58 • Chapter 5: User Mode and Calibration
GasWatch 3 for CO and O
2
CAL.RMDR
ON
(factory setting): The GasWatch 3 gives an indication at start up if it is due for calibration.
The type of indication depends on the
CAL.EXPD
setting (see pg.58).
OFF
: The GasWatch 3 does not give an indication at start up if it is due for calibration.
1. After entering the
CAL SET
menu, press AIR to scroll to
CAL.RMDR
.
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
CAL.RMDR
item
in the
CAL SET
menu.
5. See “Exiting the CAL SET Menu” on page 59 to return to User Mode.
CAL.INT
This setting defines the amount of time between calibrations and can be set in 1 day
increments. The minimum setting is
1
day and the maximum setting is
1000
days. The factory
setting is
90
days.
1. After entering the
CAL SET
menu, press AIR to scroll to
CAL.INT
.
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
CAL.INT
item in
the
CAL SET
menu.
5. See “Exiting the CAL SET Menu” on page 59 to return to User Mode.
CAL.EXPD
This item defines what indication is given during start up when calibration is due and
CAL.RMDR
is set to
ON
(factory setting).
CONFIRM
(factory setting): The GasWatch 3 gives an indication at start up if calibration is
past due. Press and release AIR to continue without calibrating or press and release POWER/
MODE to enter User Mode and perform a calibration.
CANT.USE
: The GasWatch 3 gives an indication at start up that calibration is past due. Press
and release POWER/MODE to enter User Mode and perform a calibration. Pressing AIR has
no effect. A successful calibration must be performed in order to use the instrument.
NONE
: The GasWatch 3 gives an indication at startup that calibration is past due. It is not
necessary to acknowledge the indication. If desired, press POWER/MODE to enter User
Mode and perform a calibration. The warm-up sequence continues on its own.
CAL .RMDR
CAL .INT