Samsung DVM PLUS III - Page 580

Control Systems
V-48
2
2
Centralized control system
2-1. Interface module
(4) Installation
➊
Connection between interface module and outdoor unit (example : DVM PLUS)
❷
Connection between interface module and centralized controller
WIRING
Specification
• Power (V1/ V2) : DC 12V/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
(DVM PLUS outdoor unit can have 2 interface modules).
Â
K1 K2 K3 K4
F1 F2
F1 F2
DC 12V
F1/F2
R1/R2
05-2_control systems(046~081) 3/6/08 14:02 Page 48