Sime SHP M PRO Manual De Instalación página 88

8.2.3 Double zone control
Outdoor
1
1
Modbus
14
14
12
Code Assembly unit
1 Main unit
2 User interface
4 Buffer tank (Field supply)
Automatic air purge valve
4.1
4.2 Drainage valve
P_o: zone 1 circulation pump (Field supply)
5
Expansion vessel (Field supply)
10
12 Filter (Accessory)
Shut-off valve (Field supply)
14
Filling valve (Field supply )
15
Zone1 can operate in cooling mode or heating mode, while zone2 can only operate in heating mode;
Operation mode and water temperature are set on the user interface, the unit ON/OFF is controlled by the
room thermostat. While installing the system, only "HT" terminals need to be connected for the thermostat in
zone1, only "CL" terminals need to be connected for the thermostat in zone2.
1) When "HT" keeps closing for 15s, zone1 turns ON. When "HT" keeps opening for 15s, zone1 turns OFF.
2) When "CL" keeps closing for 15s, zone2 turns ON. When "CL" keeps opening for 15s, zone2 turns OFF.
The circulation pump and valve operation
1) Make sure to install the 3-way valve SV2/SV3 correctly. Please refer to 9.6.6 "Connection for other
components".
2) Make sure the wirings of the room thermostat is correct. Please refer to 9.6.6 "Connection for other
components".
2
RT
10
4.1
4
4.2
15
16
16
Code
16
19
23
23.1
23.2
RT
Tw2
FHL 1...n Floor heating loop (Field supply)
RAD. 1...n Radiator (Field supply)
17
5
23
19
Tw2
23.1 23.2
FHL1 FHL2
Assembly unit
Drainage valve (Field supply )
Collector/distributor (Field supply)
Mixing station (Field supply)
SV3: Mixing valve (Field supply)
P_c: zone 2 circulation pump (Field supply)
Low voltage room thermostat (Field supply)
Zone 2 water flow temperature sensor
(Optional)
RAD.1
ZONE1
RAD.2
RAD.n
ZONE2
FHLn