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Recent content by MifPT

  1. MifPT

    siemens step 7 memory management

    In the S7-200 is you that decide were to put bits and bytes. Usually I also divide the first area do bits and use the rest of memory to bytes. So, the answer to your question is YES, personnally I use M0 to M100 bits and M102 to the end of bytes. Also, usually I use continuos bits/bytes. If in...
  2. MifPT

    1769-L31 Run Mode

    Yes, I have both end caps.
  3. MifPT

    1769-L31 Run Mode

    Ok, The Fault Handler Routine just has one line It's a SSV block with: Class Name: Program Instance Name: This Attribute Name: MAJORFAULTRECORD Source: MyFaulTag.TimeLow MyFaultTag is a FaultRecord The Hardware configuration is: [1] to [5] are 32 Dig.Inputs - 1769-IQ32/A [6] to [7] are...
  4. MifPT

    1769-L31 Run Mode

    Hello jde777: This is a new PLC with new code, that I can't get it running as soon as I power up.
  5. MifPT

    1769-L31 Run Mode

    Hello Everyone: Every time that I power up the PLC, Rockwell 1769-L31, it goes strait to Fault and STOP, although the switch is in RUN position. If I connect the PC to it, I can see the origin of the error: Power Supply Failure !!! How can I put the PLC automatic in RUN mode without any faults...

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