Fujitsu AUXG24KRLB, Design & Technical Manual, Page: 45 / 106

8-2. External output
Use an external output cable with appropriate external dimension, depending on the number of ca-
bles to be installed.
¢ Indoor unit
• A twisted pair cable (22AWG) 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 Chapter 8-3.
"Combination of external input and output" on page 40.

When indicator, etc. are connected directly
Example:
Function setting 60 is set to "00"
1
2
CN47
LED
PCB
Resistor
Connected unit
+
-

When connecting with a device equipped with a power supply
Example: Function setting 60 is set to "00"
1
2
Connected device
CN47
PCB
Connected unit Relay
(Operation status)
-
+
¢
External input and output PCB
• A twisted pair cable (22AWG) should be used.
• Permissible voltage and current: DC 5 V to 30 V / 3 A, AC 30 V to 250 V / 3 A
• For details, refer to Chapter 8-3.
"Combination of external input and output" on page 40.
1
2
3
4
5
6
Power supply
Power supply
Power supply
PCB
Connected device 1
(Operation status)
Connected device 2
(Error status)
(Indoor unit fan
operation status)
Connected device 3
Example
- 39 -
8-2. External output 8. External input and output
C
A
SSET
TE
TYPE
A
U
XG
24
-5
4K
R
LB
C
A
SSET
TE
TYPE
A
U
XG
24
-5
4K
R
LB