Viessmann VITOLADENS 300-W Installation And Service Instructions Manual page 61

Heating circuit 1, heating circuit 2, heating...
Parameter address
A5:...
1
2
3
4
5
6
7
to
15
Coding in the delivered condition
Extended economy function adjusted outside temperature
A6:36 Extended economy mode
disabled
With heating circuit pump logic function: Heating cir-
cuit pump "OFF"
AT > RT + 5 K
set
AT > RT + 4 K
set
AT > RT + 3 K
set
AT > RT + 2 K
set
AT > RT + 1 K
set
AT > RT
set
AT > RT - 1 K
set
AT > RT - 9 K
set
Possible change
A6:5
to
A6:35
Code 1
(cont.)
Extended economy control
enabled, i.e. the burner and
heating circuit pump will
stop and the mixer will be
closed at a variable value,
adjustable between 5 and
35 °C plus 1 °C. The base
value is the adjusted out-
side temperature. This val-
ue is based on the actual
outside temperature and a
time constant, which takes
the cooling down of an
average building into con-
sideration
61