21
SETTING OF ALARM DELAY TIME
The delay time of the buzzer and remote alarm for high and low temperature alarm can be set between 0
and 15 minutes. The procedure in table 7 shows the sequence to set the delay time to 10 minutes. The
delay time is set to 15 minutes at the factory.
Table 7. Setting procedure for alarm delay time (change from 15 minutes to 10 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 display changes to F00 and the
first digit blinks.
3
Set the figure to F50 by using
digit shift key and numerical value
shift key
When pressed, the settable digit is
shifted.
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 010 with the
numerical value shift key.
When pressed, the figure of
settable digit changes.
6 Press set key.
SET
The delay time is memorized and
the current chamber temperature is
displayed.
• The alarm delay time set mode returns to the temperature display mode automatically when 90 seconds
has passed without any key operation.
Summary of Contents for MDF-MU539D
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