Mitsubishi Electric PUMY-P36NKMU3 Technical & Service Manual page 42

• Name, Symbol, and the Maximum Units for Connection
• Longest length via outdoor units: L
• Longest transmission cable length: L
• M-NET Remote controller cable length: R
TB3
M1 M2 S
TB3
M1 M2 S
Power Supply
M1 M2 S
A : Group
B : Group
C : Group
D : Shielded Wire
E : Sub M-NET Remote Controller
( ): Address example
• Never connect together the terminal blocks (TB5) for transmission wires for M-NET control indoor units (M-IC) that have
been connected to different outdoor units (OC).
• Set all addresses to ensure that they are not overlapped.
• M-NET remote controller and MA remote controller cannot be connected with the M-NET control indoor unit of the same
group wiring together.
OCH733
+L +L +L L
1 2 3 4, 1
L +L , L
1, 3 4 3+
,R +R
1 2
If the length exceeds 33 ft [10 m], use AWG 16 [1.25 mm²] shielded wire. The length of
this section (L ) should be included in the calculation of the maximum length and overall
8
length.
OC
(51)
TB7
M1 M2 S
D
OC
(53)
NO
TB7
M1 M2 S
Unit
System
controller
M1 M2 S
+L +L L L +L +L +L [ 1640 ft [500 m] (AWG 16 [1.25 mm² ])
2 3+ 5, 1 2 6 7
L L +L , L [ 656 ft [200 m] (AWG 16 [1.25 mm²])
5, 2 6 7
, R [ 33 ft [10 m] (AWG 20 to AWG 16 [0.5 to 1.25 mm²])
3 4
A
M-IC M-IC
(01) (02)
TB5 TB5
M1 M2 S M1 M2 S
A B
(101)
M-NET RC
M-IC M-IC
(04)
(03)
TB5
TB5
M1 M2 S M1 M2 S
A B
(104)
M-NET RC
B
42
C
M-IC
M-IC
(05) (06)
TB5 TB5
M1 M2 S
M1 M2 S
A B A B
(105) (155)
M-NET RC M-NET RC
NO
E
M-IC
(07)
TB5
M1 M2 S