10
FREEZER COMPONENTS
Control panel
1. Digital temperature indicator (TEMPERATURE):
This indicator shows the present chamber
temperature or set temperature.
2. Battery check lamp (BATTERY):
This lamp lights to recommend the battery replacement. For the
replacement, consult our sales representative or agent.
3. Alarm lamp (ALARM):
This lamp is flashed during alarm condition.
4. Numerical value shift key ( ):
Pressing this key in the setting mode causes the numerical value to
shift. ON-OFF of key lock can be selected by pressing this key in the key lock mode. Pressing this key
for more than 5 seconds in the temperature display mode causes the alarm temperature setting mode or
alarm resume time setting mode. See page 15 “Alarm temperature setting” or page 17 “Setting of alarm
resume time”.
5. Digit shift key (
):
Pressing this key in the setting mode causes the changeable digit to shift.
Key lock mode is led by pressing this key for more than 5 seconds in the temperature display mode.
6. Set key (SET):
Temperature setting mode is led by pressing this key and the changeable digit is
flashed. By pressing this key again, the setting is memorized. The set mode returns to the temperature
display mode automatically when 90 seconds has passed without any key operation. Refer to page 14
“Chamber temperature setting” for the details.
7. Alarm test key (ALARM TEST):
To check the alarm system during freezer operation. Pressing this
key with the battery switch ON gets the alarm lamp to flash, the remote alarm to operate, and the buzzer
to sound.
8. Alarm buzzer stop key (BUZZER):
To silence the audible alarm, press this key. The alarm during
the alarm test cannot be silenced by pressing this key. See page 17 “Setting of alarm resume time” for
the details.
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