Lon Fault Manager; Outside Temperature - Viessmann VITOTRONIC 200 Service Instructions Manual

7779 LON fault manager !

The heat pump control unit which is the
fault manager displays all the system
fault messages. Furthermore, it monitors
all subscribers for failure and generates
central fault messages.
Note
Only one heat pump control unit may be
configured as the fault manager within a
system. Exception: The Vitocom com-
munication interface may be an addi-
tional fault manager.

7797 Outside temperature !

If several subscribers use the current
outside temperature value, this can be
made available centrally by one device
within a system. All other subscribers in
the same system can receive the tem-
perature values.
Note
Only one subscriber within a system may
transmit the outside temperature.
Valu Explanation
e
"0" Device captures the outside tem-
perature via the locally connected
outside temperature sensor.
"1" Device captures outside temper-
ature of another LON subscriber
within the same system.
"2" Device transmits the outside tem-
perature from the locally connec-
ted outside temperature sensor.
All LON subscribers within the
same system can receive these
values.
Parameter group communication
Valu Explanation
e
"0" Heat pump control unit is not fault
manager.
"1" Heat pump control unit is fault
manager.
Delivered condi-
tion
0
Delivered condi-
tion
0
Setting range
0 / 1
Setting range
0 / 1 / 2
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