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7
Installation examples
7.1
Access to the expansion box
Fig.28
Access to the expansion box
1
2
7.2
Connection options for the expansion PCB - SCB-10
Fig.29
SCB-10 PCB
N L
1 Outdoor temperature sensor
2 Programmable and 0-10 V input
7725087 - v.01 - 06062019
If there is no space in the boiler's instrument box to install an (optional)
expansion PCB, install the PCB in the electronics expansion box This is
available as an accessory.
1. Unclip the housing cover.
2. Remove the cover.
x3
3. Install the expansion PCB in accordance with the instructions
The following is installed in the expansion box:
AD-4000062-01
Different heating zones can be connected to the SCB-10 PCB.
B
A
N L
TS
N
N
6
7
8
9
supplied.
the SCB-10 PCB.
control of 2 (mixing) zones fitted on connector X15
control of a third (mixing) zone via an PCB (= accessory) fitted on
connector X8
control of one domestic hot water (DHW) zone
cascade layout (add sensor on sensor system 1 or 2)
Important
If the boiler is fitted with the SCB-10 PCB, then this is
automatically recognised by the automatic control unit of the
boiler.
On removing this control board, the boiler will show an error
code. To prevent this error, carry out an auto-detect immediately
after removing this board.
18
19
20
1
2
Status
Tout
4
3
1
2
N L
TS
Tsyst
Tsyst Tdhw Tflow
10
11
3 Room temperature sensor - circuit C
4 Room temperature sensor - circuit B
7 Installation examples
21
22
X2
X3
3
4
5
C
B
A
0-10V
+
-
2
1
R-Bus
R-Bus
R-Bus
TA
C
B
A
+TA-
Tflow Tflow
12
13
14
15 16 17
23
AD-3001210-01
AMC Pro
27
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