147
5790 733 - 07
Vitocrossal 300 CA3 Series 2.5 to 6.0 Installation/Service
“General” Group
Coding
Coding in the factory set condition
Possible change
System design
00:1
System version 1:
One heating circuit without mixing valve
A1 (heating circuit 1), without DHW
heating.
00:2
to
00:10
For system schemes, see the following
table:
Value address
00: ...
Description
2
One heating circuit without mixing valve A1 (heating circuit 1), with DHW heating;
recognized automatically.
3
One heating circuit with mixing valve M2 (heating circuit 2), without DHW heating.
4
One heating circuit with mixing valve (heating circuit 2), with DHW heating.
5
One heating circuit without mixing valve A1 (heating circuit 1), one heating circuit with mixing
valve M2 (heating circuit 2), without DHW heating; recognized automatically.
6
One heating circuit without mixing valve A1 (heating circuit 1), one heating circuit with mixing
valve M2 (heating circuit 2), with DHW heating; recognized automatically.
7
Two heating circuits with mixing valve M2 (heating circuit 2) and M3 (heating circuit 3),
without DHW heating.
8
Two heating circuits with mixing valve M2 (heating circuit 2) and M3 (heating circuit 3), with DHW
heating.
9
One heating circuit without mixing valve A1 (heating circuit 1), two heating circuits with mixing
valve M2 (heating circuit 2) and M3 (heating circuit 3), without DHW heating; recognized
automatically.
10
One heating circuit without mixing valve A1 (heating circuit 1), two heating circuits with
mixing valve M2 (heating circuit 2) and M3 (heating circuit 3), with DHW heating; recognized
automatically.
Coding in the factory set condition
Possible change
“With EA1 extension: DHW recirculation pump runtime for brief operation”
12:5
DHW recirculation pump runtime for
brief operation: 5 min.
12:1
to
12:60
Adjustable from 1 to 60 min.
“With EA1 extension: Temperature demand”
1e: No factory
setting
No factory setting.
1E:0
Analog input 0-10 V: Temperature
demand from 32°F to 212°F
(0°C to 100°C):
1 V 32°F (0°C)
10 212°F (100°C)
1E:1
Adjustable from 86°F to 248°F
(30°C to 120°C):
1V 86°F (30°C)
10V 248°F (120°C)
2f:0
Do not adjust!
“AM1 extension”
32:0
Without AM1 extension
32:1
With AM1 extension
“Function output A2 at AM1 extension”
33:1
Heating circuit pump, heating circuit
without mixing valve A1
(heating circuit 1).
33:0
DHW recirculation pump
33:2
DHW loading pump
33:3
Circulation pump neutralizing system
or flue gas/water-heat exchanger.
Coding Level 2
