Ursalink UR51 Industrial Cellular Router User Guide

UR51 User Guide
within the serial frame interval.
Table 4-4-1-2 DTU Parameters
Item Description Default
Transparent
Protocol Select "TCP" or "UDP" protocol. TCP
Keepalive
Interval (s)
Keepalive
Retry Times
Packet Size
Serial Frame
Interval
Reconnect
Interval
Specific
Protocol
Heartbeat
Interval
ID
Register
String
Server
Address
After TCP client is connected with TCP server, the client
will send heartbeat packet by TCP regularly to keep alive.
The interval range is 1-3600, in seconds.
When TCP heartbeat times out, the router will resend
heartbeat. After it reaches the preset retry times, router
will reconnect to TCP server. The range is 1-16.
Set the size of the serial data frame. Packet will be sent
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
10-65535, in milliseconds.
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
server at the preset interval, in seconds. The range is
10-60.
By Specific Protocol, the router will be able to connect to
the TCP2COM software.
By Specific Protocol, the router will send heartbeat
packet to the server regularly to keep alive. The interval
range is 1-3600, in seconds.
Define unique ID of each router. No longer than 63
characters without space character.
Define register string for connection with the server.
Fill in the TCP or UDP server address (IP/domain name).
Server Port Fill in the TCP or UDP server port. Range: 1-65535. Null
Status
Modbus
Show the connection status between the router and the
server.
Local Port Set the router listening port. Range: 1-65535. 502
Table 4-4-1-3 DTU Parameters
75
9
1024
100
10
--
30
--
Null
Null
--
Related Configuration Example
DTU Application Example
88