20
DURING/AFTER POWER FAILURE
<Important> It is recommended the battery mounting box (option) is installed to notice the alarm
(blink of alarm indicator, buzzer) in the event of power failure.
Display of chamber temperature during power failure
By depressing the buzzer stop key (BUZZER) during “power failure alarm”, the buzzer stops and
the chamber temperature is displayed on the temperature display for 5 seconds.
The buzzer stops however, the alarm indicator (ALARM) keeps to blink.
The chamber temperature is displayed on the temperature display for 5 seconds by depressing the buzzer stop
key (BUZZER) in spite of power failure.
<Important> The battery for power failure alarm is a consumable part. Replace the battery every
3 years. The alarm would not be activated at power failure if the battery is not
replaced regularly. Contact our sales representative or agent for the replacement of
battery.
Operation check after recovery from the power failure
After recovery from the power failure, the operation will be resumed automatically with the setting
before power failure. There is no need to re-setting, however always check the running status
after recovery.
The setting before power failure is memorized during power failure by nonvolatile memory.
CAUTION
At the recovery from the power failure, check the unit starts the
operation properly. Also check there is no change on the
setting.
