Intelligent Technologies Modbus to QCPort Adapter Manual
January 2006
MN05002002E (C)
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Page 17
Set the Serial Modbus RS485 Baud Rate
To set the baud rate for the serial Modbus, change the B0 through B2 DIP Switch
settings. The following table displays valid baud rates.
Table 13: Baud Rate Table
B0 B1 B2 Baud
OFF OFF OFF 1200
ON OFF
OFF
2400
OFF ON OFF 4800
ON ON OFF
9600
OFF OFF ON 19200
ON OFF
ON 38400
OFF ON ON 57600
ON ON ON 115200
Table 14: Baud Rate DIP Switch Designation
Set the Serial Modbus RS485 Mode
To set the serial Modbus mode to ASCII or RTU use the MODE DIP Switch.
Table 15: MODE DIP Switch Designation
To set the serial Modbus baud rate, place the baud DIP
switches in the desired positions.
The following example is set to baud of 1200
MODE
B2
B1
B0
ON/1
MODE
B2
B1
B0
ON/1
To set the serial Modbus MODE, place the MODE DIP Switch in
the desired position.
OFF = RTU
ON = ASCII
The following example is set to RTU
