Viessmann Vitoligno 300-C Installation And Service Instructions Manual page 87

Code 1
(cont.)
Coding in the delivered condition
Summer eco function absolute
A6:36 Extended economy mode disabled A6:5
Mixer economy function
A7:0 Without mixer economy function
Room sensor room hook-up
B0:0 Available if code "A0
the current "Heating" group.
Heating mode and reduced mode:
Weather-compensated mode
■
without room temperature hook-
up
Room sensor room influence factor
B2:8 Room influence factor 8.
The higher the selected factor, the
greater the influence on the flow
temperature
B2:0 No room influence factor
Possible change
to
A6:35
A7:1
0" is set in B0:1
>
B0:2
B0:3
B2:1
to
B2:31
Extended economy mode enabled
Adjustable value plus 1 °C:
The heating circuit pump is switch-
■
ed off.
The heating mixer is closed.
■
This value is based on the adjusted
outside temperature, comprising the
actual outside temperature and a
time constant. The time constant
takes into account the cooling down
of an average building.
Recommended setting: "A6:16" to
"A6:18"
With mixer economy function (exten-
ded heating circuit pump logic):
Heating circuit pump also "OFF":
The mixer has been attempting to
■
close for longer than 20 minutes.
Heating circuit pump "ON" for the
following functions:
If the heating mixer changes to
■
control function
If there is a risk of frost
■
Heating mode:
Weather-compensated mode with-
■
out room temperature hook-up
Reduced mode:
Weather-compensated mode with
■
room temperature hook-up
Heating mode:
Weather-compensated mode with
■
room temperature hook-up
Reduced mode:
Weather-compensated mode with-
■
out room temperature hook-up
Heating mode and reduced mode:
Weather-compensated mode with
■
room temperature hook-up
Room influence factor adjustable
Codes
87