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unitronics SM35-J-RA22 3.5 Inch Programmable Logic Controller User Guide — questions & answers

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How do I troubleshoot Modbus communication between a Unitronics Samba SM70-J-R20 and an Arduino using a MAX3232 converter?

2026-07-11 1 answer

Based on the Unitronics Samba SM70-J-RA22 user guide and technical specifications, here are the key factors to consider for your Modbus communication setup: Port…

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