Fujitsu AOU48RLXFZ Design & Technical Manual page 254

Caution
Compact wall mounted type and the other indoor unit type (Compact cassette type, Slim duct
type, and Wall mounted type) Do not connect the input terminal together.
Connect pin of the same number because there is a polarity in connector.
●Example 1 (OK)
Compact wall
mounted
Connector
1
3
Compact wall
mounted
Connector
1
3
●Example 3 (Not good)
Compact wall
mounted
Connector
1
3
Compact
cassette
Connector
1
3
Note the contact capacity when connecting it with two or more indoor units.
Secure the contact capacity per one indoor unit of 10mA or more.
●Example 4 (OK)
Compact wall
mounted
Connector
1
3
Compact wall
mounted
Connector
1
3
●Example 2 (OK)
Compact
cassette
Connector
1
3
Slim duct
Connector
1
3
20mA or more
(10mA x 2)
- (06 - 100) -
6. SYSTEM DESIGN