153
5790 733 - 07
Vitocrossal 300 CA3 Series 2.5 to 6.0 Installation/Service
Coding Level 2
“General” Group
(continued)
Coding in the factory set condition
Possible change
“Connection at terminals 1 and 2 in plug 143”
91:0
Connection disabled (external operating
program changeover).
91:1
Contact affects the following heating
circuits:
Heating circuit without mixing valve A1
(heating circuit 1).
91:2
Heating circuit with mixing valve M2
(heating circuit 2).
91:3
Heating circuit without mixing valve A1
(heating circuit 1) and heating circuit
with mixing valve M2 (heating circuit 2).
91:4
Heating circuit with mixing valve M3
(heating circuit 3).
91:5
Heating circuit without mixing valve A1
(heating circuit 1) and heating circuit
with mixing valve M3 (heating circuit 3).
91:6
Heating circuit with mixing valve M2
(heating circuit 2) and M3
(heating circuit 3).
91:7
Heating circuit without mixing valve A1
(heating circuit 1) and heating circuits
with mixing valve M2 (heating circuit 2)
and M3 (heating circuit 3).
“Central fault message during emissions test function/service display”
93:0
Does not affect central fault.
93:1
Affects central fault message
“Communication interface”
95:0
Without Vitocom 100 communication
interface.
95:1
With Vitocom 100 communication
interface; automatic recognition.
“Extension for heating circuits 2 and 3 with mixing valve”
96:1
With PCB extension for heating circuits
2 and 3 Heating circuit is recognized
automatically.
96:0
Without PCB extension for heating
circuits 2 and 3.
“With LON communication module: Outdoor temperature”
97:2
The control unit sends the outdoor
temperature to the Vitotronic 200-H.
97:0
The outdoor temperature of the sensor
connected to the control unit is only
utilized internally.
97:1
The control unit receives the outdoor
temperature from the Vitotronic 200-H.
“Viessmann system number”
98:1
Viessmann system number in
conjunction with monitoring of several
systems within one LON system with
Vitocom 300.
98:1
to
98:5
Adjustable from 1 to 5
