OX-04 Operator’s Manual
Chapter 5: User Mode and Calibration
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57
GAS.TIME
The
GAS.TIME
is the amount of time that the instrument is exposed to gas during a bump test.
The available choices are
30
seconds (factory setting),
45
seconds,
60
seconds, and
90
seconds.
1. After entering the
SETTING
menu, press AIR to scroll to
GAS.TIME
.
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
GAS TIME
item in the
SETTING
menu.
5. See “Exiting the SETTING Menu” on page 58 to return to
BUMP.SET
menu.
CHECK
CHECK
is the bump test tolerance value and is represented as a percentage of the calibration gas
concentration. It is the percentage that the bump test reading can differ from the auto calibration
value and still be considered a passed bump test. If the bump test reading differs more, the bump
test fails. The available values are
10%
,
20%
,
30%
,
40%
, and
50%
(factory setting).
1. After entering the
SETTING
menu, press AIR to scroll to
CHECK
.
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
CHECK
item in the
SETTING
menu.
5. See “Exiting the SETTING Menu” on page 58 to return to
BUMP.SET
menu.
GAS .TIME
CHECK
