Fujitsu Airstage J-II Series Design & Technical Manual page 876

1-5-2. EXTERNAL OUTPUT
Connector
Ch1
Pins3-4
CN9
(Black)
Ch2
Pins1-2
DC power
supply 12 V
-
Connect-
ed load *6
-
Connect-
ed load *6
Connected unit
„ OPERATION STATUS (External output1)
„
The output for CN9 (3-4) 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
CN9 (3-4)
Output
0 V
„ ERROR STATUS (External output2)
„
The output for CN9 (1-2) is ON when Error of at least one more indoor unit or outdoor unit or
Central remote controller is generated.
Indoor unit or
Outdoor unit or
Error
Central remote
controller
Normal
12 V
CN9 (1-2)
Output
0 V
1-5-3. PARTS
Usage
For control input port
(Dry contact terminal)
For control input port
(Apply voltage terminal)
For output port
Output voltage
0 V
DC 12 V *5
0 V
DC 12 V *5
PCB
+
+
-
+
+
-
*7)
4 2 1
3
CN9
Name and shapes
External
CONNECT KIT
External
CONNECT KIT
External
CONNECT KIT
- (08 - 56) -
Status
All of indoor units "Stop"
At least one more indoor units "Operation"
Normal
Error
*5: Provide a DC12 V power supply. Select
a power supply capacity with an ample
surplus for the connected load.
Do not impress a voltage exceeding 12 V
across pins 1-2, and 3-4
*6: The allowable current is DC 15 mA or
less. Provide a load resistance such that
the current becomes DC 15 mA or less.
*7: Polarity is [+] for pins 1,3 and [-] for pins
2,4.
Q'ty
Edge Pulse
UTY-XWZXZ7
1 2
Edge Pulse
UTY-XWZXZ8
1 2
1 UTY-XWZXZA
Models