6-2. 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 82 ft (25 m).
• Output voltage: High DC 12 V ± 2 V, Low 0 V.
• Permissible current: 50 mA
• For details, refer to Chapter 6-3. "Combination of external input and output" on page 24.
When indicator, etc. are connected directly
Example: Function setting 60 is set to "00"
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)
-
+
When connecting with a external heater
Output voltage:
Heater ON: AC24V±25%
Heater OFF: Open
Permissible current: 500mA
1
2
Heater
CN67
PCB
External heater unit
Relay
3
4
- 22 -
6-2. External output 6. External input and output
DUCT TYPE
AMUG24-48LMAS
DUCT TYPE
AMUG24-48LMAS
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