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marcunni24

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About marcunni24

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  1. Gabriel, Thanks for your prompt response. I've added the delay, and now it's working properly. Regards Martin
  2. Dear all, I'm programming an application on a SM43-J-R20 PLC+HMI. I've added a V100-17-RS4X card, in order to use RS485. I've succesfully implemented Modbus RTU communication with a Frequency Drive. The thing is, I need to communicate with 11 of them. The ladder logic so far uses the Modbus function blocks, as can be seen on the Modbus webinars on Unitronics page. That is, I SET a variable (ex:MB0) , which is used for enabling the "function 06 Modbus" block (preset holding register). At the output of the block, I RESET that same variable, ensuring the block gets execu
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