(19)
(11) EP 0 122 866 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
23.09.1987 Bulletin 1987/39

(43) Date of publication A2:
24.10.1984 Bulletin 1984/43

(21) Application number: 84630047

(22) Date of filing: 16.03.1984
(84) Designated Contracting States:
DE FR GB IT NL SE

(30) Priority: 14.04.1983 US 484755
14.04.1983 US 484756

(71) Applicant: CARRIER CORPORATION
 ()

(72) Inventors:
  • Wilson, Frederick Joseph
     ()
  • Hargis, Larry Neal
     ()
  • Lamb, John Douglas
     ()

   


(54) Temperature data recorder and method of storing data


(57) A number of temperatures and events indicative'of the operation of a refrigeration system are recorded chronologi- cally. The memory is filled and overwritten in such a way that the memory contains full data for the most recent events to the extent of memory storage capacity. Depending upon whether the recorder is in continuous use, the memory will contain data forthe last62 days of use with storage in memory for at least a year.






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