Viessmann System Number And Subscriber Number; Checking The Lon Connection To The Vitotronic Control Unit - Viessmann Vitogate 200 Installation And Service Instructions For Contractors

Integrating the Vitotronic control unit into LON

Viessmann system number and subscriber number

Setting the LON system number, LON subscriber num-
ber and other functions on the Vitotronic control unit.
Vitotronic control unit service instructions and
the following table
Example: Single boiler system with boiler control unit, downstream heating circuit control unit
Vitotronic 200-H and Vitogate 200, type KNX
D
A B
Fig. 9
A Boiler control unit
Vitotronic 200-H heating circuit control unit
B
A
Subscriber no. 1
Code "77:1"
Control unit is fault manager.
Code "79:1"
Viessmann system number
Code "98:1"
LON subscriber fault monitoring
Code "9C:20"
Note
The subscriber number and the system number of the
Vitogate 200 can be configured via the ETS plug-in.

Checking the LON connection to the Vitotronic control unit

To check the LON connection, carry out a LON sub-
scriber check at the Vitotronic control unit.
Requirements:
■ The Vitogate 200 is connected to the Vitotronic con-
trol unit via LON.
All devices are switched on.
■
(cont.)
Note
The same subscriber number must not be allocated
■
twice within the LON.
■ Up to 5 systems can be operated together on the
LON.
The Vitogate 200, type KNX can communicate with
all 5 systems simultaneously.
The system number must be the same for all sub-
■
scribers of a system, except Vitogate.
Only one system number can be configured on the
Vitogate (factory-set system number: "1").
■ Only program one Vitotronic control unit per sys-
tem as the fault manager.
the Vitogate 200, type KNX is only detected by the
fault manager which has the same system number
as the Vitogate 200, type KNX. The up to 4 other
fault managers will not detect the Vitogate 200, type
KNX.
C
C Vitogate 200
LON
D
B
Subscriber no. 10
Code "77:10"
Control unit is not fault manager.
Code "79:0"
Viessmann system number
Code "98:1"
LON subscriber fault monitoring
Code "9C:20"
LON subscriber numbers are assigned to the
■
Vitotronic control units.
■ The Vitotronic control unit is the fault manager.
Commissioning
C
Subscriber no. "98"
(Delivered condition)
Device is fault manager.
Viessmann system number "1"
(Delivered condition)
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