Teledyne 7600 - Infrared gas analyzer - operating manual - Manual (Page 50)

Operation Model 7600
Teledyne Analytical Instruments 50
zero calibration screen that all there are cursors on all
components where “at once” is set.
Note: When the cylinder air or atmospheric air is used for the
zero gas, select “at once.”
3.5.2.3 S ETTING OF CALIBRATION RANGE
Use the “About Calibration Range” submenu to configure the
instrument for calibration on one or two ranges for a channel.
To set calibration one or both ranges:
1. From the measurement mode, press the MODE key to
display the user mode.
2. Point the cursor to “Calibration Parameters” by pressing
the UP or DOWN key and press the ENT key.
3. In the “Calibration Parameters” screen that appears, point
the cursor to “About Calibration Range” by pressing the
UP or DOWN key. Press the ENT key.
4. In the next screen that appears, point the cursor to the
channel you want to set by pressing the UP or DOWN
key then press the ENT key.
5. On the “calibration range selection” screen that appears,
select “both” or “current” by pressing the UP or DOWN
key.
If “both” is selected, zero or span calibration is performed
with Range 1 and Range 2 of the selected channel.
If “current” is selected, zero or span calibration is