Fujitsu AOTG54LCTL, Design & Technical Manual

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EXTERNAL INPUT & OUTPUT 11.
EXTERNAL INPUT 11-1.
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 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
Circuit diagram example
„ z
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
When function setting is "Operation/Stop" mode •
Operation
Stop
ON
OFF
Input signal
Indoor unit
INPUT OUTPUT Connector REMARKS
CONTROL INPUT — CN103
See external
input/output settings for
details.
— OPERATION STATUS CN100
— ERROR STATUS CN101
— FRESH AIR CONTROL CN161
— AUXILIARY HEATER CN160