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DL105 Frequently Asked Questions AutomationDirect Logo


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  • CPU & Programming
  • Power, I/O, and Wiring
  • Communications
  • High-speed count / Pulse out
  • Analog

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  1. How do I reset my processor back to factory defaults?
  2. My inputs X0-X3 and/or my outputs Y0-Y1 are not working. What's wrong?
  3. How can I override inputs and outputs in my DL105?
  4. The run indicator on the CPU is flashing. What's wrong?
  5. Can the DL105 be networked?
  6. Can additional I/O be added to the DL105?
  7. Does the DL105 have analog I/O?
  8. Why can't my DL105 represent negative counts when I use Mode 20 of the High Speed Counter feature?
  9. My DL105 drops out of run mode intermittently. What's wrong?
  10. How long will the DL105 retain its memory while powered down?
  11. What is the torque specification on the DL105 terminal block screws?
  12. What is the accuracy of the PLC real-time clock?
  13. What is the accuracy of the timer instructions?
  14. Are there any plans to CE List or Recognize the DL105?
  15. Does the DL105 support DNP 3.0 protocol?
  16. How would we check this PLC to make sure that it is calibrated?
  17. Can you network a DL105 and a D3-340?
  18. Is there a force option in the DL105?
  19. Can the DL105 communicate any faster than 9600 Baud?
  20. Does the DL105 CPU support SBR instruction??
  21. Can you put an encoder on the DL105?
  22. I forgot my password, what are my options?
  23. Where can I obtain the most current firmware for my CPU?
  24. Can a modem be used with the DL105?
  25. What is the amp draw for the DL-105DR-D?
  26. Does the DL105 have UL approval?
  27. Can I communicate to a single DL105 from 2 masters?
  28. Can the terminal strips on a DL105 be replaced?
  29. Q: What type of memory is in the DL105?
  30. Q: On a F1-130DR-D can you run separate 24vdc+- to an input group?
  31. What is the SCCR rating for the DL105 PLCs?
  32. How do I use a variable as a timer preset?
  33. Can the firmware on a 105/130 be updated with the Handheld Programmer ?


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