Viessmann Vitotronic 200 Installation And Service Instructions For Contractors page 52

Parameter
General
(cont.)
0A Assigning external input mixer OPEN to heating circuit
Display
No function
Mixer OPEN M1
Mixer OPEN M2
Mixer OPEN M1+M2
Mixer OPEN M3
Mixer OPEN M1+M3
Mixer OPEN M2+M3
Mixer OPEN M1+M2+M3
0B Set flow temperature for external demand
Display
70 °C
... °C
0C Differential temperature for raising the set flow temperature
Display
8 K
... K
12 Wireless outside temperature sensor
Display
Without wireless outside temperature sen-
sor
With wireless outside temperature sensor
Wireless outside temperature sensor not
used
13 Wireless base station
Display
Without
With
52
Value Explanations
0A:0 Connection at terminals 1 and 2 in plug 143 inactive
0A:1 External "mixer OPEN", heating circuit 1 with mixer
0A:2 External "mixer OPEN", heating circuit 2 with mixer
0A:3 External "mixer OPEN", heating circuit 1 and heating
circuit 2 with mixer
0A:4 External "mixer OPEN", heating circuit 3 with mixer
0A:5 External "mixer OPEN", heating circuit 1 and heating
circuit 3 with mixer
0A:6 External "mixer OPEN", heating circuit 2 and heating
circuit 3 with mixer
0A:7 External "mixer OPEN", heating circuit 1, heating cir-
cuit 2 and heating circuit 3, each with mixer
!
Value Explanations
0B:70
0B:0 to Adjustable from 0 to 127 °C
0B:127 Limited by boiler-specific parameters
Value Explanations
0C:8 The differential temperature is the value by which the
common flow temperature should be higher than the
highest currently required flow temperature of the
heating circuit with mixer.
Only in conjunction with heating circuits 2 and 3 with
mixer.
0C:0 to Adjustable from 0 to 40 K
0C:40
Value Explanations
12:0
12:1 Recognised automatically.
12:2
Value Explanations
13:0
13:1 Recognised automatically.