Mitsubishi Electric PUMY-P100VHMB Service Manual page 34

• Name, Symbol, and the Maximum Units for Connection
• Longest length via outdoor units : L
• Longest transmission cable length : L
• Remote controller cable length : R
M1 M2 S
TB7
M1 M2 S
TB7
Power Supply
M1M2S
G-50A
: Group 1
: Group 3
: Group 5
: 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).
• Set all addresses to ensure that they are not overlapped.
• M-NET remote controller and MA remote controller cannot be connected with the indoor unit of the same group wiring
together.
+L +L +L
1 2 3 4,
L +L , L
1, 3 4 3+
, R
,R +R
1 2 2
If the length exceeds 10 meters, use a 1.25 mm² shielded wire. The length of this sec-
tion (L ) should be included in the calculation of the maximum length and overall length.
8
OC
(51)
TB3
M1M2 S
OC
(53)
TB3
M1M2 S
Unit
M1M2 S
L +L +L L L +L +L +L
1 2 3+ 5, 1 2 6 7
[ 200 meters (1.25mm²)
L , L L +L , L
5 6, 2 6 7
[ 10 meters (0.5 to 1.25mm²)
, R
3 4
IC IC
(01) (02)
TB5 TB5
M1 M2 S M1 M2 S
A B
(101)
RC
IC IC
(04)
(03)
TB5 TB5
M1 M2 S M1 M2 S
A B
(104)
RC
34
[ 500 meters (1.25mm²)
IC IC
(05) (06)
TB5 TB5
M1 M2 S M1 M2 S
A B A B
(105) (155)
RC RC
IC
(07)
TB5
M1 M2 S