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Homework Help: I need some help understanding how to do this

  1. Apr 11, 2014 #1
    Can some one please explain how to do this. i want to understand how to do this and the book really doesnt explain it.

    Convert the following to find the missing factors in the items below.

    Process Range-----Output Signal-----Current Process Reading--Current Signal Reading
    Example 0-50 PSIG----- 4-20 mA----- 25 PSI ----------------------12 mA
    1 200-800 F------ 4-20 mA ------ _____F --------------- -----14 mA
    2 0-1000 GPM------ 4-20 mA ------ 250 GPM----------------------__mA
    3 100-300 PSI---- 3-15 PSI ------ _____PSI ------------------ 6 PSI
    Last edited: Apr 11, 2014
  2. jcsd
  3. Apr 11, 2014 #2


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    Staff Emeritus
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    Hint: try linear interpolation.
  4. Apr 11, 2014 #3


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    Staff: Mentor

    Hi buddylee. http://img96.imageshack.us/img96/5725/red5e5etimes5e5e45e5e25.gif [Broken]

    Can you explain what you think the question is asking you to do here?
    Last edited by a moderator: May 6, 2017
  5. Apr 11, 2014 #4


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    Staff: Mentor

    Thread closed for Moderation...
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