58
9 Water sensor zone 1 and zone 2 cable shall be (2 x min 0.3 mm
2
), double insulation layer of PVC-sheathed
or rubber-sheathed cable.
10 Demand signal cable shall be (2 x min 0.3 mm
2
), double insulation layer of PVC-sheathed or rubber-
sheathed cable.
11 SG signal cable shall be (3 x min 0.3 mm
2
), double insulation layer of PVC-sheathed or rubber-sheathed
cable.
12 Heat/Cool switch cable shall be (2 x min 0.3 mm
2
), double insulation layer of PVC-sheathed or rubber-
sheathed cable.
13 External compressor switch cable shall be (2 x min 0.3 mm
2
), double insulation layer of PVC-sheathed or
rubber-sheathed cable.
Optional cables:
•
Mixing valve zone 1 cable
Optional cables:
•
Mixing valve zone 2 cable
from
optional
PCB
Optional cables:
•
Pump zone 1 cable
•
Pump zone 2 cable
•
Solar pump cable
•
Pool pump cable
•
Error signal cable
•
Room thermostat zone 1 cable
•
Room thermostat zone 2 cable
from
optional
PCB
Optional cables:
•
Room sensor zone 1 cable
•
Room sensor zone 2 cable
•
Buffer tank sensor cable
•
Pool sensor cable
•
Water sensor zone 1 cable
•
Water sensor zone 2 cable
•
Demand signal cable
•
Solar sensor cable
•
SG signal cable
•
Heat/Cool switch cable
•
External Compressor
switch cable
from
optional
PCB
How to guide optional cables to bushing
15
A
L
N
L1
WARNING
ABCDEFGHJMFLG
ABCDEFGHJMFLG
ABCDEFGHJMFLG
ABCDEFGHJMFLG
2
Y
L
P
P
U
S
R
E
W
O
P
1
Y
L
P
P
U
S
R
E
W
O
P
N1
B
CAUTION
240-250V
L 1
P OWER SUPPLY 2
N
1
For WH-MXC12J9E8
and WH-MXC16J9E8
For WH-MXC09J3E8
•
Pump zone 1 cable
•
Pump zone 2 cable
•
Solar pump cable
•
Pool pump cable
•
Error signal cable
•
Room thermostat zone 1 cable
•
Room thermostat zone 2 cable
•
Mixing valve zone 1 cable
•
Mixing valve zone 2 cable
•
Room sensor zone 1 cable
•
Room sensor zone 2 cable
•
Buffer tank sensor cable
•
Pool sensor cable
•
Water sensor zone 1 cable
•
Water sensor zone 2 cable
•
Demand signal cable
•
Solar sensor cable
•
SG signal cable
•
Heat/Cool switch cable
•
External Compressor switch cable
How to guide optional cables (view without internal wiring)
Terminal screw on PCB
Maximum tightening torque cN•m {k
g
f•cm}
M3
50 {5.1}
M4
120 {12.24}