34
Alarm
Supply power to the storage box and turn the protector to “ON” position to enter into the startup
status. The display panel shall display the ambient temperature, set temperature and current voltage.
Working status of the display panel:
“Locked” indicator lamp is ON: It means that all settings are locked to avoid maloperation.
“Network” indicator lamp is ON: It means that the network system is in service.
“Running” indicator lamp is ON: It means that the low-temperature compressor is in service.
“Backup system” indicator lamp is ON: It means that the backup refrigeration system is in service.
Alarm:
Alarm
Status
Code
Instruction
Buzzer
Remarks
High
temperature
alarm
The current temperature ≥ the
high temperature alarm value for
1 minute on end.
E00
The alarm lamp
fl ashes ON and
OFF.
The buzzer
gives an
alarm.
For the fi rst time to
power on device, the
judge is not made
before compressor's
fi rst time halt, the
judge will be made
after compressor's
fi rst time halt.
Low
temperature
alarm
The current temperature ≤ the
low temperature alarm value for
1 minute on end.
E01
The alarm lamp
fl ashes ON and
OFF.
The buzzer
gives an
alarm.
Ambient
temperature
alarm
Ambient temperature ≥35
℃
(35
℃
as default)
E02
The alarm lamp
fl ashes ON and
OFF.
-
-
Sensor
failure
Failure of the main sensor
E10
The alarm lamp
fl ashes ON and
OFF.
The buzzer
gives an
alarm.
-
Failure of the heat exchanger
sensor
E11
-
Failure of the sensor for ambient
temperature
E12
-
Failure of the condensing sensor
E13
-
Low
battery
The battery switch is off
E20
The alarm lamp
fl ashes ON and
OFF.
The buzzer
gives an
alarm.
-
Reverse battery insertion(for
platinic acid battery)
E21
-
battery power is not enough
E22
-
-
Power
failure alarm
Power failure of the freezer
E30
The alarm lamp
fl ashes on and off ,
the display panel
does not work or
works alternatively.
The buzzer
gives an
alarm.
-
Door
open alarm
More than 5 minutes of door
opening ( 5 minutes as default)
E40
The alarm lamp
fl ashes ON and
OFF.
The buzzer
gives an
alarm.
-
Hot
condenser
The condenser fi lter screen is
clogged
E50
The alarm lamp
fl ashes ON and
OFF.
The buzzer
gives an
alarm.
-
DW-86L579BP/729BP/829BP/959BP
15
Application method
1.Unlocking the freezer
Be sure to unlock fi rstly for adjustment of set value.
•Press the "
" or "
" and adjust to the number “06”.
•Press the“Set” key for 5 seconds when the “locked” lamp is OFF to get various settings under
unlocking status.
•Press the “Set" key to set the temperature inside the box, high-temperature alarm and low-
temperature alarm in a circular fashion while the corresponding indicator lamps are ON.
2.Setting the inner temperature
•In unlocked mode, press “Set” key to select "Set Temp.", the temperature display fl ashes and
displays the setting value.
•Then, press "
"or "
" key, adjust the temperature setting value .
Temperature setting range:-10 to -86
℃
. Recommended temperature setting range:-40 to -86
℃
.
•After adjustment, do not touch the unit for 10 seconds. The unit automatically enters the locked
mode and the temperature display stops fl ashing which means the value set have been input into
computer. Otherwise, the setting is invalid.
For example: Set the inner temperature to -80
℃
.
•After setting the inner temperature, the high temperature alarm and low temperature alarm will
automatically adjust to proper values accordingly.
If user has special requirements, follow the following steps to adjust the values manually.
3.Setting the high temperature alarm
•In unlocked mode, press “Set” key to select “High Temp. Alarm", the temperature display fl ashes
and displays the setting value.
•Then, press "
" or "
" key, adjust the high temperature alarm setting value.
Temperature setting range: at least +5
℃
above the inner temperature.
•After adjusting, do not touch the unit for 10 seconds. The unit automatically enters the locked
mode and the temperature display stops fl ashing which means the value set have been input into
the computer. Otherwise the setting is invalid.
For example: If inner temperature is set to -80
℃
, setting the high temperature alarm to -75
℃
is
recommended.
DW-86L579BP/729BP/829BP/959BP
Set
Содержание DW-86L579BP
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