Mitsubishi Electric MAC-333IF-E, Installation Manual

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7
B A
TB580
CN560
SW502
SW500
SW580
0
9. Connecting with MA remote controller
■
Connecting the SYSTEM CONTROL Interface to MA remote controller
A room air conditioner can be operated with the wired remote control.
Indoor unit
MA remote controller
MA remote controller
MA remote controller
or Interface unit
● To connect with the MA remote controller, connect the MA remote control cable with TB580. (It is unpolarized.)
● When more than one unit of room air conditioner is operated in a group, make a cross wire connection at TB580 with the MA remote control
cable .
● The MA remote controller can carry out simultaneous control of up to 16 sets
of room air conditioners.
● Up to two MA controllers can be connected in one group.
● Wiring length from the interface at the refrigerant address “0” to the MA remote
controller should be less than 10m [33ft.].
● To operate the room air conditioner in a group, make the total length of wiring
for the MA remote controller less than 50m [164ft.].
Group control
Outdoor unit Outdoor unit Multi outdoor unit
Indoor unit Indoor unit Indoor unit Indoor unit
MA remote
controller
■
Setting when MA remote controller is connected
Interface unit
➊
MA remote controller cable
MA remote
controller cable
Cable tie
➑
Interface unit
➊
(Refrigerant
address“0”)
Interface unit
➊
(Refrigerant
address“1”)
Interface unit
➊
(Refrigerant
address“2”)
Interface unit
➊
(Refrigerant
address“3”)
Screw for
mounting
➐
Mounting cord
clamp (Large)
➏
or (Medium)
➎
ON
Functions SW No. Operating details
Room temperature
detector position
SW500
ON
OFF
1 2 3 4 5 6 7 8
SW500-3: OFF
• Temperature detected by suction temperature sensor of the unit is made to be room temperature.
SW500-3: ON
• Temperature detected by temperature sensor of the remote controller is made to be room
temperature.
● Setup of an refrigerant address
● Setup of Room temperature detector position
SW No. Refrigerant address Comments
SW580
Address can be set from 0 to 15 • Set the refrigerant address of the unit that supplies electric power to the MA remote controller to “0.”
• When carrying out group operation of two of more room air conditioners, set different refrigerant
addresses within the group.
*A to F of the rotary switch correspond to refrigerant addresses 10 to 15.
Notes
• Be sure to set the “Auto Heating/Cooling Display Setting” of the MA
remote controller OFF before use.
* For details on the “Auto Heating/Cooling Display Setting”, refer to the
MA remote controller instruction manual.
* When the “Auto Heating/Cooling Display Setting” is ON, the remote
controller display may differ from the actual operating status of the unit.
• A test run cannot be initiated using the test run switch on the MA
remote controller.
• Group control with CITY MULTI is unable.
Notes
• Set a different refrigerant address for each
room air conditioner even when a MULTI
type unit is connected.
• When connected to the M-NET system
and group control is executed using the
MA remote controller, the group setting
needs to be set on the M-NET system
controller side.
● Setting when P series is mixed in the same group (only when running group operation using the MA remote controller)
Functions SW No. Operating details
P series is mixed in
the same group
1 2 3 4 5 6 7 8
SW502
OFF
ON
ON
SW502-8: OFF
• Set to OFF when P series is not mixed in the same group.
SW502-8: ON
• Set to ON when P series is mixed in the same group.
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