8. External input and output
Connector
Input
Output
Remarks
CN102
Control input (Operation/Stop)
—
See external input/output
settings for details.
CN103
—
Operation status output
CN6
—
Fresh-air control output
8-1. External input
• “Operation/Stop” mode or "Forced stop" mode can be selected with function setting of indoor unit.
• A twisted pair cable (22AWG) should be used. Maximum length of cable is 492 ft (150 m).
• The wire connection should be separate from the power cable line.
¢
Control input (Operation/Stop or Forced stop)
The air conditioner can be remotely operated by means of the following on-site work.
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 PCB and turning it on.
Unit operation
Initial setting after power is on
Starting mode other than initial setting
Operation mode
Auto changeover
Mode at previous operation
Set temperature
76 °F (24 °C)
Temperature at previous operation
Airflow mode
AUTO
Mode at previous operation
Air direction (swing)
Standard air direction (swing OFF)
Air direction at previous operation
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8-1. External input
8. External input and output
CASSETTE TYPE
AUU09-18RLF
CASSETTE TYPE
AUU09-18RLF