Sinclair SDV 6 User & Installation Manual page 51

Do not install the wired controller in a wet place and avoid direct
sunlight.
Do not install the wired controller when it is powered on.
Please install the wired controller after painting the wall;
otherwise, water, lime and sand may enter the wired controller.
7.2 Installation Method
7.2.1 Wiring requirements
One-to-more and two-to-more
IDU 1#
X1 X2
CN6
L1 L2
X1 X2 X1 X2
Wired
Wired
controller
controller
IDU 2#
D1 D2 D1 D2
CN2
CN2
L3
Please use the shielded wire, and
the shield layer must be grounded.
Please use shielded wires, and the
shield layer cannot be grounded.
The IDU can realize the one-to-more and
two-to-more functions.
(main-secondary wired controller needs to be set)
48
IDU 16#
D1 D2
···
CN2
IDU 3-15#
Ln
Fig.1