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10 | Details about the ICM module
2.7.9
Wiring diagram
120
VAC
120
IV
M M M M
16
15
14
Fig. 6
Wiring diagram
ICM No. 1 (master)
I
ICM No. 2 (slave)
II
ICM No. 3 (slave)
III
ICM No. 4 (slave)
IV
1...16 Boiler
17
Low loss header
18
Common supply water temperature sensor FV
19
Heating pump
20
Fuse for heating zone pump connection
21
Replacement fuse
22
Heating zone
23
Jumper
A
Main power connection
B
Power supply for additional modules ICM
C
Heating zone pump connection
6 720 643 835 (2011/06)
21
20
AF
5 Amp
A
D
120
B
C
A
B
A
K
L
K
III
M M M M
13
12
11
10
9
0 ... 10V
F
G
H I J
E
K L M M
23
B
A
L
K
II
M M M M
8
7
6
5
4
3
D
Remote fault indication connection
E
Supply temperature sensor (FV) [1-2]
F
Outdoor temperature sensor (FA)
connection [3-4]
G
Connection of external switching contact [5-6]
H
ON/OFF contact connection [7-8]
I
Building management system (0 - 10 V interface)
connection [9-10]
J
Hydronic 3 connection [11-12]
K
Connection from the previous ICM module [13-14]
L
Connection to the next ICM module [15-16]
M
Connection of boilers [17-18, 19-20, 21-22, 23-24]
1)
terminals
I
M M
22
19
2
1
18
17
6 720 617 648 - 06.1o
1)
1)
1)
1)
1)
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