Part 4: Installation and Start-up
Remote
controls
51
Maximum delimiter
If a maximum delimiter is required it must be connected
between the heating circuit pump and the pump controller
switch output.
Connector I, terminals 4 and 5
Telephone switch
The heating system can be switched to Heating mode
h
with a telephone switch. The connection terminals of the
controller for the remote control FBR (see connection
diagram) are used for installation. As soon as a short
circuit is detected at terminals 2 and 3 of the
corresponding connector, the heating circuit assigned
switches to heating operation. In Hot water preparation is
also activated. (boiler controller ) When the short-circuit is
eliminated, the controller once again heats on the basis of
the set heating program.
E
If the heating circuit is controlled remotely by an
operating module, the telephone switch must be connected
at the operating module.
FB
R
1
3
1
32
FB
R
1
3
1
32
1
2
T
T