Mitsubishi Electric PUMY-P100VHMB Service Manual page 32

• 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)
[ 200m
L + L , L + L , L + L
1 2 2 3 3 1
Remote controller cable length
1. If 0.5 to 1.25 mm²
[10m
R , 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
Maximum units for connection
1 OC unit can be connected to 1~8 (P100)/1~10 (P125)/1~12 (P140) 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
M1M2 S A B
OC
51
TB3 TB7
M1M2 S A B S
OC
51
TB3 TB7
S A B S
M1M2
—
Prohibited items
IC
01
TB5 TB15
S M1M2 S 1 2
A B
101
RC
IC
01
TB5 TB15 TB5
M1M2 S 1 2 M1M2
A B A B A B
101 151 102
RC RC RC
(Main) (Sub) (Main)
IC(Main)
01
TB5 TB15
S 1 2
M1M2
A B
102
RC
32
IC
02
TB5 TB15
M1M2 S 1 2
A B
TB15
MA
IC
• Use the indoor unit (IC)
02
address plus 150 as the
TB15
sub remote controller
S 1 2
address. In this case, it
should be 152.
• 3 or more remote con-
troller (RC) cannot be
A B A B
connected to 1 indoor
103 104
unit.
RC
RC
(Sub)
IC(Sub)
02
TB5 TB15
S 1 2 2
M1M2
• The remote controller
address is the indoor
unit main address plus
100. In this case, it
should be 101.