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SETTING OF ALARM RESUME TIME
The alarm buzzer is silenced by pressing BUZZER key on the control panel during alarm condition.
The 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 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 Changing procedure for alarm resume time (Ex: change from 30 minutes to 20 minutes)
Description of operation Key operated Indication after operation
1 ----
The current chamber temperature is
displayed.
2 Press CAL key for 5 seconds.
The left digit is flashed.
The settable digit is shifted.
3
Set the figure to F25 with the digit
shift key and numerical value shift
key.
When pressed, the figure of settable
digit changes.
4 Press ENT key. ENT
The current setting 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 changes.
6 Press ENT key. ENT
The setting is memorized and
the current chamber temperature is
displayed.
• The settable alarm resume time are 0, 10, 20, 30, 40, 50, or 60 minutes (The setting is 000, 010, 020,
030, 040, or 060 respectively). The buzzer would not reset if the reset time is set in 000.
• 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 ENT key is not memorized.
CAL
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