Viessmann VITOPEND 200, Installation And Service Instructions For Contractors

Page: 55 / 132

Coding in the delivered condition Possible change
Slope A1/M2
d3:14 Heating curve slope =
1.4 (only for weather-
compensated control
units) d3:2
to
d3:35 Heating curve slope ad-
justable from 0.2 to 3.5
(see page 45)
Level A1/M2
d4:0 Heating curve level = 0
(only for weather-com-
pensated control units) d4: – 13
to
d4:40
Heating curve level ad-
justable from
– 13 to 40
(see page 45)
Code 2
Calling up code 2
Note
&
On weather-compensated control
units, codes are displayed as plain
text.
&
Codes that are irrelevant due to the
system equipment level or the set-
ting of other codes will not be dis-
played.
Press the following keys:
1. L + G simultaneously for
approx. 2 s.
2. d to confirm.
3. a / b for the required coding
address; the address
flashes.
4. d to confirm; the value
flashes.
5. a / b for the selected value.
6. d to confirm; the display
briefly shows
"
accepted " (for
weather-compensated
control units); the
address flashes again.
7. a / b for the selection of
further addresses.
8. L + G press simultaneously for
approx. 1 s; code 2 is
terminated.
Summary
The coding addresses are grouped according to the following function areas .
The respective function area is shown on the display.
Code 1
(cont.)
55
Coding
5592
817
GB
Service