765042196 Rev. 000 20
In order to create temperature alarm thresholds and alarm delay time suitable for a
refrigerator or a freezer the below alarm setting examples can be suggested:
Setpoint A1 AL AH Ad
Refrigerator +5° C 1 +1° C 8° C 120 minutes
Freezer -18° C 1 -50° C -15° C 120 minutes
How to display the alarm log
• Press Prg/mute and Set and hold for 5 seconds;
• enter the password: 44
• Press Set to access a submenu where UP and DOWN are
used to scroll the various alarms, HS0 to HS9;
• Select an alarm and press Set to display the code, hour, minutes and
duration;
• From any of the sub parameters, pressing Prg/mute wil make the controller
return to the
parent parameter “HSx”;
• Press Prg/mute for 5 seconds to return to the standard display.
Example :
‘HI’ -> ‘h17’ -> ‘m23’ -> ‘65’
indicates that alarm ‘HI’ (high temperature alarm) was activated at 17:23
and lasted 65 minutes.
HACCP ALARMS
Two types of HACCP events are managed:
• type HA alarms, high temperature during the operation;
• type HF alarms, high temperature after power failure (blackout).
When an alarm is recorded, the HACCP LED flashes, the display shows
the alarm code, the alarm is saved, and the alarm relay and buzzer are
activated.
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