Technical data

Additional information
126
Coding 2 (continued)
Overview of all codings (continued)
Coding as per
factory setting
Address: Value
Function New coding
Address:
Value
Possible change
97: 2 General The outdoor temperature of
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97: 0 Not transmitted to heating circuit controls
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control unit is transmitted
via the LON BUS to any
Vitotronic 200-H units
which may be connected
97: 1 The outdoor temperature is acepted by any
heating circuit controls which may be
connected
98: 1 General Viessmann system number
(in conjunction with
monitoring of several
systems within one LON
BUS system)
98: 1
to
98: 5
System number selectable from 1 to 5
99: 0 General Connection at terminals ”2”
and ”3” in plug aVD
(
E
x
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/
”
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99: 1 Contact effective for:
Without function
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”
3
”
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/
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t
99: 2 ”Close mixing valve”, mixing valve circuit M2
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active)
99: 3 Without function
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)
99: 4 ”Close mixing valve”, mixing valve circuit M3
99: 5 Without function
99: 6 ”Close mixing valve”, mixing valve circuits M2
and M3
99: 7 Without function
99: 8 External disable
99: 9 Without function
99: 10 External disable and ”Close
mixing valve”, mixing valve circuit M2
99: 11 Without function
99: 12 External disable and ”Close
mixing valve”, mixing valve circuit M3
99: 13 Without function
99: 14 External disable and ”Close mixing valve”,
mixing valve circuits M2 and M3
99: 15 Without function
9A: 0 General Connection at terminals ”1”
and ”2” in plug aVD
(
”
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”
9A: 1 Contact effective for:
Without function
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d
”
2
”
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(
”
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)
9A: 2 ”Open mixing valve”, mixing valve circuit M2
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)
9A: 3 Without function
9A: 4 ”Open mixing valve”, mixing valve circuit M3
9A: 5 Without function
9A: 6 ”Open mixing valve”, mixing valve circuits M2
and M3
9A: 7 Without function
9b: 70 General Desired supply temperature
7
0
°
C
/
1
5
8
°
F
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9b: 0 Input aVH blocked
9
b
:
7
0
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70 °C / 158 °F with
external request (input aVH)
9b: 1
to
9b: 127
Desired supply temperature selectable from
1 to 127°C / 34 to 261°F
5285 941 v.1.5