Black Box LES431A, Modbus Hardened Serial Server Diagram Format Rule Size: 0.013

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Chapter 6: Application Examples
3. Set up the Slave ID Routing to associate IP addresses with the appropriate Slave ID.
6.4 Identical Hard-Coded Slaves
In this example, two slave devices that are hard-coded with the same ID are required. This is accomplished by putting them on
different serial ports.
Diagram Format
Rule Size: 0.013
Modbus Hardened
Serial Server
(LES431A )
ASCII slave
ID 5
Serial RS-485
ASCII Master
ASCII slave
ID 1
Figure 6-13. Identical hard-coded slaves.
6.5 Identical Production Lines
In this example, identical or backup production lines can be controlled by the same IP Master. This allows the duplicate networks
to be configured identically, saving documentation and maintenance time.
Diagram Format
Rule Size: 0.013
RTU slave
ID 2
RTU slave
ID 3
IP Master
Ethernet
Serial
Modbus Hardened
Serial Server
(LES431A )
Figure 6-14. Identical production lines.