Fujitsu AOU48RLXFZ Design & Technical Manual page 249

7-1-2. EXTERNAL OUTPUT
ERROR STATUS OUTPUT
• An air conditioner error status signal is produced when a malfunction occurs.
Circuit diagram example
Outdoor unit
control PC board
Connector
+
1
2
*33ft. (10m)
* Make the distance from the PC board to the connected unit within 33ft. (10m).
Error
Error status
Normal
ON
Output signal
OFF
Parts (Optional)
Parts name
Model name
Connected unit
Vcc Vcc
Power
supply
+
Load
-
Signal
Field supply
External connect kit
UTY-XWZXZ3
- (06 - 95) -
1) Power supply
●Voltage (Chart sign=Vcc) : DC 24V or less
2) Load
● Load : DC 500mA or less is recommended
6. SYSTEM DESIGN