04 Series for CO(-H2)
Appendix A: Maintenance Mode • 83
Turning the Auto Zero Function On/Off (A.ZERO)
ON
: The CO-04C asks if you want to perform a fresh air adjustment at the end of the startup
sequence.
OFF
(factory setting): The CO-04C does not ask if you want to perform a fresh air adjustment
at the end of the startup sequence.
1. While in Maintenance Mode, press AIR to scroll to
A.ZERO
.
2. Press and release POWER MODE. The current setting flashes.
3. Use AIR to display the desired setting.
4. Press and release POWER MODE to save the setting and return to the
A.ZERO
item in
Maintenance Mode.
5. See “Entering Measuring Mode (START)” on page 87 to enter Measuring Mode.
Turning the ID Display Function On/Off (ID DISP)
ON
: The User ID and Station ID screens appear in the startup sequence. If
DISP.SET
in User
Mode is also set to
ON
, then the IDs can be changed in Display Mode.
OFF
(factory setting): The User ID and Station ID screens do not appear in the startup
sequence and the IDs cannot be changed in Display Mode.
1. While in Maintenance Mode, press AIR to scroll to
ID DISP
.
2. Press and release POWER MODE. The current setting flashes.
3. Use AIR to display the desired setting.
4. Press and release POWER MODE to save the setting and return to the
ID DISP
item in
Maintenance Mode.
5. See “Entering Measuring Mode (START)” on page 87 to enter Measuring Mode.
Turning the Zero Suppression On/Off (ZERO.SUP)
The
ZERO.SUP
setting is not intended for field adjustment. The default setting is
ON
. The
suppression value is 2 ppm.
Turning the Zero Follower On/Off (ZERO.FLW)
The
ZERO.FLW
setting is not intended for field adjustment. The default setting is
ON
.
A .ZERO
ID DISP
