32 • Chapter 4: Display Mode
GasWatch 3 for CO and O
2
2. Press and release AIR. The Full Scale Setting screen appears.
3. Use AIR to scroll through the Warning, Alarm, Alarm H, STEL (CO only), and TWA (CO
only) settings.
4. Press and release POWER/MODE to return to the Alarm Points Screen.
Adjusting the Buzzer Volume (BUZZ.VOL)
The
BUZZ.VOL
screen allows you to adjust the volume of the instrument’s buzzer. This
screen only appears if
DISP.SET
in User Mode is set to
ON
(factory setting).
HI
(factory setting): Buzzer volume is high.
LO
: Buzzer volume is low.
1. While in Display Mode, press and release POWER/MODE until
BUZZ.VOL
appears.
The current setting displays on the top line.
2. Press and release AIR. 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
BUZZ.VOL
item
in Display Mode.
AIR AIR
AIR AIR
AIR
AIR
F .S .
40.0
%
1000
ppm
WARNING
19.5
%
25
ppm
ALARM
18.0
%
50
ppm
ALARM H
23.5
%
1200
ppm
STEL
200
ppm
TWA
25
ppm
BUZZ .VOL
HI
CHG / AIR
HI
NO / MODE
HI