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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
Air direction (swing)
Circuit diagram example
z
„
Indoor unit
control PC board
Connector
1
3
*33 ft.(10 m)
*: 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
-
Operation status output
-
Error status output
Initial setting after power is ON
Auto changeover
76°F (24°C)
AUTO
Standard air direction (swing OFF)
Connected unit
Ex.) Switch
Signal
Field supply
ON
- (01 - 22) -
OUTPUT
REMARKS
-
See external input/output
settings for details.
Starting mode other than initial setting
Mode at previous operation
Temperature at previous operation
Mode at previous operation
Air direction at previous operation
ON
ON
Remote control
operation invalidity
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