Viessmann VITOTRONIC 300-K Operations Instructions download pdf (Page 43)

5693 976 - 04

Vitotronic 200 and 300-K Installation and Service

“Heating Circuit 1, Heating Circuit 2, Heating Circuit 3” Group (continued)

Coding in the factory set condition Possible change

Start temperature raising

F8:-5 Temperature limit for terminating reduced mode

23°F (-5ºC), see example on page 83.

Observe the setting of coding address “A3”.

F8:+10

F8:-60

Temperature limit adjustable from

+50 to -76°F (+10 to -60°C)

F8:-61 Function disabled

End temperature raising

F9:-14 Temperature limit for raising the reduced

set room temperature 7°F (-14ºC),

see example on page 84.

F9+10

F9:-60

Temperature limit for raising the set room

temperature to the value selected for standard

mode adjustable from +50 to -76°F

(+10 to -60°C)

Set supply temperature increase

FA:20 Raising the set boiler water temperature

or the set supply temperature when changing

from operation with reduced room temperature

to operation with standard room temperature,

by 20%. See example on page 84.

FA:0

FA:50

Temperature rise adjustable from 0 to 50%

Duration set supply temperature increase

FB:30 Duration for raising the set boiler water

temperature or the set supply temperature

(see coding address “FA”) 60 min.

See example on page 82.

FB:0

FB:150

Duration adjustable from 0 to 300 min.;

1 step

2 min.

Coding 1 Vitotronic 300-K

1 2 ... 38 39 40 41 42 43 44 45 46 47 48 ... 95 96

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Viessmann VITOTRONIC 300-K Operations Instructions Page 43

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