User`s guide
The grey
side of the 
ECL Card
Extended service
32s
Service parameter(s) 195
195  Temperature at DHW charging, cut-in temperature 
difference - upper tank temperature sensor
Circuit Setting range Factory setting
I  1 ... 30 K 20 K
The difference between the desired charging temperature and 
cut-in temperature (charging start).
Set the difference.
Example: 
Desired charging temperature 
(section 3)      70 °C 
Cut-in difference      20 K 
Calculated cut-in temperature 
    (70-20) =    50 °C
One sensor (S6)
Temp.
Cut-out difference - line 194
Cut-in difference - line 195
Cut-out
Time
 P3
Desired charging 
temp.
S6
Cut-in
If only one sensor is installed (S6), it will measure the cut-out 
temperature as well as the cut-in temperature.
Two sensors (S5 + S6)
Temp.
Cut-out difference - line 194
Cut-in difference - line 195
Cut-in
Cut-out
Time
P3
Desired charging 
temp.
S6
S5
The DHW temperature will vary between the cut-in and the cut-
out temperatures.










