- (05-39) -
SY
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EM
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SY
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EXTERNAL INPUT
5-2-1.
CONTROL INPUT (Operation / Stop or Forced stop)
Corresponding indoor units : All indoor units
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
Initial starting after turned power on
Other than initial starting
Operation mode
Auto changeover
Mode at previous operation
Set temperature
24°C
Temperature at previous operation
Air flow 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
When function setting is "Operation / Stop" mode
●
When function setting is "Forced stop" mode
●
Remote controller
On
On
On
Input signal
On
Off
Indoor unit
Operation
Stop
Command
Forced stop
Normal
Remote control
operation invalidity
Indoor unit
control PC board
Connector
1
2
3
Signal
Field supply
* Make the distance from the PC board to the connected unit within 10 m.
Contact capacity : 5VDC or more, 15mA or more.
Please use the non-polar relays and switches.
Surely insulate with
insulation tape etc. since
this wire is not used.
*10 m
Connected unit
Ex.) Switch
ON
OFF
Operation
Stop
Input signal
Indoor unit
