Mitsubishi Electric PKA-RP1.6GAL Service Technical Manual page 134

15-3. Two remote controller control operation
(1) Two Wired Remote Controllers
(OC: Outdoor unit IC: Indoor unit
Slim Air Conditioners System
Outdoor unit
Remote controller
OC
connection circuit
(Controller cable)
Indoor unit
IC
Wired
remote
controller R
Outdoor unit
OC
Indoor unit
IC
Wired
remote
controller R
(Reference)
1 1 If simultaneous twin, triple or four, connect the remote controller to anyone of the indoor units. Can control all functions
of the indoor unit even if different models (different types) are mixed.
2 2 Do not use crossover wiring among indoor units with simultaneous twin, triple or quadro units. (Prohibited item.)
3 3 On the main body of each remote controller, set the "Main/Sub selection switch" on one unit to "Main" (factory setting)
and the other to "Sub". If MA remote controller, set switch No.1 to ON [(Main) Factory setting] and remaining switches
to OFF (Sub).
(2) Two wireless remote controllers
(OC: Outdoor unit IC: Indoor unit
Slim Air Conditioners System
Outdoor unit
Remote controller
OC
optical receiver
section connection
Indoor unit
circuit
IC
Wireless
remote controller
optical receiver
section R'
(Reference)
1 1 If simultaneous twin, triple or four, connect the remote controller to anyone of the indoor units. Can control all functions
of the indoor unit even if different models (different types) are mixed.
2 2 Do not use crossover wiring among indoor units with simultaneous twin, triple or quadro units. (Prohibited item.)
3 3 Standard 1:1 While it is not possible to connect two remote controller optical sections to an indoor unit, it is possible to
connect one each of the remote controller optical sections to each indoor unit. When this is done, all pair numbers are
set to "0" (No setting required. Factory setting) and they can be stopped and started simultaneously.
R-1 Master remote controller
Standard 1:1 Simultaneous Twin
OC
3
IC-1
2
2
R-1 R-2
OC
3
IC-1
2
2
R-1 R-2
R: Master remote controller
Standard 1:1 Simultaneous Twin
Cannot use two remote
controllers.
R-2 Slave remote controller)
Simultaneous Triple
OC OC
3 3
3
IC-1 IC-2 IC-1
2
2 2
R-1 R-2 R-1
OC OC
3 3 3
IC-1 IC-2 IC-1
2 2 2
R-1 R-2 R-1
MA remote controller
R': Wireless remote controller optical receiver section)
Simultaneous Triple
OC OC
3 3 3
IC-1 IC-2 IC-1
9 9 9
R-1 R-2 R-1
134
Simultaneous Quadro
OC
3
3 3 3
IC-2 IC-3 IC-1 IC-2
2 2
2
R-2 R-1 R-2
OC
3 3 3 3
IC-2 IC-3 IC-1 IC-2
2 2
R-2 R-1
Simultaneous Quadro
OC
3 3 3 3 3
IC-2 IC-3 IC-1 IC-2
9 9 9
R-2 R-1 R-2
3 3
IC-3 IC-4
3 3
IC-3 IC-4
2
R-2
3
IC-3 IC-4