Mitsubishi Electric CITY MULTI PUHY-P72-432TNU-A Data Book page 176

11. M-NET CONTROL
11-4-3-2. MA remote controller, Single-refrigerant-system, System Controller
<Three outdoor units>
PUHY
OC OS1
51 52
CN40 CN41 CN40 CN41
DipSW5-1 DipSW5-1
ON ON
TB3 TB3
201
SC
*1 For Wireless R/C and Signal receiver unit (SRU), channel 1, 2 and 3 are selectable and should be set to same channel.
*SC can be connected to TB3 side or TB7 side;
Should SC connected to TB7 side, change Jumper from CN41 to CN40 at the Outdoor unit module so as to supply power to the SC.
Up to three System controllers can be connected to TB3 side.
NOTE:
1. Outdoor units OC, OS1 and OS2 in one refrigerant circuit system are automatically detected.
OC, OS1 and OS2 are ranked in descending order of capacity. If units are the same capacity, they are ranked in ascending order of their
address.
2. Address should be set to Indoor units and central controller.
3. For a system having more than 32 indoor unit, confirm the need of Booster at 11-3. "System configuration restrictions".
4. When the PAR-CT01MA series, PAR-FS01MA series, PAR-4"x"MA series, or PAR-3"x"MA series ("x" represents 0 or later) is connected
to a group, no other MA remote controllers can be connected to the same group.
MEES23K040
<Two outdoor units>
PUHY
OS2 OC
53 51
CN40 CN41 CN40 CN41
DipSW5-1 DipSW5-1
ON ON
TB3 TB3
TB3
Group 1
Indoor unit
01
TB5 TB15 TB5
SRU
MA R/C
Wireless R/C
<One outdoor unit>
PUHY
OS1 OC
52 51
CN40 CN41 CN40 CN41
DipSW5-1 DipSW5-1
ON ON
TB3
Group 2
02 03
TB15 TB5 TB15
*1
*1
Group 3 Group 4
04 05
TB5 TB15 TB5 TB15
MA R/C MA R/C
(Main)
Y-Series
MA R/C
(Sub)
173