Twido PLCs talk Modbus RS485 out of their
built in port. There is a Modbus RS232 comms module available for
Twido as well. These ports can be setup for Modbus Slave. In both
cases you can use Citect's Modbus driver to communicate to TWIDO.
For RS485 port you can even use the PCX1031 cable provided by
Schneider.
For Twido PLC to be on the Ethernet, you will need to buy the
Schneider CEV Bridge (Modbus to Ethernet Bridge) and you can then
use Citect's Modnet driver. You will need to put in the slave
Modbus address in the address field. It is 1 by default
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