19
SETTING OF DOOR ALARM DELAY TIME
The door check lamp lights when the outer door is open and the buzzer is activated with 2 minutes delay.
The delay time is changeable.
Follow the procedure in table 7 below to change the setting of delay time. The procedure assumes that
the delay time is changed from 2 minutes to 3 minutes.
Note:
The delay time is set in 2 minutes at the factory.
Table 7. Changing procedure for delay time (change from 2 minutes to 3 minutes)
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
Set the figure to F04 with the
numerical value shift key.
When pressed, the figure of settable
digit changes.
4 Press set key.
SET
The current delay time is displayed.
The first digit is flashed.
5
Set the figure to 003 with the
numerical value shift key.
When pressed, the figure of the first
digit changes.
6 Press set key.
SET
The delay time is memorized and
the current chamber temperature is
displayed.
The setting range for delay time is between 0 and 15 minutes. The alarm buzzer sounds soon when
the delay time set in 0.
The setting mode returns to the temperature display mode automatically when 90 seconds has passed
without any key operation (auto-return function). In this case, the setting is not accepted.
