DL-300 Data Logger User Manual Version 1.1.0 Aug. 2015
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Temperature Scale:
- °C (default)
- °F
CO2 ABC:
(for DL-302/DL-303 only)
- Disabled: disables the CO
2
ABC function (default)
- Enabled: enables the CO
2
ABC function
CO/CO2 Alarm Mode
:
- Disabled: disables the alarm function (default)
- Momentary:
y
When the CO/CO
2
level goes higher than the value set in
CO/CO2 Alarm
Limit
, the Alarm LED lights red, the buzzer beeps as the setting in
Beep
on Alarm(s)
, and the relay outputs ON signal which can be used to turn
on the user’s alarm device.
y
When the CO/CO
2
level turns to lower than the value set in
CO/CO2
Alarm Limit,
the Alarm LED turns off; the relay outputs OFF signal.
- Latched:
y
When the CO/CO
2
level goes higher than the value set in
CO/CO2 Alarm
Limit
, the Alarm LED lights red, the buzzer beeps as the setting in
Beep
on Alarm
, and the relay outputs ON signal which can be used to turn on
the user’s alarm device.
y
When the CO/CO
2
level turns to lower than the value set in
CO/CO2
Alarm Limit,
the Alarm LED keeps red and the relay keeps ON till the
alarm status is cleared manually.
CO/CO2 Alarm Limit
: Sets the high alarm level limit of CO/CO
2
concentration
- CO Alarm Limit
y
Default: 50 ppm
y
Range: 0 ~ 1000 ppm
- CO2 Alarm Limit
y
Default: 1000 ppm
y
Range: 0 ~ 10000 ppm
Beep on Alarm
: the alarm keeps beeping with setting for Beep on Alarm(s) in seconds.
The beep alarm is for High CO/CO
2
alarm only.
- Continuously: continues beeping without stop (default)
- Disabled: disables the beep alarm
- 1~250: sets the time for beep alarm in seconds.