29
GENERAL
ENGLISH
9
If the wiring or the board are replaced, observe and respect
all the connections of the cables according to the numbered
sequence shown in the
fi
gure.
1.9
Wiring diagram
1.9.1
BAG
3
2 MIX CLIMA wiring diagram
Circulation unit 1
zone BT1
230V power
supply
Circulation
unit 3
zone AT
Circulation
unit 2
zone BT2
Mixing
valve
zone BT2
Mixing
valve
zone BT1
M4
M1C
M1B
M1A
M12
TR1
M2
M7
M9
M11
M8
M10
TR1
TR2
TR3
PT1A
M6
1 2 3
4 5 6
7 8 9 10 11 12 1314 15 16 17 18 19 20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
PT1B
PT1C
BL
MA
NE
BL
MA
NE
BL MA
NE
BL
MA
NE MA BL
GI/VE
MA
BL
GI/VE
NE
BL
MA
MA
BL
GI/VE
GI/VE
GI/VE
MA
BL
MA
BL
GI/VE
GI/VE
BL
MA
GI/VE
MA
BL
BL
MA
BL
MA
BL
MA
BL
MA
VL
VL
BL
P3
MA
MA
P2
BL
BL
P1
MA
NE (mix open)
MA (mix close)
BL (nt)
M
NE (mix open)
MA (mix close)
BL (nt)
M
MA
BL
-t°
RS
MA
BL
-t°
BI
r
GI/VE
GI/VE
GI/VE
NE
black
RS
red
BL
blue
VI
purple
GI/VE
yellow/green
MA
brown
BI
white
r
resistor
nt
neutral
Temperature
sensor
zone BT1
Temperature
sensor
zone BT2