38
70
Selection of proportional/integral programme (refer to
table 1)
18.1-
Ensure you are in MANUAL operating mode.
18.2-
Press three times on button
P
(fig. 65).
On the display, in the place of the hour, you will see
and, in place of the indication for the temperature, there will
appear .
18.3-
Press button (forward) or (back) (fig. 66) to
select the integrated proportional control system.
18.4-
Press the button
P
on the display. In the place of the
time there will appear (fig. 69).
18.5-
Press the button (forward) or (back) (fig. 70) to
select control system P1, P2, P3 or P4. Programmes P1, P2
and P3 are fixed programmes, whereas programme P4
can be completely programmed by the user.
18.6-
If you select programme P1, P2 or P3, press the
button
P
to exit programming. If you have selected
programme P4, press the button
P
and the display, in the
place of the hour, will show
and in the place of the
Tab. 1
69
Programme
Cycle duration
Minimum ON time
Proportional Range
Type of system
P1
10 minutes
1 minute
1,5 °C
Base for gas burner, fan
coil units, zone valves,
aluminium radiators
P2
5 minutes
1 minute
1,5 °C
Electric radiators
P3
20 minutes
2 minutes
1,5 °C
Radiant or floor systems,
cooling
P4
5-10-15-20 minutes
from 1 to 5 minutes
from 1 °C to 3 °C
TH350 EN 05_08.indd 38
TH350 EN 05_08.indd 38
30-05-2008 8:20:56
30-05-2008 8:20:56
