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Les langues disponibles
Snowflake GII
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FRONT PANEL FUNCTIONS
The control panel can be locked and unlocked.
To lock the controls:
•
Ensure that no procedure is in progress
•
Do not operate for 30 seconds
•
The display will show "LOC" for 1 second and the keyboard will lock automatically
To unlock the controls:
•
Touch a key for one second: the display will show the message "UNL" for one second
TEMPERATURE SETTING
1.
Ensure that the control panel is not locked and that no procedure is on progress.
2.
Touch the SET key, the * LED will flash.
3.
Change the temperature setting by the use of the UP and DOWN arrows.
4.
Touch the SET key or do not operate for 15 secs. The * LED will stop showing and the
controller will exit this procedure.
5.
To exit the temperature setting procedure before it is complete.
a. Touch the ON/OFF key (any changes will not be saved). The working set point can also be
set via the SP parameter.
TEMPERATURE DISPLAY (as detected by probes)
1.
Ensure that the control panel is not locked and that no procedure is in progress.
2.
Press the DOWN arrow for 4 seconds: the display will show the first probe available.
3.
Select the correct probe using the UP and DOWN arrows.
4.
Press the SET key.
This table shows the codes for each of the probes.
Label
Displayed temperature
Pb1
Cabinet temperature
Pb2
Evaporator temperature
To exit the procedure, press the SET key for 60 seconds or do not operate for 60 seconds. Then press
the ON/OFF key.
Note: if the evaporator probe is not present, the Pb2 code will not be displayed.
TEMPERATURE ALARMS
This is a list of alarms shown by this cabinet.
CODE
ALARM TYPE
AL
Low temperature alarm
AH
High temperature alarm
Id
Open door alarm
Alarm recording can only be done while the cabinet is turned on.
CRITICAL VALUE
Low cabin temperature during this alarm
High cabin temperature during this alarm
Maximum cabin temperature during this alarm
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