33
MICROPROCESSOR CONTROL
6
6-1. System construction
(1) System construction
A-control model which just wires the connecting line between the indoor and outdoor unit and supply the power is applicable to
any models of standard (1:1), twin and triple. (Refer to 2 Start-up system.)
Standard 1:1
Synchronized twin. Triple
1
Unit (indoor/outdoor) power supply L/N
2
Connecting line between the indoor and
outdoor; S1/S2/S3, Polarized 3-wire
3
Remote controller transmission line; Non
polarized 2-wire
4
Auxiliary heater exclusive power supply; L/N
1
Unit (indoor/outdoor) power supply L/N
2
Connecting line between the indoor and outdoor; S1/S2/S3, Polarized 3-wire
3
Remote controller transmission line; Non polarized 2-wire
4
Auxiliary heater exclusive power supply; L/N
1
Unit (indoor/outdoor) power supply L/N
2
Connecting line between the indoor and
outdoor; S1/S2/S3, Polarized 3-wire
3
Remote controller transmission line; Non
polarized 2-wire
4
Auxiliary heater exclusive power supply; L/N
Remote control main/sub setting necessity
(In case of 2 remote controllers)
No setting (initial setting)
Refrigerant address setting; SW1; 3~6
V
arious setting
Remote controller
Main Sub
Indoor unit
Outdoor unit
Remarks
Group control
1
4
2
3
Main
(00)
Outdoor unit; (00)...Refrigerant address
(SW1; 3~6)
Indoor unit; (00)–
w
Indoor unit number
(auto setting)
Refrigerant address
(receiving from the
outdoor unit)
Outdoor unit; (00)...Refrigerant address
(SW1; 3~6)
Indoor unit; (00)–
w
Indoor unit number
(auto setting)
Refrigerant address
(receiving from the
outdoor unit)
(00)-1
(00)-2
(00)-3
Sub
1
4
4
2
2
2
4
3
Main
(00)
(00)-1
(00)-2
(01)-1
1
(01)
1
(02)
1
4
4
2
2
2
4
(02)-1
(02)-2
4
2
2
4
3
3
3
3
(1) Indoor unit number is set automatically
(2) When the refrigerant address of the unit is "00", Remote controller is supplied.
Remote control main/sub setting necessity
(In case of 2 remote controllers)
No setting
No setting
Remote control main/sub setting necessity
(In case of 2 remote controllers)
No setting (initial setting)
No setting (initial setting)
V
arious setting
Remote controller
System construction
System construction
Indoor unit
Outdoor unit
Remarks
(1) Indoor unit number is set automatically
OCT04A-2.qxp 04.9.29 9:15 AM Page 33
