Viessmann Vitoladens 300-W Installation And Service Instructions Manual page 52

Code 2
General
(cont.)
Value, ad- System ver-
dress 00: ... sion
8 5
9 5
10 5
Coding in the delivered condition
32:0 Without AM1 extension
33:1 Function of output A1 at AM1 ex-
tension: heating circuit pump
34:0 Function of output A2 at AM1 ex-
tension: DHW circulation pump
35:0 Without EA1 extension
36:0
Function of output
tension: fault message
3A:0 Function of input DE1 at EA1 ex-
tension: not assigned
3b:0 Function of input DE2 at EA1 ex-
tension: not assigned
52
Description
One heating circuit with mixer M2 (heating circuit 2) and one heating circuit with
mixer M3 (heating circuit 3), with DHW heating
One heating circuit without mixer A1 (heating circuit 1), one heating circuit with
mixer M2 (heating circuit 2) and one heating circuit with mixer M3 (heating
circuit 3), without DHW heating (code is set automatically)
One heating circuit without mixer A1 (heating circuit 1), one heating circuit with
mixer M2 (heating circuit 2) and one heating circuit with mixer M3 (heating
circuit 3), with DHW heating (code is set automatically)
aBJ at EA1 ex-
Possible change
32:1 With AM1 extension (automatic rec-
ognition)
33:0 Function of output A1: DHW circula-
tion pump
33:2 Function of output A1: circulation
pump for cylinder heating
34:1 Function of output A2: heating circuit
pump
34:2 Function of output A2: circulation
pump for cylinder heating
35:1 With EA1 extension (automatic rec-
ognition)
36:1
Function of output
36:2 Function of output
lation pump
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
Internal circulation pump function:
coding address 3E
3A:4 Function of input DE1: external
blocking with fault message input
Internal circulation pump function:
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
aBJ : feed pump
: DHW circu-
aBJ