GasWatch 3 for CO and O
2
Appendix B: Gas Select Mode • 91
Appendix B: Gas Select Mode
Overview
This appendix describes the GasWatch 3 in Gas Select Mode. The GasWatch 3 is factory-set
to suit most applications. Update settings in Gas Select Mode only if required for your specific
application. A description of the Gas Select Mode items is shown in Table 12 below.
Entering Gas Select Mode
WARNING:
The GasWatch 3 is not in operation as a gas detector while in Gas Select
Mode.
1. Take the GasWatch 3 to a non-hazardous location and turn it off if it is on.
2. Press and hold AIR, then press and hold POWER/MODE. You will hear a beep after one
second. Continue to hold the buttons down.
3. You will hear a second beep. Continue to hold the buttons down.
4. When you hear a third beep, release the buttons.
5. A password screen appears and the first digit flashes. The password is
2014
.
Table 12: Gas Select Mode Menu Items
Menu Item (Page # of
Description)
Description
SAVE-AP (pg.92)
Set the current alarm points as the default alarm points.
MAX SPAN (pg.93)
ON
: Maximum span screen appears after a successful calibration.
OFF
(factory setting): No maximum span screen appears.
STEALTH (pg.94)
STEALTH ON
: No backlight, LED, or buzzer operation.
STEALTH OFF
(factory setting): Backlight, LED, and buzzer operate normally.
This setting has no effect unless
STEALTH
is set to
ON
.
VIB ON
: Vibrator activates for alarm conditions.
VIB OFF
(factory setting): Vibrator does not activate in any situation.
START (pg.94)
Enter Measuring Mode
PASS-W
0 0 0 0
