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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
SW500
SW502
To connect with the MA remote controller, connect the MA remote control cable
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.].
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.
■ Setting when MA remote controller is connected
Setup of an refrigerant address
SW No.
Refrigerant address
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."
SW580
Setup of Room temperature detector position
Functions
Room temperature
ON
detector position
1
2
OFF
Setting when P series is mixed in the same group (only when running group operation using the MA remote controller)
Functions
P series is mixed in
ON
the same group
1
2
MA remote controller cable
B A
TB580
MA remote controller
SW580
CN560
0
➊
Interface unit
• 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.
SW No.
SW500
SW500-3: OFF
ON
• 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
3
4
5
6
7
8
temperature.
SW No.
SW502
ON
SW502-8: OFF
• Set to OFF when P series is not mixed in the same group.
SW502-8: ON
3
4
5
6
7
8
• Set to ON when P series is mixed in the same group.
OFF
Screw for
➐
mounting
MA remote controller
MA remote
controller cable
MA remote controller
or Interface unit
with TB580. (It is unpolarized.)
Group control
Outdoor unit
Outdoor unit
Indoor unit
Indoor unit
Indoor unit
➊
➊
Interface unit
Interface unit
(Refrigerant
(Refrigerant
address"0")
address"1")
Notes
• Set a different refrigerant address for each
room air conditioner even when a MULTI
MA remote
type unit is connected.
controller
• 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.
Comments
Operating details
Operating details
Mounting cord
➏
clamp (Large)
➎
➑
Cable tie
or (Medium)
Multi outdoor unit
Indoor unit
➊
➊
Interface unit
Interface unit
(Refrigerant
(Refrigerant
address"2")
address"3")
7
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