Temperature Alarm; Potential Free Alarm Relay; Door Monitoring; Dry Refrigeration - Gram PLUS Mode D'emploi

Temperature alarm

Temperature alarm – display.
The controller is equipped with a temperature alarm, that monitors the
cabinet temperature. The temperature value that activates the alarm, can
be set by the user. If the temperature exceeds the set value, the display
starts flashing after 60 minutes.
To reset the alarm, turn the cabinet on and off.
Setting the alarm value:
P + 1 >3 seconds

Potential free alarm relay

Connector no. 19 on the power PCB is for connecting a remote alarm. A relay closes
the circuit, if the temperature has been too high or too low for more than 1 hour.
Setting the upper alarm value (setting range -35°C to +25°C):
>3 seconds
P + 1
Setting the lower alarm value (setting range -35°C to +25°C):
1 >3 seconds
P +

Door monitoring

Door alarm.
If the door has been open for more than 5 minutes, an acoustic alarm will
sound to indicate an open door.

Dry refrigeration

Applies only to cabinets with dry refrigeration.
To activate dry refigeration:
P 1 >3 seconds
+
76-504-0930
+ P
+ P
+ P
+ P
+/-
Set value
+/-
Set value
+/-
Set value
Normal
Dry-refr.
+
Wait 2 min.'s - return
P
Wait 2 min.'s - return
P
Wait 2 min.'s - return
P
Wait 2 minutes - return
P
20