17
SETTING OF ALARM RESUME TIME
The alarm buzzer and remote alarm is stopped by pressing alarm buzzer stop key (BUZZER) on the
control panel during alarm condition. The buzzer and remote alarm terminal 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 twenty minutes.
Note:
The duration is set in thirty minutes at the factory.
Table 5 Setting procedure for alarm resuming 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
5 seconds.
The first digit is flashed.
3
Set the figure to F25 with the
digit shift key and numerical value
shift key.
Pressing the key shifts the digit which can be set.
When pressed, the figure of settable
digit increases.
4 Press set key.
SET
The current resume time is displayed.
The middle digit is flashed.
5
Set the figure to 020 with the
numerical value shift key.
When pressed, the figure of settable
digit increases.
6 Press set key.
SET
Alarm resume time is memorized and
the current chamber temperature is
displayed.
The settable alarm resume time is 10, 20, 30, 40, 50, or 60 minutes (The setting is 010, 020, 030, 040,
050, or 060). The buzzer would not resume if the resume time is set in 000.
The setting of alarm resume time cannot be changed during the defrosting.
The buzzer and remote alarm during power failure or alarm testing cannot be silenced.
The set mode returns to the temperature display mode automatically when ninety seconds has passed
without any key operation. In this case, any setting before pressing set key (SET) is not memorized.