
12
•DW-86L490J/490JA
21
Alarms
Alarm triggering conditions
Indicators
Buzzers
High temperature
alarm
When this indicator is on, the
unit temperature reaches the
high temperature alarm limit
Alarm indicator fl ashes
15 min. delay then
buzzer sounds
intermittently (note:
delay of 3 hours
following initial power
up)
Low temperature
alarm
When this indicator is on, the
unit temperature reaches the
low temperature alarm limit
Power failure
alarm
Equipment loses power
Alarm indicator fl ashes.
Display shows temperature
and blinks intermittently.
Buzzer delays 1
minute then sounds
intermittently
Dirty condenser
alarm
Condenser fi lter element
is clogged or the ambient
temperature is too high
Alarm indicator fl ashes
Buzzer sounds
intermittently
High ambient
temperature alarm
Ambient temperature is higher
than 32
℃
and lower than 38
℃
Alarm indicator fl ashes
---------
Ambient temperature exceeds
38
℃
Alarm indicator fl ashes
Buzzer sounds
intermittently
probe failure alarm
Main cabinet temperature
control sensor fails
Alarm indicator fl ashes.
Display alternates back
and forth between E2 and
cabinet temperature.
Buzzer sounds
intermittently
Condenser sensor fails
Alarm indicator fl ashes.
Display alternates back
and forth between E1 and
cabinet temperature.
Buzzer sounds
intermittently
Ambient temperature sensor
fails
Alarm indicator fl ashes.
Display alternates back
and forth between E0 and
cabinet temperature.
Buzzer sounds
intermittently
Heat exchanger sensor fails
Alarm indicator fl ashes.
Display alternates back
and forth between E3 and
cabinet temperature.
Buzzer sounds
intermittently
Low battery alarm
Low battery capacity or
battery switch is not turned on
During the test, the alarm
indicator fl ashes.
---------
Door open alarm
The door remains open for
more than 5 minutes
Alarm indicator fl ashes
Buzzer sounds
intermittently
Alarm
Содержание DW-86L338J
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