YES
NO
Select ‘Zero using N2’
Select soft-key
‘Retry’
(retry zero again)
Select soft-key
‘Zero’
(set to zero)
OR
Contact Geotech
technical support team
for advice
YES
Operation Settings
screen
Flow N2
Connect the gas
regulator supplied to
the white port on the
analyser