Viessmann Vitodens 200-W Service Instructions Manual page 38

Outdoor Reset Programming Unit
Connecting the Boiler Control to a LON System
The LON communication module (accessory) must be
connected.
Note: The data transfer via the LON can take several
minutes.
Single boiler system with Vitotronic 200-H, HK1B and
Vitotronic 200-H, HK3B mixing valve controls and
Vitocom LON communication module
Set the LON participant numbers and other functions
via coding level 2 (see table below)
Boiler control unit
Participant no. 1
Code "77:1"
Control unit is fault
manager
Code "79:1"
Control unit transmits the
time
Code "7B:1"
Control unit transmits
outside temperature
Set code "97:2"
LON participant fault
monitoring
Code "9C:20"
*1 Refer to the separate Installation Instructions of accessories.
38
Vitotronic 200-H
(e.g. HK1B mixing valve
control)
Participant no. 10
Code "77:10"
Control unit is not fault
manager
Code "79:0"
The control unit receives
the time
Set code "81:3"
Control unit receives
outside temperature
Set code "97:1"
LON participant fault
monitoring
Code "9C:20"
Vitodens 200-W B2HA 80, 100 Service
(continued)
Note: In the same LON system, the same participant
number cannot be allocated twice. Only one
Vitotronic may be programmed as fault manager.
Refer to the Installation Instructions for
the LON communication module
Vitotronic 200-H
(e.g. HK3B *1 multiple
mixing valve control)
Participant no. 11
Set code "77:11"
Control unit is not fault
manager
Code "79:0"
The control unit receives
the time
Set code "81:3"
Control unit receives
outside temperature
Set code "97:1"
LON participant fault
monitoring
Code "9C:20"
Vitocom
*1 LON communication
module
Participant no. 99
Device is fault manager
Device receives the time
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