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Operating Procedure
■
Alarm Buzzer Silence Settings
If the alarm buzzer is muted, the alarm buzzer will not sound when the gas concentration reaches
the alarm level.
(1) Press the MENU switch for approximately three seconds to
display the alarm buzzer silence screen. Refer to page 11.
(2) Press the MENU switch to make the alarm buzzer silence
settings.
The 2 bu indication will then change from flashing to steady
illumination, and ON will change from steady illumination to
flashing.
(3) Press the BZ.STOP switch (
▼
) and change ON to OFF.
［ ］
will change to
［ ］
.
(4) Press the MENU switch to enter the settings. The OFF
indication will then change from flashing to steady
illumination, and 2 bu will change from steady illumination
to flashing.
(5) Press the POWER switch to return to the gas concentration
screen.
Take similar steps to change the display OFF to ON in
order to cancel the alarm buzzer silencing.
3. Operating Procedure (continued from previous page)
Note
The alarm buzzer silence can be
canceled by turning the Gas Detector
OFF, then ON again.
Flashes
Flashes
Press
SYMBOL.
Flashes
Flashes
Flashes
Press
SYMBOL.
Press
SYMBOL.
Press
SYMBOL.
