ΙΙ
. Control System
4. Installation
ΙΙ
12
4-3. Centralized controller
(1) Accessories
(2) Wiring diagram
Each outdoor unit connected to the same centralized controller must have its own interface module.
(3) Interface module installation
Centralized
Controller (1)
Cable-tie (2) Cable Clamp (5) M4x16 Tapped
Screw (7)
Owner’s
instructions(1)
Installation
manual(1)
Outdoor unit 1
Interface
module 1
Interface
module 2
Interface
module 3
Centralized
controller
Indoor unit 1 Indoor unit 2 Indoor unit 3
Outdoor unit 2
Indoor unit 4
Wired remote
controller
Indoor unit 5 Indoor unit 6
◆ If you would like to install the centralized controller, you must install the optional interface module
in the outdoor unit.
NN
NN
oo
oo
tt
tt
ee
ee
Interface
module 1
Interface
module 2
CN01
(BLUE)
CN12
(BLUE)
PCB
Terminal Block
CN02
(RED)
Interface
module 3
AC power supply
Centralized
controller
Outdoor unit
Red
Blue
DVM TM(chapter2)_E<03759 6/14/02 1:50 PM Page 12
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