16
SETTING OF ALARM RESUME TIME
The alarm buzzer is silenced by pressing alarm buzzer stop key (BUZZER) on the control panel during
alarm condition. The alarm buzzer will be activated again after certain suspension if the alarm condition
is continued. The suspension time can be set by following the procedure shown in the Table 5 below.
The example in the table is based on the assumption that the desired duration is 20 minutes.
Note:
The duration is set in 30 minutes at the factory.
Table 5. Setting procedure for alarm resume time (change from 30 minutes to 20 minutes)
Description of operation
Key operated
Indication after operation
1
----
The current chamber temperature is
displayed.
2
Press numerical value shift key for
about 5 seconds.
F00 is displayed and the first digit is
flashed.
3
Set the figure to F25 with the digit
shift key and numerical value shift
key.
When pressed, the changeable digit
is shifted.
When pressed, the figure of settable
digit changes.
4 Press set key.
SET
The current setting is displayed and
the second digit is flashed.
5
Scroll the figure to 020 with the
numerical value shift key.
When pressed, the figure of settable
digit changes.
6 Press set key.
SET
Alarm resume time is memorized and
the current chamber temperature is
displayed.
The set mode returns to the temperature display mode automatically when 90 seconds has passed
without any key operation. In this case, any setting before pressing set key (SET) is not memorized.
The settable alarm resume time are 10, 20, 30, 40, 50, or 60 minutes. The buzzer would not resume if
the resume time is set in 000.
