4.9.6
Connection example - 2 boiler c low-loss header
+ 3 mixing zones + domestic hot water zone
Fig.25
2 boiler c low-loss 3 mixing zones + domestic hot water (DHW) zone
AD-4100044-01
1
C
B
3
A
2
4
12
11
13
F
9
8
10
E
6
5
7
D
14
16
G
18
17
15
AD-4100056-01
Pump
N L
+
0
+
0
0-10
PWM
Tout
OT
BL
RL
On/off
CB-01
X9
X10
3
B
Pump
N L
+
0
+
0
0-10
PWM
Tout
OT
BL
RL
On/off
CB-01
X9
X10
2
N L
B
N
N L
B
+
TS
N L
A
+
TS
A
N
S.SYST.1 S.SYST.2
S.DHW
S.DEP.C
S.DEP.B
S.DEP.A
+TA-
6
.3A
T
X12
X13
X15
S-BUS
X1
X9
X11
X2
X3
X4
X5
X10
RS
SP
L-BUS
1
2
1
2
1
2
1
2
1
2
1
2
SCB-10
X14
5
8
11
17
15
4
6
7
9
10
16
1
14
12
13
N L
N L
C
+
TS
C
N
X8
AUX
18
RU.A
S out
RU.B
RU.C
1
2
3
4
+
0-10V
-
X14
A
A–B
A Boiler (master)
B Boiler (slave)
C Low-loss header
D Mixing zone - CircA
E Mixing zone - CircB
F Mixing zone - CircC
4 Preparation of installation
40
C 340 / C 640
7762666 - v.02 - 29092020
