Panasonic U-8ME1E8 Installation Instructions Manual page 46

Basic wiring diagram: Example (2)
No. 1 Refrigerant circuit
No. 1 (main outdoor unit) settings
System address No. of indoor units
(system 1 setting) (13 units setting)
(S002) (S003)
ON
ON
2
1
OFF
ON
1
(S006)
No. of
Unit
outdoor units
number
ON
ON
(3 units
setting
1 2 3
setting)
OFF (unit No. 1)
Outdoor unit
system 1
(Main)
Indoorunit
Remote
controller
No. 2
System address
Refrigerant
(system 2 setting)
circuit
(S002) (S003)
No. of
outdoor
units (2 units
setting)
To other system
link wiring
• Indoor and outdoor unit power can be turned ON for each system separately.
• Indoor and outdoor unit power cannot be turned ON for each system separately.
Automatic address setting in Heating mode
Automatic address setting in Cooling mode
• If link wiring is used * When multiple outdoor main units exist, remove the socket that is used
(S004)
(S005)
ON
2 3
OFF
(S007)
Unit
ON
ON
number
setting
1 2 3
OFF
(unit No. 2)
Leave the socket that is
Unit
used to short-circuit the
No. 1
terminal plug.
(CN072)
Inter-outdoor unit control wiring
Inter-unit control wiring
1-1 1-2
No. 1 (main unit) settings
No. of indoor units
(9 units setting)
(S004)
ON
ON
1 2
(S005)
OFF
ON
ON
1 2 3
OFF
(S006)
(S007)
Unit number
ON ON ON
setting (unit
1 2 3 1 2
No. 1)
OFF
Outdoor unit Unit
system 2 No. 1
(Main)
2-1
Indoor unit
Remote
controller
Make settings as appropriate for the cases listed below.
(Refer to the instructions on the following pages.)
to short-circuit the terminal plug (CN072) from all outdoor main unit
PCBs except for one unit.
Alternatively, move the sockets to the "OPEN" side.
No. 2 (sub unit)
settings
(S007)
ON
ON
1 2 3
OFF
Unit
No. 2
(Sub)
Inter-outdoor unit control wiring
1-3
Remote controller
communication wiring
No. 2 (sub unit) settings
(S007)
Unit number
ON
ON setting (unit
No. 2)
1 2 3
3
OFF
Move the socket
Unit
to the "OPEN" side
No. 2
(CN072).
(Sub)
Inter-unit control wiring
2-2
Remote controller
communication wiring
Case 2
Case 3A
Case 3B
Fig. 7-6
45
No. 3 (sub unit)
settings
(S007)
Unit
number
ON
setting
1 2 3
(unit No. 3)
Unit
No. 3
(Sub)
1-13
ON
OFF
Inter-outdoor unit control wiring
2-9
ON
OFF