20
OUTDOOR UNIT COMMUNICATION LINE CONNECTION
ENGLISH
OUTDOOR UNIT COMMUNICATION LINE
CONNECTION
- Communication line connection
• Type: shield cable 2 lines
• Diameter: CV 1.25 mm
2
or more
• Insulator: PVC
• Maximum permitted temperature: 60 °C
• Maximum length possible for communication: 1000 m or less
- The communication connection between outdoor unit and CONTROL KIT shall be connected as
follows.
For details, refer to the wiring diagram for the work.
VQS VQT
VQQ VQR
Rotary switch #1
Outdoor unit #1
Outdoor unit #2
Rotary switch #2
p @ @ @CQ@in
p @ @
@CQ@out
p @ @
@CR@out
p @ @ @CR@in
Outdoor unit communication line#2
Outdoor unit communication line#1
CONTROL KIT inside
CAUTION
• All of EXPANSION KIT #1, outdoor unit #1, outdoor unit communication cable #1, and pipe
temperature sensor IN/OUT #1 shall be connected to the same ‘A’ part.
• For detail connection of EXPANSION KIT, refer to EXPANSION KIT manual.
!