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Multitemperature responsive coolant coil fan control and method

  • US 5,228,307 A
  • Filed: 07/22/1992
  • Issued: 07/20/1993
  • Est. Priority Date: 02/27/1991
  • Status: Expired due to Fees
First Claim
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1. In an air cooling system having a coolant coil and a coolant coil fan, the improvement being a multitemperature responsive control system, comprising:

  • means for sensing the ambient temperature;

    means for sensing a nonambient control temperature related to the temperature of the coolant coil; and

    means responsive to both the ambient temperature sensing means and the control temperature sensing means for controlling the coolant coil fan including means for activating to the nonambient control temperature sensing means for activating the coolant coil fan independently of the ambient temperature sensing means.

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