Fujitsu Airstage J-II Series Design & Technical Manual page 872

1-4-2. EXTERNAL OUTPUT
Connector
Ch1
Pins1-2
CN410
(Black)
Ch2
Pins3-4
-
Connected load
*18
Connected load
*18
connected unit
„ OPERATION STATUS (External output1)
„
The output for CN410(1-2) is ON when at least one more indoor units is operating.
The output is OFF when all of indoor units is stopped.
Operation
Indoor
units
Stop
12 V
CN410(1-2)
Output
0 V
„ ERROR STATUS (External output2)
„
The output for CN410(3-4) is ON when Error of at least one more indoor unit or outdoor unit or
Touch panel controller is generated.
Indoor unit or
Error
Outdoor unit
or Touch panel
controller
Normal
12 V
CN410(3-4)
Output
0 V
1-4-3. PARTS
Name and shapes
EXTERNAL
CONNECT KIT
Output voltage
0 V
DC 12 V *17
0 V
DC 12 V *17
DC power supply
12 V
+
+
-
Q'ty Model
1 UTY-XWZXZA
All of indoor units "Stop"
At least one more indoor units "Operation"
*17: Provide a DC 12 V power supply. Select
P.C.B
a power supply capacity with an ample
surplus for the connected load.
*19
Do not impress a voltage exceeding 12 V
+
1
across pins 1-2, and 3-4
-
2
*18: The allowable current is DC15mA or
+
3
less. Provide a load resistance such that the
current becomes DC 15 mA or less.
-
4
CN410
*19: Polarity is [+] for pins 1,3 and [-] for pins
(Black)
2,4.
- (08 - 52) -
Status
Normal
Error