iSMA-B-MINI/MIX BACnet User Manual
www.ismacontrolli.com
DMP261en | 1st Issue rev. 8 | 05/2022
page 25 of 114
1
2
3
Baud Rate
Off (0)
Off (0)
Off (0)
Defined by the user in the register
Off (0)
Off (0)
On (1)
76800
Off (0)
On (1)
Off (0)
4800
Off (0)
On (1)
On (1)
9600
On (1)
Off (0)
Off (0)
19200
On (1)
Off (0)
On (1)
38400
On (1)
On (1)
Off (0)
57600
On (1)
On (1)
On (1)
115200
Table 4. Baud rate selection
4.7 Protocol
The protocol is selected with sections 4 and 5 of the S3 switch according to the table:
4
5
Protocol
Off (0)
Off (0)
Modbus RTU
Off (0)
On (1)
Modbus ASCII
On (1)
Off (0)
BACnet master
On (1)
On (1)
BACnet slave
Table 5. Protocol selection
4.8 Default Settings
In its out-of-the-box state, as well as after restoring the default values, the device has the
following default register values:
Register Name
Default Value
COUNTER 1-12
0
USER BAUD RATE
7680 (76800 bps)
STOP BITS
1
WARNING!
The BACnet slave mode does not support the discover function.