Teledyne GC-Pro/TCD - Gas Chromatograph - Manual (Page 88)

Operation GC-Pro TCD
Teledyne Analytical Instruments 74
Touching the “OK” button allows the user to input the values again.
If the input values follow the order R3>R2>R1; a final confirmation
window pops up on the screen. Select OK to save or CANCEL ignore
the entered inputs.
4.5.12.3 C HANGE S TREAM
The Change Stream function is used to manually select between
sample and calibration (span and zero) gases.
Note: If the analyzer is equipped with the Auto Calibration
feature, input from this screen will override the Auto
Calibration status.
To manually change the gas stream sent to the analyzer, press
Change Stream from the SETTINGS screen. The following screen will
appear:
Touch the UP arrow to toggle the display between
ANALYZE/SPAN /ZERO. Pressing UPDATE will select the displayed
stream and open the corresponding valve. Use CANCEL to abort the
selection.
The user can return to the analyze mode by pressing the HOME icon
or go back to the SETTINGS screen by touching the BACK button.