Mitsubishi Electric PUMY-P200YKM Technical & Service Manual page 20

• Name, Symbol and the Maximum Remote controller Units for Connection
Name Symbol
Outdoor unit OC
Indoor unit IC
M-NET remote
RC
controller
Permissible Lengths
Longest transmission cable length
(1.25 mm²)
L + L , L + L , L + L [ 200 m
1 2 2 3 3 1
Remote controller cable length
1. If 0.5 to 1.25 mm²
, R [10 m
R 1 2
2. If the length exceeds 10 meters,
the exceeding section should be
1.25 mm² and that section should
be a value within the total exten-
sion length of the transmission
cable and maximum transmis-
sion cable length. (L )
3
Same as above
Same as above
OCH575
Maximum units for connection
1 OC unit can be connected to 1 to 12(P175)/1 to 12 (P200)/1 to 12 (P225) IC units
Maximum 2 RC for 1 indoor unit, Maximum 12 RC for 1 OC
• M-NET remote controller (RC) and MA remote controller (MA) cannot be used together.
• Do not connect anything with TB15 of indoor unit (IC).
OC
51
TB3 TB7
M1 M2 S M1 M2 S
OC
51
TB3 TB7
M1 M2 S M1 M2 S
OC
51
TB3 TB7
M1 M2 S M1 M2 S
—
Prohibited items
IC
01
TB5 TB15
M1 M2 S 1 2
A B
101
RC
IC IC
01 02
TB5 TB15 TB5
1 2
M1 M2 S M1 M2 S
A B A B A B A B
NO
101 151 102
RC RC RC RC
(Main) (Sub) (Main) (Sub)
IC(Main)
01
TB5 TB15
1 2
M1 M2 S
A B
NO
102
RC
20
IC
02
TB5 TB15
M1 M2 S 1 2
NO A B
TB15
MA
• Use the indoor unit (IC)
address plus 150 as the
TB15
1 2 sub remote controller
address. In this case, it
should be 152.
• 3 or more remote con-
NO
A B
troller (RC) cannot be
104
connected to 1 indoor
RC
unit.
IC(Sub)
02
TB5 TB15
1 2
M1 M2 S
• The remote controller
address is the indoor
unit main address plus
100. In this case, it
should be 101.