42 • Chapter 5: User Mode and Calibration
GasWatch 3 for CO and O
2
Option G from Flow Chart
Option H from Flow Chart
• Bump test failed
• A-CAL set to ON (factory setting)
• Calibration passed
• One cylinder assigned
• Auto Start After Successful Cal set to
ON (factory setting)
• Bump test failed
• A-CAL set to ON (factory setting)
• Calibration passed
• One cylinder assigned
• Auto Start After Successful Cal set to
OFF (factory setting is ON)
1. A calibration immediately and
automatically starts. Continue to apply
the calibration gas.
2. The calibration time is the difference
between the
GAS TIME
and the
CAL
TIME
values defined in the
BUMP
SET\SETTINGS
item in User Mode.
3. The instrument shows which channels
passed or failed the bump test/
calibration. Use AIR to scroll between
the results and the readings.
4. Close the regulator.
5. Unscrew the regulator.
6. Remove the calibration cup.
7. Press and release POWER/MODE to
enter Measuring Mode.
1. A calibration immediately and
automatically starts. Continue to apply
the calibration gas.
2. The calibration time is the difference
between the
GAS TIME
and the
CAL
TIME
values defined in the
BUMP
SET\SETTINGS
item in User Mode.
3. The instrument shows which channels
passed or failed the bump test/
calibration. Use AIR to scroll between
the results and the readings.
4. Close the regulator.
5. Unscrew the regulator.
6. Remove the calibration cup.
7. Press and release POWER/MODE to
return to the
START
item in the
BUMP
menu.
8. Press and release POWER/MODE to
enter Measuring Mode.
APLY 60
18.0
%
CAL 60
18.0
%
AIR
AIR
BMP/CAL
F F
%
P
ppm
BMP /
18.0
%
51
ppm
/ CAL
17.5
%
APLY 60
18.0
%
CAL 60
18.0
%
AIR
AIR
BMP/CAL
F F
%
P
ppm
BMP /
18.0
%
51
ppm
/ CAL
17.5
%