Advantech ADAM-5511 Manual page 124

Select the specific com port, then setting the baud rate and time out
parameter.
Baud rate: The communication speed (baud rate) can be configured
from 9600 bps to 115.2 Kbps.
Timeout: Timeout means the time limit for waiting a response after the
system has issued a command. If no response has been
received when timeout has passed, we'll see the "Timeout !"
message on the screen.