HomeMatic HM-LC-Sw1-DR, Installation And Operating Manual, Page: 52 / 76

52
Installation
Make sure that all connections are tight and
secured in the installation terminals.
Note that actual buttons (normally open) and
no rocker switches or push-button switches are
used in the button input circuit. Connect each
of the buttons between 230 V mains voltage L
(terminal 1.2 or 1.6) and the respective button
input S1 (terminal 1.3 or 1.7).
Assignment of connections:
Terminal Function
1 1.1/1.5 Switching channel (switched
phase)
N 1.4/1.8 Neutral conductor connection
L 1.2/1.6 External conductor connection
(phase)
S1 1.3/1.7 Push button input S1 (phase)
Permitted cable cross sections for connecting to
the actuator:
rigid and flexible cable [mm
2
]
0.75 – 2.50