18
Air conditioner type: Two-pipe vertical room fan coil with on/off normally closed
valve
Appropriate thermostat:
Prossimo 4110A
Terminal
number
Description
Input/
Output
Electrical characteristics
1
Null
Input
AC 220V / 24V 50Hz
2
To fan speed selector
Output
AC 220V / 24V 50Hz
3
Do not connect
-
-
4
Do not connect
-
-
5
To normally closed valve
Output
AC 220V / 24V 50Hz
6
Do not connect
-
-
7
Line
Input
AC 220V / 24V 50Hz
OFF
High
Medium
Low
Null
Fan
NC Valve
Line
Appendix B.
