LANDTEC GEM5000 - 8.8.5 Taking gas and flow measurement

5K-MNL-GEM5000 GEM5000 Gas Analyzer
8.8.5 Taking gas and flow measurement
START
Using LSGAM
Set up Device IDs
& UPLOAD to
analyzer
Instrument
warm up
Select Technician
ID if required or
soft-key ‘Skip’
Select Device ID
and press the
‘Enter’ key
Air Purge
Instrument screen
Select
soft-key
‘Next ID’
Se l ec t
soft-key
‘ E x i t ’
Wait then
select soft-
key
‘Continue’
If configured -
operator may locate
sample point using
GPS
W ai t f o r
Pump
to r un
( i )
Main Gas Read
Screen
Input the temperature
on the Main Gas
Read Screen and
press the ‘Enter’ key
NO Select soft-key
‘Temperature’
Wait for the initial
readings to
stabilize
Select
soft-key ‘Next’
Initial Gas
Readings Fixed
Are you
using a
temperature
probe?
Taking a flow reading
Disconnect all tubing from the
sample points and wait for
readings to stabilize. Select
soft-key ‘Next’ to continue if
readings return to zero,
otherwise to remove an offset
perform a zero
Initial Flow
Readings Fixed
Attach temperature
probe or key in
temperature manually
and press ‘Enter’
Select
Soft-key
‘Next’
Select
Soft-key
‘Next’
Select
soft-key
‘Next’
Wait for initial
readings to stabilise
on the Main Gas Read
Screen
Wait for adjusted
readings to stabilize
on the Main Gas
Read Screen
Disconnect all
tubing from the
sample points and
wait for readings
to stabilize. Select
soft-key ‘Next’ if
readings return to
zero, otherwise to
remove an offset
perform a
zero
KEY:
(i) If GPS configured the first reading
will display a warning message. Select
soft-key ‘Dismiss’ to continue.
(ii) Special action – if
required change the analyser into GA
mode of operation.
(iii) System pressure reading
only available if set up on LSGAM.
NOTE: To restart a reading select soft-
key ‘Special Action’ followed by key
1 ‘Restart Process’.
Taking a system pressure reading
Page 92 Copyright LANDTEC North America, Inc. V1.13
If required select soft-
key ‘Special Action’ to
update site & ID
question (ii)
Disconnect all tubing
and allow analyser to
purge with fresh air.
Select soft-key ‘Next’
Se l ec t
_ soft-key
_______
‘Next’
Select
soft-key
‘Next’
Select
soft-key
‘Dismiss’
GO TO Select ID
Take another
reading? NO
YES
Using LSGAM
Download readings to
computer and Save or
Post On-Line
END
Attach
temperature
probe
Zero Transducers
screen
Select
soft-key
‘Start’
Gas Measurement
screen
Pressure Readings
Fixed
Select
soft-key
‘Store’
Readings stored
successfully
Connect the clear sample tube to
the sample point. The yellow
exhaust hose should be vented a
safe distance from the sample
point or re-circulated back into
the system.
Select
soft-key
‘Next’
Select
soft-key
‘Next’
Select soft-key
‘System Pressure’
System Pressure
Screen (iii)
Connect the clear sample tube to
the sample point. The yellow
exhaust tube should be vented a
safe distance from the user or
re-circulated back into the
system.
Select
soft-key
‘Next’
Taking a gas measurement reading
Main Gas Read
Screen
Insert temperature
probe into the
sample point
Connect the clear tubing to the static pressure
sample point. The blue tubing should be
connected to the differential pressure sample
point. The yellow exhaust tube must be vented to
atmosphere, a safe distance from the user.
DO NOT re-circulate back into the system.
Adjusted Flow
Readings Fixed