Dhw - Viessmann Vitoladens 300-W Installation And Service Instructions For Contractors

Coding level 2
(cont.)
Coding in the delivered condition
31:... Set speed of the internal circula-
tion pump when operated as boiler
circuit pump in %, specified by the
boiler coding card
38:0 Burner control unit status: opera-
tional (no fault)

DHW

Coding
Coding in the delivered condition
DHW
56:0 Set DHW temperature adjustable
from 10 to 60 °C
58:0 Without auxiliary function for DHW
heating
59:0 Cylinder heating:
Start point - 2.5 K
Stop point + 2.5 K
5b:0 DHW cylinder directly connected to
the boiler
5E:0 At signal "External blocking" the
circulation pump for cylinder heat-
ing stays in control mode
5F:0 At signal "External demand" the
circulation pump for cylinder heat-
ing stays in control mode
60:20 During DHW heating, the boiler
water temperature is set to max.
20 K higher than the set DHW tem-
perature.
62:2 Circulation pump with 2 min run-on
time after cylinder heating
Possible change
31:0 Set speed adjustable from 0 to
to 100 %
31:100
38:≠0 Burner control unit status: fault
Possible change
56:1 Set DHW temperature adjustable
from 10 to above 60 °C
Note
Max. value subject to boiler coding
card.
Observe the maximum permissible
DHW temperature.
58:10 Input of a second set DHW tempera-
to ture, adjustable from 10 to 60 °C
58:60 (observe coding addresses "56" and
"63").
59:1 Start point adjustable from 1 to 10 K
to below set value
59:10
5b:1 DHW cylinder connected down-
stream of the low loss header
5E:1 At signal "External blocking" the cir-
culation pump for cylinder heating is
stopped
5E:2 At signal "External blocking" the cir-
culation pump for cylinder heating is
started
5F:1 At signal "External demand" the cir-
culation pump for cylinder heating is
stopped
5F:2 At signal "External demand" the cir-
culation pump for cylinder heating is
started
60:5 The differential between the boiler
to water temperature and the set DHW
60:25 temperature is adjustable from 5 to
25 K
62:0 No circulation pump run-on
62:1 Run-on time adjustable from 1 to
to 15 min
62:15
Codes
53