Viessmann Vitoladens 300-W Installation And Service Instructions Manual page 44

Code 1
General
(cont.)
Value, ad- System ver-
dress 00: ... sion
6 2, 3, 4
7 5
8 5
9 5
10 5
Coding in the delivered condition
Internal circulation pump function
51:0 When there is a heat demand, the
internal circulation pump always
starts
Subscriber no.
77:1 LON subscriber number
Detached house/apartment building
7F:1 Detached house
44
Description
One heating circuit without mixer A1 (heating circuit 1) and one heating circuit with
mixer M2 (heating circuit 2), with DHW heating (code is set automatically)
One heating circuit with mixer M2 (heating circuit 2) and one heating circuit with
mixer M3 (heating circuit 3), without DHW heating
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)
Possible change
51:1 System with low loss header:
The internal circulation pump only
starts upon heat demand if the burn-
er is running.
The circulation pump stops on expiry
of the run-on time.
51:2 System with heating water buffer
cylinder:
The internal circulation pump only
starts upon heat demand if the burn-
er is running.
The circulation pump stops on expiry
of the run-on time.
77:2 LON subscriber number adjustable
to from 1 to 99:
77:99 1 - 4 = Boiler
5 = Cascade
10 - 97 = Vitotronic 200-H
98 = Vitogate
99 = Vitocom
Note
Allocate each number only once.
7F:0 Apartment building
Holiday program and time program
for DHW heating can be set sepa-
rately