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  1. PaulDietz

    PLC PROGRAMMING

    NModbus4 - Listener event not firing. Please find my C# NModbus4 console application code. The problem I'm having the that the listener event is not firing after setting the master C0 relay coil to true. I've also included some screen shots below. using Modbus.Data; using Modbus.Device...
  2. PaulDietz

    NModbus4 - PLC Master to PC Slave listen event?

    Thanks for the feedback Fred and itsmoked. The 25940 and 29811 are of data type ushort. Please see solution below:
  3. PaulDietz

    NModbus4 - PLC Master to PC Slave listen event?

    I have an Automation Direct DL06 setup in a peer to peer configuration. The PLC is the master and the PC is the slave. The ladder logic is straight forward, just sending a double word (4 bytes) from the master starting a V3000 to PC. I've set V3000 to "Test". See below: When the ladder...

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