4
0
mm
mi
n.
1
2
3
1
0
1
5
1
9
2
1
2
5
3
0
3
5
4
0
• Automatic temperature control conforming to
thermostat setting is active.
• OFF
On
Off
On
Off
• The relay is switched off if the sensor is defective or not connected and an external temperature limit is set. (LED On/Off flashes)
• The external sensor is used to limit the temperature within the fl oor.
If a minimum-limit is chosen, the thermostat switches the relay on as
soon as the temperature drops below the limit.
With a maximum-limit the relay is switched off, if the measured external
temperature is higher than the limit.
Off = Factory setting. No limit chosen.
• The relay is complety switched off.
No autofreeze protection active.
•
•
•
•
+50
+25
+30
+7
°C
Off
Max.
Min.
4
0
•
•
•