24
ALARM FUNCTIONS
This unit has the alarm functions shown below.
Contact our sales representative or agent after moving the storage items to other refrigerator or freezer if
the alarm status continues because there is a possibility of any failure.
Alarms
Situation
Indication
Alarm buzzer
Remote alarm
terminal
High
temperature
alarm
<Refrigerator>
The refrigerator temperature
reaches the setting of high
temperature alarm.
Alarm indicator blinks.
Displayed temp. blinks. (when
the refrigerator temperature is
displayed.)
Intermittent tone
with 15 minutes
delay
Alarm status with
15 minutes delay
<Freezer>
The freezer temperature
reaches the setting of high
temperature alarm.
Alarm indicator blinks.
Displayed temp. blinks. (when
the freezer temperature is
displayed.)
Low
temperature
alarm
<Refrigerator>
The refrigerator temperature
reaches the setting of low
temperature alarm.
Alarm indicator blinks.
Displayed temp. blinks. (when
the refrigerator temperature is
displayed.)
Intermittent tone
with 15 minutes
delay
Alarm status with
15 minutes delay
<Freezer>
The freezer temperature
reaches the setting of low
temperature alarm.
Alarm indicator blinks.
Displayed temp. blinks. (when
the freezer temperature is
displayed.)
0
o
C alarm
(refrigerator
only)
The refrigerator temperature
reaches 0
o
C.
Alarm indicator blinks.
Displayed temp. blinks. (when
the refrigerator temperature is
displayed.)
Intermittent tone
Alarm status.
Power failure
alarm
Power failure.
The power supply cord is
disconnected.
The power switch is off.
-----
-----
Alarm status.
Door alarm
The refrigerator or freezer
door is open.
Door check indicator lights.
Intermittent tone
with 2 minutes
delay.
-----
The remote alarm terminal is in alarm status in conjunction with the alarm buzzer. However, the
alarm status of the remote alarm terminal is not cancelled by pressing the alarm buzzer stop key
(BUZZER).
SAFETY FUNCTIONS
This unit has the safety functions shown below.
Safety
Situation
Indication and
alarm buzzer
Safety operation
Over-heat
Protection
(refrigerator only)
The refrigerator temperature is
higher than about 28
o
C.
-----
The defrost heater is off to avoid the
temperature rise.
Over-cool
protection
(refrigerator only)
The refrigerator temperature is
lower than about 0
o
C.
-----
Compressor is off to avoid the temperature
descent.
Auto-return
There is no key pressing for
90 seconds in the setting
mode.
-----
The setting mode is returned to the
temperature display mode.
Key lock
The key lock is ON (L1).
-----
Change of temperature setting is disable.