Design and Technical Manual

6. SYSTEM DESIGN
INDOOR UNIT7-2.
Indoor unit type
EXTERNAL INPUT EXTERNAL OUTPUT
Control input
Operation status
output
Fresh air control
output
Auxiliary heater
output
Error status output
Compact Cassette
● ● ● ― ―
Slim Duct
● ● ● ● ―
Wall Mounted
● ● ― ―
●
(ASU9RLS2,
ASU12RLS2,
ASU15RLS2
ASU7RLF1
ASU9RLF1
ASU12RLF1)
Floor
● ● ― ― ●
EXTERNAL INPUT7-2-1.
CONTROL INPUT (Operation/Stop or Forced stop)

Compact
Cassette
Slim Duct
Wall Mounted Floor
ASU7RLF
ASU9RLF
ASU12RLF
ASU9RLS2
ASU12RLS2
ASU15RLS2
ASU7RLF1
ASU9RLF1
ASU12RLF1
ASU18RLF
ASU24RLF
AGU9RLF
AGU12RLF
AGU15RLF
Connector CN102 CN102 CN303 CNA01 CN14 CN14
The air conditioner can be remotely operated by means of the following on-site work.
"Operation/Stop" mode or "Forced stop" mode can be selected with function setting of indoor unit.
Unit operation is started at the following contents by adding the contact input of a commercial ON/OFF switch to a
connector on the external control PC board and turning it ON.
Initial starting after turned power on Other than initial starting
Operation mode Auto changeover Mode at previous operation
Set temperature 76°F (24°C) Temperature at previous operation
Air ow mode AUTO Mode at previous operation
Up-down air direction (swing) Standard air direction (swing OFF) Air direction at previous operation
Left-right air direction (swing) Standard air direction (swing OFF) Air direction at previous operation
Circuit diagram example
z
Indoor unit
control PC board *1
Connector
1
3
Signal
Field supply
33ft. (10m) *2
Connected unit
Ex.) Switch
Contact capacity : 24VDC or more, 10mA or more.
*1: PC board of Communication kit is used for Wall mounted (ASU7RLF, ASU9RLF, ASU12RLF/ASU9RLS2,
AS U12RLS2, ASU15RLS2, ASU7RLF1, ASU9RLF1, ASU12RLF1) type.
*2: Make the distance from the PC board to the connected unit within 33ft. (10m).
Indoor unit type
1 Pin
(Polarity)
3 Pin
(Polarity)
Compact Cassette - +
Slim Duct - +
Wall Mounted
ASU7RLF, ASU9RLF, ASU12RLF + -
ASU9RLS2, ASU12RLS2, ASU15RLS2,
ASU7RLF1, ASU9RLF1, ASU12RLF1,
ASU18RLF, ASU24RLF
- +
Floor AGU9RLF, AGU12RLF, AGU15RLF - +
- (06 - 110) -
SYSTEM DESIGN SYSTEM DESIGN