Sanyo MDF-394 - Alarm Temperature Setting

15
ALARM TEMPERATURE SETTING
This unit is provided with the high and low temperature alarm and the temperature at which the alarm is
activated is changeable.
The following procedure shows the setting of alarm temperature according to the condition below:
High temperature alarm: activates at the temperature 5
o
C higher than the chamber set temperature
Low temperature alarm: activates at the temperature 5
o
C lower than the chamber set temperature
Note:
The alarm temperature is set at the factory 10
o
C higher and lower than the chamber set temperature.
The available range of alarm temperature is between 5
o
C and 20
o
C higher or lower than the chamber set
temperature.
Table 3. Procedure for setting high temperature alarm (Change from 10
o
C to 5
o
C)
Description of operation Key operated Indication after operation
1 ----
The current chamber temperature is
displayed.
2
Press the numerical value shift key
for about 5 seconds.
The first digit is flashed.
3
Press the numerical value shift key
and scroll the figure to 1.
The first digit is flashed.
4 Press set key. SET
The current setting is displayed.
The first digit is flashed.
5
Scroll the figure to 005 by using the
digit shift key and the numerical
value shift key.
When pressed, the figure of settable
digit changes.
When pressed, the changeable digit
moves.
6 Press set key. SET
Alarm temperature is memorized and
the current chamber temperature is
displayed.
Table 4. Procedure for setting low temperature alarm (Change from -10
o
C to -5
o
C)
Description of operation Key operated Indication after operation
1 ----
The current chamber temperature is
displayed.
2
Press the numerical value shift key
for about 5 seconds.
The first digit is flashed.
3
Press the numerical value shift key
and scroll the figure to 2.
The first digit is flashed.
4 Press set key. SET
The current setting is displayed.
The first digit is flashed.
5
Scroll the figure to -05 by using the
digit shift key and the numerical
value shift key.
When pressed, the figure of settable
digit changes.
When pressed, the changeable digit
moves.
6 Press set key. SET
Alarm temperature is memorized and
the current chamber temperature is
displayed.
• The temperature set mode returns to the temperature display mode automatically when 90 seconds has
passed without any key operation.