Experts, please help me on ASCII data collection through RS485.

ALU

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Join Date
Feb 2008
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Da nang
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Dear Experts,

I have five Display (PM4BC) which return ASCII string on their RS485 port (two wire), each Display can be marked up with address. I intend to use PLC S7-300 to connect and collect data from these Display, which communication module should I need? Or is there any manual for programing?...Experts please help me on this matter!:confused: Thanks a lot!

Regard.
 
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