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within the serial frame interval.
Item
Description
Transparent
Protocol
Select "TCP" or "UDP" protocol.
After TCP client is connected with TCP server, the client
Keepalive
will send heartbeat packet by TCP regularly to keep alive.
Interval (s)
The interval range is 1-3600, in seconds.
When TCP heartbeat times out, the router will resend
Keepalive
heartbeat. After it reaches the preset retry times, router
Retry Times
will reconnect to TCP server. The range is 1-16.
Set the size of the serial data frame. Packet will be sent
Packet Size
out when preset frame size is reached. The range is
1-1024. The unit is byte.
The interval that the router sends out real serial data
stored in the buffer area to public network. The range is
Serial Frame
10-65535, in milliseconds.
Interval
Note: data will be sent out to public network when real
serial data size reaches the preset packet size, even
though it's within the serial frame interval.
After connection failure, router will reconnect to the
Reconnect
server at the preset interval, in seconds. The range is
Interval
10-60.
Specific
By Specific Protocol, the router will be able to connect to
Protocol
the TCP2COM software.
By Specific Protocol, the router will send heartbeat
Heartbeat
packet to the server regularly to keep alive. The interval
Interval
range is 1-3600, in seconds.
Define unique ID of each router. No longer than 63
ID
characters without space character.
Register
Define register string for connection with the server.
String
Server
Fill in the TCP or UDP server address (IP/domain name).
Address
Server Port
Fill in the TCP or UDP server port. Range: 1-65535.
Show the connection status between the router and the
Status
server.
Modbus
Local Port
Set the router listening port. Range: 1-65535.
Related Configuration Example
DTU Application Example
Table 4-4-1-2 DTU Parameters
Table 4-4-1-3 DTU Parameters
UR51 User Guide
Default
TCP
75
9
1024
100
10
--
30
--
Null
Null
Null
--
502
93
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