The communications time-out parameter used by the Mitsubishi A-Series Serial Communications enabler is set to a default value of 7.5 seconds. You can change this parameter in CIMPLICITY software. To do this, add the following record to the Global Parameters file:
Where <port> is the communication port number and <value> is the time out in tenths of seconds. For example,
sets the time out for communications on port COM1 to 10.5 seconds.
About Mitsubishi A-Series Serial Communications.