Modbus TCP number of Slave devices

Codesys & I/O Q&A
Modbus TCP number of Slave devices
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1

What is the Max number of slave devices a Modbus TCP master can have in the Codesys PLC

2

You can take a look at this post. Up to 32 Modbus TCP slaves can be added to a Modbus TCP Master.
Max. number. of TCP connections can be up to 32.