Bms Support Function - LG RCWW Operation & Maintenance Manual

4-4. BMS support function

Screw chiller's basic communication protocol is Modbus protocol, and it is compatible with the higher level communi-
cation methods.
Communication protocol support
• Communication method
- Basic: RS-485, Ethernet(Optional)
• Protocol
- Basic: MODBUS
- Option: BACnet, TCP/IP
Figure 18 Detailed diagram of BMS
4. CONTROL SYSTEM
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