This section provides the RJ45 pinout for the RP-C controller's two RS-485 ports.
The RS-485 ports are labelled Sensor Bus (RS-485 Com A) and Room Bus (RS-485 Com B). Para mais informações, consulte RP-C Communication Ports . The RJ45 pinout is identical for the two RS-485 ports.
 
    | RJ45 Pin | Description | 
| 1 | Not connected | 
| 2 | Not connected | 
| 3 | RS485+ (A) | 
| 4 | +24 VDC | 
| 5 | Ground | 
| 6 | RS485– (B) | 
| 7 | +24 VDC | 
| 8 | Ground | 
The wiring recommendations for the RS-485 ports depend on the type of network the ports are used for. Para mais informações, consulte Communication Port Wiring .