Mitsubishi Electric MAC-334IF-E Manual De Instalación página 5

6. Connecting the SYSTEM CONTROL Interface to a room air conditioner
➊
● Connect the interface unit
➊
unit .
Thin part of the connecting cable
Make sure to wire and shield the cable
Room air conditioner
so that the customer does not contact it.
Indoor
CN105
controller
(CN92)
board
Connect the connecting cable (5-core) that comes with
the interface unit
control board of a room air conditioner.
● The connecting cable (5-core) connected to a room air conditioner should be wired according to the room air conditioner installation manual.
Notes
• Extending or shortening the connecting cable (5-core) that comes out of the interface unit
cause it to malfunction. Also, keep the connecting cable (5-core) as far as possible away from the
electrical wires and ground wire. Do not bundle them together.
• To prevent the board from being damaged by static electricity, always remove static electricity
before starting work.
7. Connecting the SYSTEM CONTROL Interface with each system
(For details on each system, see the relevant instruction manual.)
● Screw the mounting cord clamp
connecting cable used for each system. Fasten the cable tie
in the figure to prevent undesirable movement of the connecting cable.
➐
Screw
Connecting cable
for each system
Cable tie
Notes
• If the connecting cable is not securely mounted, the connector may come off, break, or
malfunction.
• The dip switch (SW500, SW502) and the rotary switch (SW501, SW510, SW580) on the
➊
interface unit do not operate if they are not set correctly.
● Conduct the settings of the interface unit
and the indoor control board of a room air conditioner using the connecting cable (5-core) that comes with the interface
➊
to the connector CN105 on the indoor
➍ ➏
~ according to the thickness of the
➑
Mounting cord clamps
➑
➊
dip switch (SW500, SW502) and rotary switch (SW501, SW510, SW580) before turning on the power.
Thick part of the
connecting cable
➊
● The connecting cable (5-core) connected to a room air conditioner
should be mounted at the room air conditioner or its vicinity.
as shown
If the screw for the cable mount of the room air conditioner cannot be
➍ ➏
~ used, replace with the screw for mounting
Mounting
➎
cord clamp
➊
Interface unit
Warning
Connecting
connector
Securely fix the
connecting cable in
the designated place.
Failure to do so may
cause an electric shock,
fire, or malfunction.
.
Cable mount
Screw
Connecting cable
(5-core)
Screw
Mounting
➎
cord clamp
5