Airwell AW-WHPMA04-H91 Manual De Instalación página 46

SW9
L N
Master unit
Fuse
On/Off switch
Indoors
Power supply
Distribution box
The parallel system electrical control system connection diagram(1N~)
SW9
L1 L2 L3 N
Master unit
Fuse
On/Off switch
Power supply
Distribution box
The parallel system electrical control system connection diagram(3N~)
CAUTION
1、The parallel function of the system only supports 6 machines at most .
2、In order to ensure the success of automatic addressing, all machines must be connected to the same power
supply and powered on uniformly.
3、Only the Master unit can connect the controller, and you must put the SW9 to "on" of the master unit, the slave
unit cannot connect the controller .
4、Please use the shielded wire, and the shield layer must be grounded.
SW9
OFF
Master
unit
select
ON
Please use the shielded wire, and the shield layer must be grounded.
L N
H1 H2
Slave unit 1
Fuse Fuse
Distribution box Distribution box
SW9
OFF
Master
unit
select
ON
Please use the shielded wire, and the shield layer must be grounded.
L1 L2 L3 N L1 L2 L3 N
H1 H2
Slave unit 1
Fuse Fuse
Distribution box Distribution box
41
L N
L N
H1 H2
......
Slave unit 2
Fuse
Distribution box
L1 L2 L3 N
H1 H2
......
Slave unit 2
Fuse
Distribution box
H1 H2
Slave unit x
Only the last IDU
requires adding the
build-out resistor at
P and Q.
Build-out resistor
H1 H2
Slave unit x
Only the last IDU
requires adding the
build-out resistor at
P and Q.
Build-out resistor