DL-300 Data Logger User Manual Version 1.1.0 Aug. 2015
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All the settings take effect after clicking the
Update Settings
button.
Item
Description
Default
Alarm Mode
-
Disabled
:
Disables alarm function.
- Momentary
:
If a measurement value higher than the High Alarm Limit
or lower than the Low Alarm Limit, the alarm occurs until
the measurement value is within a range from Low Alarm
Limit to High Alarm Limit. (For CO/CO
2
level, until the
measurement value is lower than the High Alarm Limit.)
The Alarm LED turns red, and the relay turns to on for
every alarm event, and a sound alarm beeps as the
setting in
Beep on Alarm Time
for CO/CO
2
high limit
alarm events during the alarm stage.
- Latched
:
If a measurement value higher than the High Alarm Limit
or lower than the Low Alarm Limit, the alarm occurs. The
Alarm LED turns red, the relay turns to on for every alarm
event, and a sound alarm beeps as the setting in
Beep
on Alarm Time
for CO/CO
2
high limit alarm events.
Even though the alarm event is not presented, the alarm
status is latched; the Alarm LED keeps red, and the relay
keeps on and the sound alarm keeps beeping if it is set to
beeping continuously.
Disabled