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Robustel R3000 NU User Manual

Page 40

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Robustel GoRugged R3000 NU User Guide


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Modbus ASCⅡ protocol.
Note: When select “Modbus RTU master” and “Modbus ASC

master” protocol,

router is as TCP Client site, user need to enter slave address and slave port
number in “
Slave Address @ Modbus Slave ” and “Slave Port @ Modbus Slave”,
and connect to Server site.

Modbus

Slave

@Modbus

Add the Modbus slaves which will be polled by Modbus master (router). This
section only displayed when you select “Modbus RTU master” or “Modbus ASCⅡ
master” in “Attached serial device type”.

Null

Slave

Address

@

Modbus Slave

This connection is usually used to connect to the Modbus slave devices which as
TCP server. Enter IP address of the TCP server.

Null

Slave Port @ Modbus
Slave

Enter the port number of TCP server.

Null

ID @ Modbus Slave

Enter the ID number of TCP server.

Null

Interval Timeout @
Transparent

Over

Rlink

The serial port will queue the data in the buffer and send the data to the
Ethernet WAN when it reaches the Interval Timeout in the field.

10

Attached serial device
type @ Modbus Over
Rlink

Select From “Modbus RTU slave”, “Modbus ASCⅡ slave”.
Modbus RTU slave: router connects to slave device which works under Modbus
RTU protocol.
Modbus ASCⅡ slave: router connects to slave device which works under
Modbus ASCⅡprotocol.

Null


 When Select Protocol “Transparent”: