Viessmann VITODENS 200-W Installation And Service Instructions Manual page 47

Coding level 2
(cont.)
Coding in the delivered condition
3A:0 Function of input DE1 at EA1 ex-
tension: Not assigned
3b:0 Function of input DE2 at EA1 ex-
tension: Not assigned
3C:0 Function of input DE3 at EA1 ex-
tension: Not assigned
Possible change
3A:1 Function of input DE1: Operating
program changeover
3A:2 Function of input DE1: External de-
mand with set flow temperature.
Set flow temperature setting: Coding
address 9b.
Internal circulation pump function:
Coding address 3F.
3A:3 Function of input DE1: External
blocking.
Function of internal circulation
pump: Coding address 3E
3A:4 Function of input DE1: External
blocking with fault message input
Function of internal circulation
pump: Coding address 3E
3A:5 Function of input DE1: Fault mes-
sage input
3A:6 Function of input DE1: Brief opera-
tion of the DHW circulation pump
(pushbutton function).
DHW circulation pump runtime set-
ting: Coding address 3d
3b:1 Function of input DE2: Operating
program changeover
3b:2 Function of input DE2: External de-
mand with set flow temperature.
Set flow temperature setting: Coding
address 9b.
Internal circulation pump function:
Coding address 3F.
3b:3 Function of input DE2: External
blocking.
Function of internal circulation
pump: Coding address 3E
3b:4 Function of input DE2: External
blocking with fault message input
Function of internal circulation
pump: Coding address 3E
3b:5 Function of input DE2: Fault mes-
sage input
3b:6 Function of input DE2: Brief opera-
tion of the DHW circulation pump
(pushbutton function).
DHW circulation pump runtime set-
ting: Coding address 3d
3C:1 Function of input DE3: Operating
program changeover
3C:2 Function of input DE3: External de-
mand with set flow temperature.
Set flow temperature setting: Coding
address 9b.
Internal circulation pump function:
Coding address 3F.
Codes
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