Viessmann VITOTRONIC 300-K Operations Instructions download pdf (Page 50)

Vitotronic 200 and 300-K Installation and Service

5693 976 - 04

“General” Group

Value address

00: ...

System version Description

2 1 One heating circuit without mixing valve A1 (heating circuit 1),

with DHW heating (code is adjusted automatically)

3 2 One heating circuit with mixing valve M2 (heating circuit 2),

without DHW heating

4 2 One heating circuit with mixing valve (heating circuit 2),

with DHW heating

5 3 One heating circuit without mixing valve A1 (heating circuit 1) and one heating circuit

with mixing valve M2 (heating circuit 2),

without DHW heating (code is adjusted automatically)

6 3 One heating circuit without mixing valve A1 (heating circuit 1) and one heating circuit

with mixing valve M2 (heating circuit 2),

with DHW heating (code is adjusted automatically)

7 3 One heating circuit with mixing valve M2 (heating circuit 2) and one heating circuit

with mixing valve M3 (heating circuit 3), without DHW heating

8 3 One heating circuit with mixing valve M2 (heating circuit 2) and one heating circuit

with mixing valve M3 (heating circuit 3), with DHW heating

9 3 One heating circuit without mixing valve A1 (heating circuit 1), one heating circuit

with mixing valve M2 (heating circuit 2) and one heating circuit

with mixing valve M3 (heating circuit 3), without DHW heating (code is adjusted

automatically)

10 3 One heating circuit without mixing valve A1 (heating circuit 1), one heating circuit

with mixing valve M2 (heating circuit 2) and one heating circuit

with mixing valve M3 (heating circuit 3), with DHW heating (code is adjusted

automatically)

Coding

Coding in the factory set condition Possible change

00:1 System version 1:

One heating circuit without mixing valve A1

(heating circuit 1), without DHW heating

00:2

00:10

For system schemes, see the following table:

Coding in the factory set condition Possible change

12:5 With extension EA1:

DHW recirculation pump runtime for brief

operation: 5 min.

12:1

12:60

Runtime adjustable from 1 to 60 min.

1E:0 With extension EA1 (analogue input 0-10V):

Temperature demand from 32 to 212°F

(0 to 100°C):

50°F (10°C)

10V 212°F (100°C)

1E:1 Temperature demand from

86 to 248°F (30 to 120°C):

1V 86°F (30°C)

10V 248°F (120°C)

4A:0 Never adjust. - -

4B:0

Sensor aJB not installed.

4B:1

Sensor aJB installed (e.g. temperature sensor T2);

will be recognized automatically.

4C:0

Connection at plug sÖA1:

heating circuit pump.

4C:1 Primary pump, primary store system.

4F:5 Distribution pump run-on time 5 min. 4F:0 No pump run-on.

4F:1

4F:60

Run-on time adjustable from 1 to 60 min.

Coding 2 Vitotronic 300-K

1 2 ... 45 46 47 48 49 50 51 52 53 54 55 ... 95 96

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Viessmann VITOTRONIC 300-K Operations Instructions Page 50

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