Teledyne 2010A Operating Instructions Manual page 76

Appendix
7 Press the SPAN button, press the arrow > hold it until OK appears on the upper
right corner of the VFD display.
8 You have the option to select AUTO or MANual. AUTO lets the analyzer
adjust itself and may take longer while in MANual mode the operator has only
to press Enter when he thinks the reading is stable enough. Set the Span value
to 100.00%.
9 The analyzer should end the span by itself if AUTO was selected or when you
press the Enter button if MANual was selected.
10 This range is now calibrated.
CALIBRATE RANGE 2
1 Select the RANGE function on the main menu and place the analyzer in Range
2. DO THIS, EVEN IF ANALYZER IS IN RANGE 2.
2 Feed zero gas to analyzer and purge for the time needed to get readings that are
leveled. Feed CO2 to the analyzer
3 Press ZERO. You have the option to select AUTO or MANual. AUTO lets the
analyzer adjust itself and may take longer while in MANual mode the operator
has to adjust the zero reading on the display manually using the Up and Down
button.
4 Press ZERO select manual press the arrow > hold until OK is displayed in the
upper right corner of the VFD display.
5 If you choose manual, you first will do the Coarse zero adjustment using the Up
and Down arrows. Adjust until display reads as close to zero as you can then
press Enter. Now do the Fine zero adjustment using the Up and Down arrows
until the display reads as close to zero as possible then press Enter. Now the
analyzer will do the final step which is the Software zero adjustment. No input
is required and the analyzer will return automatically to the Analyze mode when
done.
.
A-6
Feed H2 to the analyzer
Teledyne Analytical Instruments
Models 2010A