Viessmann Vitodens 100-W B1HF Series Installation And Service Instructions Manual page 60

System configuration (parameters)
Subscriber numbers of connected extensions
Fig. 40
Function
System with solar collectors
Heating circuit 2 with mixer
Heating circuit 1 without mixer or DHW circula-
tion pump (circulation pump downstream of
low loss header)
Function extensions (e.g.):
Fault message input
■
Fault message output
■
Operating mode changeover
■
External heating circuit hook-up (for more
■
than one heating circuit)
Note
A maximum of one Vitotrol 200-E can be connected
60
(cont.)
Rotary switch S1 settings:
■ EM-S1 extension (system with solar collectors): 0
■ EM-EA1 extension (max. 1 extensions in one sys-
tem)
Note
On the EM-EA1 extension, select 1 if the function
"external heating circuit hook-up" is being set for
more than one heating circuit.
Consecutive no. (any sequence): 1 up to 3
■ EM-P1 extension
– If no heating circuits with mixer are available in the
system: 1
If heating circuits with mixer (EM-M1 or EM-MX
–
extensions) are present in the system: Always set
subscriber number for EM-P1 extension to the con-
secutive number after EM-M1 or EM-MX exten-
sions.
■ EM-M1 or EM-MX extensions
Heating circuit 2 with mixer: Rotary switch on
–
extension kit to 1
Note
EM-EA1 extensions may have the same subscriber
number as the EM-P1, EM-M1 or EM-MX extensions.
The following table shows an example of how a sys-
tem may be equipped.
Electronics mod- Extension
ule
ADIO EM-S1
ADIO EM-M1/EM-MX
ADIO EM-P1
DIO EM-EA1
Setting
Rotary switch S1
0
1
2
1