
30
ENGLISH
30
b
If the wiring or the board are replaced, observe and respect all
the connections of the cables according to the numbered se-
quence shown in the figure.
1.9.2 CONNECT AT/BT LE wiring diagram
Circulation unit 1
zone BT1
230V power
supply
Circulation
unit 3
zone AT
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
PT1B
PT1C
BL
MA
NE
BL MA
NE
BL
MA
GI/VE
MA
BL
GI/VE
NE
BL
MA
MA
BL
GI/VE
GI/VE
MA
BL
GI/VE
BL
MA
GI/VE
MA
BL
BL
MA
BL
MA
VL
VL
BL
P3
MA
BL
P1
MA
NE (mix open)
MA (mix close)
BL (nt)
M
MA
BL
-t°
RS
r
GI/VE
GI/VE
NE
black
RS
red
BL
blue
VI
purple
GI/VE
yellow/green
MA
brown
BI
white
r
resistor
nt
neutral
Limit
thermostat
zone BT1
Temperature
sensor
zone BT1
Содержание 20083971
Страница 67: ...67...