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4.2 Installation Method
4.2.1 Wiring requirements
One-to-more and two-to-more
IDU 1#
X1 X2
CN6
L1
L2
X1 X2
X1 X2
Wired
Wired
controller
controller
The one-to-more function must be set for the wired
controller.(Refer to "Parameter settings N37" ) After the
communication between the wired controller and IDU lasts 3
minutes and 30 seconds, the control can be implemented
IDU 2#
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
Refer to "Parameter settings C00"
set
07
D1 D2
···
IDU 3-15#
IDU 16#
D1 D2
CN2
Ln
)
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