Fujitsu ASYG07KETF Design & Technical Manual page 31

¢ External Input and Output PCB
• A twisted pair cable should be used. Maximum length of cable is 25 m.
• Output voltage: High DC 12 V ±2 V, Low 0 V.
• Permissible current: 50 mA
• For details, refer to
• When indicator or other components are connected directly:
Example: Rotary SW on External Input and Output PCB is set to "1".
(Operation status)
operation status)
• When connecting with a device equipped with a power supply:
Example: Rotary SW on External Input and Output PCB is set to "1".
9-2. External output
"Setting of external input and output"
LED 1
LED 2
(Error status)
LED 3
(Indoor unit fan
Connected device
Connected device 1
(Operation status)
Connected device 2
(Error status)
Connected device 3
(Indoor unit fan
operation status)
Connected device
on page 28.
Resistor
Resistor
Resistor
Relay
- 27 -
PCB
+
1
CN310
-
2
+
1
CN311
-
2
+
1
CN312
-
2
PCB
+
1
CN310
-
2
+
1
CN311
-
2
+
1
CN312
-
2
9. External input and output