Manual Mode Spanning - Teledyne 3010TA Operating Instructions Manual

Oxygen Analyzer
sponds, within tolerance, to the value of the span gas concentration. Then the
instrument automatically returns to the analyze mode.
Press Span to start the Span function. The screen that appears allows
you to select whether the span calibration is to be performed automatically or
manually.
Use the
Stop when
the next screen.
Press Enter to move to the next screen.
This menue allows the operator to set the time the analyzer should be
held in the auto span mode. It does not affect anything in Manual Mode.
Just press Enter to continue.
Press (
Use the arrow keys to enter the oxygen concentration of the span gas
you are using (209000.00 if you are using air). The < > arrows choose the
digit, and the
Press Enter to enter the span value into the system and begin the span
calibration.
Once the span has begun, the microprocessor samples the output at a
predetermined rate. It calculates the difference between successive samplings
and displays this difference as Slope on the screen. It takes several seconds
for the first Slope value to display. Slope indicates rate of change of the Span
reading. It is a sensitive indicator of stability.
When the
press Enter . (Generally, when the
4.4.2.2

Manual Mode Spanning

keys to toggle between
appears, blinking, on the display. Press Enter to move to
) to permit modification (
arrows choose the value of the digit.
value displayed on the screen is sufficiently stable,
Part I: Control Unit
and span settling.
) of span value.
reading changes by 1 % or less of
Part I: 4-15