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    sz2007's Avatar
    sz2007 Posts: 2, Reputation: 1
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    #1

    Apr 4, 2011, 05:28 AM
    truth table
    sensors are used to monitor the pressure and tempature of a chemical solution sotred in a vat. The circuitry for each sensor produces a high voltage when a specified maximum value is exceeded. An alarm requiring a low voltage input mut be activated when either the pressure or the temperature (or both) is excessive.
    RickJ's Avatar
    RickJ Posts: 7,762, Reputation: 864
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    #2

    Apr 4, 2011, 05:32 AM

    What is your question?
    sz2007's Avatar
    sz2007 Posts: 2, Reputation: 1
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    #3

    Apr 4, 2011, 05:38 AM
    Comment on RickJ's post
    Need da truth table for this. I know the answer is NAND gate but, I don't know the reason behind it. Can you giv me why it is NAND?
    RickJ's Avatar
    RickJ Posts: 7,762, Reputation: 864
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    #4

    Apr 4, 2011, 06:08 AM

    Sorry, but I can't help with the answer. I was only trying to help the gurus in this area by asking you to clarify what your question was.
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