External Input & Output; External Input - Fujitsu AGU9RLF Design & Technical Manual

11. EXTERNAL INPUT & OUTPUT
Connector
CN14
CN20
CN21
11-1.

EXTERNAL INPUT

CONTROL INPUT (Operation/Stop or Forced stop)
„ „
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.
Unit operation
Operation mode
Set temperature
Airflow mode
Up-down air direction (swing)
Left-right air direction (swing)
Circuit diagram example
z „
Indoor unit
control PC board
Connector
1
3
*: Make the distance from the PC board to the connected unit within 33 ft.(10 m).
Contact capacity: DC 24 V or more, 10 mA or more.
● When function setting is in "Operation/Stop" mode
ON
Input signal
OFF
Operation
Indoor unit
Stop
● When function setting is "Forced stop" mode
ON
Input signal
OFF
Forced stop
Command
Normal
Operation
Indoor unit
Stop
Remote controller
INPUT
Control input
-
-
Initial setting after power is ON
Auto changeover
76°F (24°C)
AUTO
Standard air direction (swing OFF)
Standard air direction (swing OFF)
Connected unit
Ex.) Switch
*33 ft.(10 m)
Signal
Field supply
OUTPUT
-
Operation status output
Error status output
Starting mode other than initial setting
Temperature at previous operation
ON ON
Remote control
operation invalidity
- (01 - 21) -
REMARKS
See external input/output
settings for details.
Mode at previous operation
Mode at previous operation
Air direction at previous operation
Air direction at previous operation
ON