
U
SER
’
S
AND
I
NSTALLER
’
S
M
ANUAL
I
NSTALLATION
Version: 4.0 (23-08-2007)
21
7. Couple the connector to the printed circuit board
4
.
8. Connect the external-control cable (if used) to the termi-
nal on the printed circuit board
5
.
9. Put the front onto the back plate.
2.7.4 Connecting control panel to unit
The controller sockets
1
and
2
are located in the connector
plate on the upper side of the unit. The two sockets are iden-
tical. One of the two sockets has a dummy plug.
1. Connect the control cable to the free socket
1
or
2
.
Note:
n
Do
not
remove the dummy plug from the other socket, as
this may lead to faults.
Note:
n
Allow some 30 cm excess cable length: it will be needed to
take the electronics out when servicing the unit.
Multiple units operated from one single control panel
1. For each unit to be linked, remove the dummy plug from
socket
1
or
2
.
2. Interlink the units: connect the control cables to
1
and
2
.
Note:
n
Do
not
remove the dummy plug from the last unit, as this
may lead to faults.
1
2
3
4