Format Of Setpoint Correction: Relative - Theben FCA 2 Manual

Fan Coil Actuator FCA 2

6.4.3 Format of setpoint correction: Relative

Setpoint adjustment is sent from object 19 as a temperature difference.
As long as the setpoint correction threshold (setpoint correction from) has not been reached,
the value 0 is sent.
If the setpoint correction threshold is exceeded, the value is increased each time by 1 K if the
outdoor temperature has risen by the configured value (adjustment).
Object 19, Adjust setpoint, is typically linked with the
Manual setpoint offset object of the room thermostat.
Example: Transmitted adjustment value
Setpoint correction from: 25 ºC
Figure 10: Correction value dependent on outdoor temperature
16 K
15 K
14 K
13 K
12 K
11 K
10 K
9 K
8 K
7 K
6 K
5 K
4 K
3 K
2 K
1 K
0 K
20 21 22 23
Outdoor temperature
1K per 7K outdoor temperature
1K per 4K outdoor temperature
1K per 2K outdoor temperature
1K per 1K outdoor temperature
Updated: Feb-16 (subject to changes)
24 25 26 27
28 29 30 31
32 33 34 35
36 37 38 39
40
72
Page
89
of