QJ71MB91 Modbus RTU Q PLC

The QJ71MB91 supports the master function of the MODBUS communication, which
is an open network system for factory automation, and is compatible with
various MODBUS slave devices.
Using the QJ71MB91 as a master station
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Program Sample At:
automationsolu.......
Download Sample Section
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[@Technocrats91]

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Program Sample At:
www.automationsolution.cf
automationsolutionz.blogspot....
Download Sample Section
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[@almightyjovi3906]

Thanks you..Nice Video

[@ritik3471]

If we are using CH1 then i'll use a RS 232 protocol and if using RS 422/485 then we've to use CH-2??RIGHT?

[@chidanandaradya5875]

Pls do some examples programs based on modbus moadules then we will understand better