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Control Panel
6.2 Display Functions
Function
Meaning
Normal
Default display while
operation
freezer is running
Cold excursion
Show coldest cabinet
temperature since last
startup or reset
Warm excursion
Show warmest cabinet
temperature since last
startup or reset
Mute
Silence audible alarm
Reset
Return to default display
after
excursion or alarm
condition
SureTemp
Tests alarm system by
Alarm test
warming/cooling probe
surface; key switch must be
in alarm mode
Lower sensor
Display lower cabinet
temperature
8 Laboratory and Plasma Freezers
Sequence
—
Press
Press
Press
the Scan
(
button between
and )
Press
and
simultaneously,
hold for five
seconds
Press
and
simultaneously
Press
and
simultaneously
and hold
Table 2. Control Panel Display Functions
Display
Temperature display and control panel
thermometer icon show cabinet
temperature.
Display shows coldest logged temperature
while button is pressed.
Display shows warmest logged
temperature while button is pressed.
Display and thermometer show cabinet
temperature, alarm icon continues to
flash.
Excursion values are reset; temperature
display shows cabinet temperature.
Display and thermometer icon show
simulated cabinet temperature, alarms
flash and sound as appropriate. Alarms
clear when test is completed.
Display shows lower cabinet temperature
while buttons are held, returns to upper
cabinet temperature when buttons are
released. ERR is displayed if no lower
sensor probe is detected.
Thermo Fisher Scientific
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