Alarm Functions; Safety Functions - Phcbi MDF-DU300H Instructions D'utilisation

ALARM FUNCTIONS

This unit has the alarm functions listed below.
When an alarm goes off, check the cause on the basis of the type of alarm generated, and take the
necessary actions to deal with it without delay.
Contact our sales representative or agent if the alarm is not resolved by eliminating the following
causes.
Before calling for service, take some precautions to prevent the stored items (for example by
transferring the items to another freezer).
Alarms
The chamber temperature is
High- temperature
higher than the setting of the
alarm
high-temperature alarm.
The chamber temperature is
Low- temperature
lower than the setting of the
alarm
low-temperature alarm.
A power failure has
occurred.
Power-failure
The power switch is OFF.
alarm
The power supply cord is
disconnected.
Excessive dust has
Filter alarm
accumulated on the filter.

SAFETY FUNCTIONS

This unit has the safety functions listed below.
Safety
During setting mode, there is no
Auto-return
key operation for 90 seconds.
Key lock The key lock is ON (L1).
The battery switch is OFF when
Battery switch
pressing the alarm test key
check
(ALARM TEST).
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Cause
The alarm indicator
blinks.
The chamber temp.
blinks.
The alarm indicator
blinks.
The chamber temp.
blinks.
The alarm indicator
blinks.
The filter check
indicator lights up.
Cause Indication, Buzzer
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The alarm indicator
blinks.
E09 blinks.
The buzzer sounds.
Indication Buzzer
Intermittent tone
with a 15-minute
delay.
Intermittent tone
with a 15-minute
delay.
Intermittent tone.
Intermittent tone
Exit from setting mode and
return to temperature display
mode.
Change of chamber temperature
setting is disabled.
The battery switch must be ON to
activate the alarm.
Remote alarm
Alarm mode with
a 15-minute delay.
Alarm mode with
a 15-minute delay.
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Safety operation