External Output - Fujitsu AR C72LHTA Series Design & Technical Manual

13-2.

EXTERNAL OUTPUT

ERROR STATUS OUTPUT
„ „
• An air conditioner error status signal can be output by means of the following on-site work.
Circuit diagram example
z „
Outdoor
control PC board
Connector
+ Red
1
White
2
Black
3
*10 m
Surely insulate with
insulation tape etc. since
this wire is not used.
Error
Error status
Normal
ON
Output signal
OFF
Parts (Optional)
z „
Model name
UTY-XWZXZ2
Wire (External output)
Connected unit
Vcc Vcc
Power
supply
+
Load
-
Signal
Field supply
* Make the distance from the PC board to the connected unit within 10 m.
1) Power supply
●Voltage (Chart sign=Vcc) : DC 24V or less
2) Load
● Load : DC 20mA or less
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