Viessmann VITODENS 200-W Installation And Service Instructions Manual page 77

"General"/group 1
Coding in the delivered condition
3b:0 Function input DE2 at ex-
tension EA1: Not as-
signed
3C:0 Function input DE3 at ex-
tension EA1: Not as-
signed
(cont.)
Possible change
3b:1
3b:2
3b:3
3b:4
3b:5
3b:6
3C:1
3C:2
Code 2
Function input DE2: Heat-
ing program - changeover
Function input DE2: Exter-
nal demand with set flow
temperature.
Flow temperature setting:
Coding address 9b.
Internal circulation pump
function: Coding address
3F.
Function input DE2: Exter-
nal blocking.
Internal circulation pump
function: Coding address
3E
Function input DE2: Exter-
nal blocking with fault mes-
sage input
Internal circulation pump
function: Coding address
3E
Function input DE2: Fault
message input
Function input DE2: Brief
operation, DHW circulation
pump (pushbutton func-
tion).
DHW circulation pump run-
time adjustment: Coding
address 3d
Function input DE3: Heat-
ing program - changeover
Function input DE3: Exter-
nal demand with set flow
temperature.
Flow temperature setting:
Coding address 9b.
Internal circulation pump
function: Coding address
3F.
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