System design 2
With/without DHW heating with one heating circuit without mixer A1 and
one heating circuit with mixer M2.
Note
The volume flow of the heating circuit without mixer must be at least 30%
greater than the volume flow of the heating circuit with mixer.
!
Outside temperature sensor
?
Flow temperature sensor
%
Cylinder temperature sensor
sÖ
Heating circuit pump
lH
Power supply (extension kit)
aVG
KM BUS
A
Maximum thermostat (underfloor
heating)
B
Extension kit for a heating circuit
with mixer
Required coding
Address
Operation with natural gas (as delivered condition)
or
82:0
Operation with LPG
82:1
System with only one heating circuit with mixer
&
with DHW cylinder
00:4
&
without DHW cylinder
00:3
Further details regarding the individual steps
(cont.)
26
Initial start-up, inspection, maintenance
5692
569
GB
Summary of Contents for Vitodens 300
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