Main Differences between BACnet/SC and BACnet/IP Communication

Depending on the types of your BACnet devices, the channel configuration allows you to set and enable either BACnet/SC communication or BACnet/IP communication or use both data links simultaneously. The following table summarizes the main differences.

Feature

BACnet/IP Communication

BACnet/SC Communication

Transport protocol

UDP

TCP

Encrypted communication

No

Yes (using TLS)

Device authentication

No

Yes (using TLS)

BACnet hubs

No

At least one per network

BACnet Broadcast Management Device (BBMD)

Often used

No

Foreign Device

Often used

No

To learn more about the BACnet/IP and BACnet/SC network architectures, refer to the following topics: