Fujitsu ASU9RLS Design & Technical Manual page 23

OPERATING OUTPUT SETTING
• You can display air conditioner ON / OFF operation by external output.
Signal specification
• No voltage contact.
• Contact capacity : Max. DC24V 10mA to 1A or less
OPERATION
Indoor unit status
External output signal
Installation example
For operation display
Indoor unit
STOP
SHORT
OPEN
Print circuit
board
External
input
Blue
External
1
2
output
Purple
- (01 - 20) -
External device
( Field supply )
Ic
Vc