1. nishachar

    Thread Starter New Member

    Jan 28, 2012
    1
    0
    HI;
    In a datasheethttp://www.sparkfun.com/datasheets/S...etric/MQ-6.pdf
    there is one spcification PRE-HEAT TIME=48hr
    how does it matter while designing detector
    can anybody plz tell....how can we get constant output across RL
     
  2. joeyd999

    AAC Fanatic!

    Jun 6, 2011
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  3. Markd77

    Senior Member

    Sep 7, 2009
    2,803
    594
    The link didn't work, but it must be this one.
    http://www.sparkfun.com/products/9405
    From a search on "gas sensor preheat time" it seems that after storage this is required to get a correct output, it is not required again if it is in regular use.
    Just use the example circuit in the datasheet to preheat.
     
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