Raspberrypi: Problems with a direct TCP connection between a Raspberry and a Modbus device

Problems with a direct TCP connection between a Raspberry and a Modbus device
I hope you found a solution that worked for you :)
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Thanks to all those great people for their contributions!
(raspberrypi.stackexchange.com/users/169260/christian-envi)Christian Envi
(raspberrypi.stackexchange.com/users/5538/goldilocks)goldilocks
A special thanks goes out to the (raspberrypi.stackexchange.com/questions/149067/problems-with-a-direct-tcp-connection-between-a-raspberry-and-a-modbus-device)Stackexchange community
I wish you all a wonderful day! Stay safe :)
If anything is off, please write me at peter D.O.T schneider A.T ois42.de
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