V-53
C
ONTROL
S
YSTEMS
❷
Connection between interface module and centralized controller
Specification
• Power (V1/V2) : DC 12V /150mA , DC 5V /50mA
• Communication line
- F1/F2 (Connect to outdoor unit) : RS-485 (No-polarity), VCTF (0.75~1.5mm
2
)
- R1/R2 (Connect to centralized controller) : RS-485 (No-polarity), VCTF (0.75~1.5mm
2
)
• 1 outdoor unit can connect only 1 interface module
Â
05-2_control systems(046~081) 3/6/08 14:02 Page 53