Serial Port Profiles
92
Terminal Server User Guide, Version 3.3
Modbus Slave Advanced Settings Field Descriptions
Configure the following parameters:
Protocol
Specify the protocol that is used between the Modbus Master and Modbus
Slave(s).
Data Options:
TCP or UDP
Default:
TCP
UDP/TCP Port
The destination port of the remote Modbus TCP Slave that the Terminal Server
will connect to.
Range:
0-65535
Default:
502
TCP/UDP Port
The network port number that the Slave Gateway will listen on for both TCP
and UDP messages.
Default:
502
Next Request Delay
A delay, in milliseconds, to allow serial slave(s) to re-enable receivers before
issuing next Modbus Master request.
Range:
0-1000
Default:
50 ms
Enable Serial
Modbus Broadcasts
When enabled, a UID of 0 (zero) indicates that the message will be broadcast to
all Modbus Slaves.
Default:
Disabled
Request Queuing
When enabled, allows multiple, simultaneous messages to be queued and
processed in order of reception.
Default:
Enabled
Embedded
When this option is selected, the address of the slave Modbus device is
embedded in the message header.
Default:
Enabled