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17
ALARM TEMPERATURE SETTING
This unit is provided with both high and low temperature alarms. The temperature at which the alarm is
activated may be changed.
The available set range for high temperature alarm is b2
o
C and +14
o
C and -2
o
C and -14
o
C for
low temperature alarm against the chamber temperature.
Note:
The temperature alarm is set at
r
5
o
C of the set temperature at the factory.
Display Mode
Function
F01
High temperature alarm set
See Table 2 on page 17
F02
Low temperature alarm set
See Table 3 on page 17
As an example, Table 2 shows the procedure to set the high temperature alarm so that the alarm can
activate when the chamber temperature is 3
o
C higher than the set temperature.
Table 3 shows the procedure to set the low temperature alarm so that the alarm can activate when the
chamber temperature is 3
o
C lower than the set temperature.
Table 2 Procedure for setting high temperature alarm
Description of operation
Key operated
Indication after operation
1
----
The current chamber temperature is
displayed.
2
Press numerical value shift key for
5 seconds.
The first digit is flashed.
3
Press numerical value shift key and
scroll the figure to 6.
When pressed, the figure of settable
digit increases.
4 Press set key.
SET
The first digit is flashed.
Pressing the key shifts the digit which
can be set.
5
Set the temperature to 03 with the
digit shift key and numerical value
shift key.
When pressed, the figure of settable
digit increases.
6 Press set key.
SET
Alarm temperature is memorized and
the current chamber temperature is
displayed.
Table 3 Procedure for setting low temperature alarm
Description of operation
Key operated
Indication after operation
1
----
The current chamber temperature is
displayed.
2
Press numerical value shift key for
5 seconds.
The first digit is flashed.
3
Press numerical value shift key and
scroll the figure to 7.
When pressed, the figure of settable
digit increases.
4 Press set key.
SET
The first digit is flashed.
Pressing the key shifts the digit which
can be set.
5
Set the temperature to -03 with the
digit shift key and numerical value
shift key.
When pressed, the figure of settable
digit increases.
6 Press set key.
SET
Alarm temperature is memorized and
the current chamber temperature is
displayed.