Panasonic Urban Multi MX1R Series Service Manual page 141

Test Operation
Control Wiring
(Indoor units in same system shown in the following examples.)
Connection
Example
1. Series wiring
2. Bus wiring (can be branched in max. 16 locations)
3. Star wiring (can be branched in max. 16 locations)
Notes 1. Cannot be branched again after being branched once.
2. Use a junction terminal block if branching 3 or more control wires from the same terminal block.
3. Do not connect transmission wiring between indoor and outdoor units of different refrigerant circuits.
120
Example showing 3 branches
Example showing 3 branches
Test Operation Urban Multi "MX1, ME1 Series" Using R-22
PACD011001C2