11.
EXTERNAL INPUT & OUTPUT
Connector
CN102
CN103
CN6
CN10
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
Air flow 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 33ft. (10m).
●
When function setting is in "Operation/Stop" mode
ON
Input signal
OFF
Operation
Indoor unit
Stop
●
When function setting is in "Forced stop" mode
Input signal
Forced stop
Command
Operation
Indoor unit
Remote controller
Parts (Optional)
z
Model name
UTD-ECS5A
Wire (External input)
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
Contact capacity : 24VDC or more, 10mA or more.
Please use non-polar relays and switches.
*33ft. (10m)
Signal
Field supply
ON
OFF
Normal
Stop
OUTPUT
—
Operation status output
Fresh air control output
Auxiliary heater output
Starting mode other than initial setting
Temperature at previous operation
ON
ON
Remote control
operation invalidity
- (01 - 28) -
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