Boiler Coding Card; Function Extension 0−10 V - Viessmann VITOTRONIC 100 Installation And Service Instructions Manual

Boiler coding card

To match the control unit function to the boiler (see page 60).
Function extension 0−10 V,
To default an additional set system temperature via a
0−10 V input for a range from 10 to 100 ºC or 30 to 120 ºC.
For signalling reduced mode.
F1
250mA
(slow)
L1 N
40
230V~
fÖ Power supply
aVF 0−10 V input
aVG KM BUS
aBJ Zero volt contact
DIP switch
4 ON
4 OFF
part no. 7174 718
ON
OFF
S Ö P
A
157
Function
Set value default 10 to 100 ºC
Set value default 30 to 120 ºC
Electronics
B
1 2 3 4
1 2 3
+
144
A Mains isolator (if required)
B DIP switch (see table)
Components
1 2 3
145
133