Mitsubishi PUMY-P60NKMU Technical & Service Manual page 28

• Name, Symbol, and the Maximum Units for Connection
Longest length via outdoor unit (M-NET cable):
L +L +L +L and L
1 2 3 4
Longest transmission cable length (M-NET cable):
L and L +L and L
1 3 4
Remote controller cable length:
m1 and m1+m2+m3 and m1+m2+m3+m4 [ 200 m [656 ft] (0.3 to 1.25 e [AWG22 to AWG16])
OC
(51)
TB3
M1 M2 S
OC
(53)
TB3
M1 M2 S
Power Supply
Unit
M1 M2 S
System
controller
M1 M2 S
: Group
: Group
: Group
: Shielded Wire
: Sub Remote Controller
( ): Address
• Never connect together the terminal blocks (TB5) for transmission wires for indoor units (IC) that have been connected to
different outdoor units (OC).
• M-NET remote controller and MA remote controller cannot be connected with the indoor unit of the same group wring
together.
OCH502C
[ 500 m [1640 ft] (1.25 e [AWG16] or more)
+L +L +L
1 2 6 7
[ 200 m [656 ft] (1.25 e [AWG16] or more)
and L +L and L
6 2 6 7
TB7
M1 M2 S
M1 M2 S
TB7
M1 M2 S
M1 M2 S
IC IC
(01) (02)
TB5 TB15 TB5 TB15
M1 M2 S
1 2 1 2
A B
MA
IC
IC
(04)
(03)
TB5 TB15 TB5 TB15
M1 M2 S
1 2
1 2
A B
MA
28
IC IC
(05) (06)
TB5 TB15 TB5 TB15
M1 M2 S M1 M2 S
1 2 1 2
A B A B
MA MA
IC
(07)
TB5 TB15
M1 M2 S
1 2