Samsung RVMC060GDM0 Technical Manual page 40

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. Control System
4. Installation
(3) Wiring diagram
Install the interface module, another optional accessory, in the outdoor unit which will be
controlled by the centralized controller, then connect the function controller and the
centralized controller to the interface module.
Each outdoor unit connected to the same centralized controller must have its own
interface module.
Distance between the centralized controller and the last interface module should be 1000
meters or less.
Function
controller
Centralized
controller
Outdoor unit 1
Interface
module 1
Outdoor unit 2
Interface
module 2
Interface
module 3
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Indoor unit 1 Indoor unit 2
Indoor unit 4 Indoor unit 5
Wired remote controller
Indoor unit 3
Indoor unit 6