SYSHP MINI EVO P – Installation Operation Manual (IOM SYSHP MINI EVO P S 1GB)

8.2.3 Double zone control
Code
Assembly unit
Code
Assembly unit
1
Main unit
2
4
User interface
4.1
Buffer tank (Field supply)
19
4.2
Automatic air purge valve
Collector/distributor (Field supply)
5
Drainage valve
23
P_o: zone 1 circulation pump (Field supply)
RT
Low voltage room thermostat (Field
supply)
23.1
Mixing station (Field supply)
23.2
SV3: Mixing valve (Field supply)
Tw2
Zone 2 water flow temperature sensor
(Optional)
12
P_c: zone 2 circulation pump (Field supply)
FHL 1…n Floor heating loop (Field supply)
RAD.
1...n
Radiator (Field supply
)
Filter (Accessory)
10
Expansion vessel
(Field supply)
14
Shut-off valve (Field supply)
16
Drainage valve (Field supply
)
15
Filling valve (Field supply
)
4
4.2
4.1
10
FHL1 FHL2 FHLn
19
Outdoor
Tw2
23
23.1
23.2
5
RAD.1
RAD.2
RAD.n
ZONE1
ZONE2
RT
2
Modbus
15
16
14
12
14
16
1
17
1
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".