34
ALARMS & SAFETY FUNCTIONS
This product has the alarm & safety function of the table 15.
Table 15 Alarm & safety function list
Alarm & safety
Situation
Indication
Buzzer
Safety
operation
High temp. alarm
If the chamber temperature is
higher than the temperature at
which the high temperature
alarm is activated.
Alarm lamp flashed
Temp. indicator is flashed
Message indication:
“High Temp Warning
20XX/XX/XX XX:XX:XX”
After the time
when it is set
with alarm delay
intermittent tone
Remote alarm it
operates after the
time when it is set
with alarm delay
Low temp. alarm
If the chamber temperature is
lower than the temperature at
which the low temperature
alarm is activated.
Alarm lamp flashed
Temp. indicator is flashed
Message indication:
“Low Temp Warning
20XX/XX/XX XX:XX:XX”
Power failure
alarm
When the power to the unit is
disconnected.
Alarm lamp flashed
Message indication:
Power failure Warning
20XX/XX/XX XX:XX:XX”
Intermittent tone Remote alarm
Door alarm
When door is open.
Door check lamp lights
After the time
when it is set
with alarm delay
intermittent tone
-----
Operation
memory
Record of chamber condition
during the power failure.
The memory of the set point
before the power failure.
----- -----
The set value is
memorized by
nonvolatile
memory.
The freezer
resumes the
operation with
setting before
power failure.
Key lock
When the key lock is on.
-----
-----
Setup cannot be
changed.
Auto-return
When there is no key pressing
in each setting mode for 90
seconds.
Chamber temperature is
displayed.
-----
Finishing of each
setting mode.
Battery check
When about 3 years has
passed with power switch ON.
Message indication: “Please
exchange batteries.”
-----
-----
Fan motor check
When a power switch was
turned on and it passed for
about 6 years.
Message indication: “Please
exchange a fan motor.”
-----
-----
Note :
A message and an alarm date indicate it in the indication of the high temperature alarm/low
temperature alarm/blackout alarm. And, message indication is indicated until an buzzer stop key
(BUZZER) is pushed.
• The battery for power failure alarm is an article for consumption. It is recommended that the battery
will be replaced about every 3 years. Contact our sales representative or agent at the time of
replacement of the battery.
• About 3 days operation of a freezer is necessary to full charge the battery.
• Fan motors are expendable supplies. Replace them for about every 6 years. Contact our sales
representative or agent at the time of replacement of the fan motors.