Features 
Indoor Units  11 
1.6  Terminals for alarm lamp and long-distance on-off controller connection are 
standard 
 Reserve terminals for the connection of alarm lamp and long-distance on-off controller, more human
control. 
1.7    Optional touch screen wired controller 
 Touch screen wired controller is optional, with error code indication function. Better
man-machine conversation interface. 
 Undated structure design, 4-way wire layout design, no raised part at backside, more convenient to
place the wires and install the device. 
1.8 Twins Combination(18k-30k) 
 The units can be installed as Twin systems: one outdoor unit can connect with two indoor units. The
indoor units can be combined in any of the different available ratings. 
Alarm lamp 
Long-distance on-off controller