ENGLISH-45
02 INSTALLATION
N
L1
N
L2
* Connection of 2 wires 2-way valve
In case of normal closed type
In case of normal open type
Normal
closed type
- When it closes
-When it opens
Floor
Heating
Floor
Heating
Floor
Heating
Floor
Heating
Mixing
Tank
Mixing
Tank
Mixing
Tank
Mixing
Tank
2Way Valve
2Way Valve
-When it opens
- When it closes
Normal
Open type
B12 : Live (L)
B13 : 2WAY2 (L1)
B14 : 2WAY2 (L2)
B11 : Neutral (N)
B10 : 2WAY1 (L2)
B9 : 2WAY1 (L1)
2-way motorized valve
When outlet water temperature reach to lower than 16°C in
cooling mode, UFH loops will be closed.
220-240V~
2 wires(Normal Open or Normal Close)
1. Before the installation, hydro unit should be turned o.
2. Using the appropriate equipment to correct position of terminal
block as shown on the diagram.
3. Make sure what type is you use.
- Normal OPEN or Normal CLOSED.
• There are 2 types of 2-way valve, normal open type and
normal closed type. Make sure to connect terminals
to right positions of terminal block. As detailed on the
wiring diagram and illustrations above.
CAUTION
Connection of the water pump for 2-zone control (FSV 4061=1)
Zone1 water pump connection: B10(L1) + B11(N)
Zone2 water pump connection: B14(L1) + B15(N)
Tw2_z2
Tw2_z1M
Balancing
vessel
Zone2
Radiator
Zone1
Under Floor
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