2. d to select heating circuit A1
(heating circuit without
mixer)
or
3. a "2r" flashes.
4. d to select heating circuit
with mixer M2.
5. E Call up the set night tem-
perature.
6. a/b Change the value.
7. d Confirm the value.
Connecting the control unit to the LON system (only for
weather-compensated control units)
The LON communication module
(accessories) must be plugged in.
Installation instructions
LON communication module
Note
The data transfer via LON can take
several minutes.
Single boiler system with Vitotronic 050 and Vitocom 300
Set up the LON user numbers and
further functions via code 2 (see the
following table).
Note
In the same LON system, the same
number cannot be allocated twice.
Only one Vitotronic may be programmed as fault manager.
Boiler control unit Vitotronic 050 Vitotronic 050 Vitocom
User no. 1
Coding address
"77:1"
User no. 10
Coding address
"77:10"
User no. 11
Set coding address
"77:11"
User no. 99
Control unit is fault
manager
Coding address
"79:1"
Control unit is not
fault manager
Coding address
"79:0"
Control unit is not
fault manager
Coding address
"79:0"
Device is fault
manager
Further details regarding the individual steps (cont.)
48
Commissioning, inspection, maintenance
5862 831 GB
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