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Recent content by teststandcharlie

  1. teststandcharlie

    Choice between Opto-22 and ControlLogix

    Thanks Barry1961. Does this use include the processors? K Karl Wm. Klein Karl Klein Design
  2. teststandcharlie

    Choice between Opto-22 and ControlLogix

    Thanks xnuke, I have kong used AB hardware and agree regards the I/O density. I go back to PLC2 with AB, but have only experience with the Opto-22 I/O modules. I am hoping someone out there has some experience with Opto in terms of reliability. Karl Wm. Klein Karl Klein Design
  3. teststandcharlie

    Heating JP5

    Hi, I am working on a redisign of a system used to heat JP5 to ca. 310F for testing purposes. The JP5 is recirculated, and always leaves the test area cool. Heating presently is done in one pass using a tube-and-shell heat exchanger and Dowtherm. The system has been respecified using CastX...
  4. teststandcharlie

    Choice between Opto-22 and ControlLogix

    Hi, I am specifying controls for a system that will have approximately 150 I/O, thirty or so analogue inputs. I will be communicating to PID controlers and high limits using Modbus/RTU. For several reasons I'd like to distribute the I/O using Ethernet and use two processors, as well. Part of...

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