LAARS’ ProtoNode Startup Guide
Page 13 of 43
2.3.5 BACnet MS/TP (FPC-N34): Setting the Serial Baud Rate for BMS Network
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DIP Switches B0 – B3 can be used to set the serial baud rate to match the baud rate required
by the Building Management System for BACnet MS/TP.
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DIP Switches B0 – B3 are disabled on ProtoNode FPC-N35 (FPC-N35 LonWorks).
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The baud rate on ProtoNode for Metasys N2 is set for 9600. DIP Switches B0 – B3 are disabled
for Metasys N2 on ProtoNode FPC-N34.
B0 B1 B2 B3
NOTE:
When setting DIP Switches, please ensure that power to the board is OFF.
2.3.5.1 Baud Rate DIP Switch Selection
Baud
B0 B1 B2 B3
9600
On On On Off
19200 Off Off Off On
38400* On On Off On
57600 Off Off On On
76800 On Off On On
Figure 6: BMS Baud Rate
* Factory default setting = 38,400
Figure 5: Baud Rate DIP Switches
The LAARS Gateway LER and RER Startup Guide
Page 13 of 43
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www.Laars.com
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