33
KWE P
/N 542 0
19 Ve
rsatronik
COMO OT V1
.1
06/2009 Tec
hni
ca
l inform
at
io
n
subject to
c
ha
nge
without noti
ce
The controller can be switched to heating
operation (
h
) by means of a telephone switch.
Connecting a telephone switch:
Connection terminals 3+4.
As soon as these terminals detect a closed circuit,
the controller switches to heating operation (with
set room temperature I).
When the short circuit is cleared, heating resumes
according to the set mode of operation or the set
heating program.
The Versatronik COMO OT Room Temperature
Controller can be programmed to allow full time
operation in reduced mode. Upon contact closure
of the telephone input, the room temperature set
point is controlled by the normal room
temperature settings. Typical applications such as
this would include weekend homes/cottages.
Switching on the heating via telephone
Control Operation
Section 3.6
