Viessmann Vitodens 200 Start-Up/Service Instructions page 54

Additional Information
Control Unit for Weather-Responsive Operation
Summary coding level 2 (continued)
Modification types coding address 125 "External demand"
Coding Heating circuit pump
125:000 ON
125:001 OFF
125:002 ×
125:003 OFF
125:004 ON
125:005 ×
125:006 OFF
125:007 ON
125:008 ×
125:009 OFF
125:010 ON
125:011 ×
× = in normal control mode
Coding in the as delivered
condition Address: value
Heating circuit pump
044:020
045:065
046:045
109:098
DHW cylinder
100:020 *2
107:060
*1 Each step represents approx. 20 rpm
*2 0nly effective with coding 14 00.
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Heating circuit with mixing valve
(extension kit)
Heating circuit pump
OFF
OFF
OFF
×
×
×
OFF
OFF
OFF
×
×
×
Function mode
Minimum heating
circuit pump speed
approx. 1100 rpm
Highest heating circuit
pump speed
approx. 1750 rpm
Heating circuit pump speed
in reduced mode
approx. 1200 rpm
Highest value for
circulation pump speed
during DHW heating
Differential temperature
between the set boiler water
temperature and the set
DHW cylinder temperature
during DHW heating
Temperature supplementary
function DHW heating
(DHW quickly to 60°C)
with programming unit
Tank
(Circulating pump
for tank heating)
Mixing valve
CLOSED OFF
CLOSED OFF
CLOSED OFF
× OFF
× OFF
× OFF
CLOSED ×
CLOSED ×
CLOSED ×
× ×
× ×
× ×
Code change Possible change
Address: value
044:001 Lowest value for the lower heating
to circuit pump speed approx. 700 rpm
044:100 *1 Highest value for lower heating
circuit pump speed approx. 2700 rpm
045:001 Lowest value for upper heating
to circuit pump speed approx. 700 rpm
045:100 *1 Highest value for upper heating
circuit pump speed
046:001 Lowest heating circuit pump speed
to in reduced mode approx. 700 rpm
046:100 *1 Highest heating circuit pump speed
in reduced mode approx. 2700 rpm
109:001 Lowest va ue for circuation pump
to speed during DHW heating
109:100*1 Highest value for circu ation pump
speed during DHW heating approx.
2700 rpm
100:010 Differential temperature setting
to range 10 to 50°C
100:050
107:061 Setting range between
to 61 and 90°C (max. possible boiler
107:090 water temperature 82°C)
Note: For all non-listed coding addresses "255" will be
displayed.
Vitodens 200 WB2 Service
(continued)
Burner
Will be
maintained at
the set value
acc. to coding
address "102"
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