Current through Register Vol. 54, No. 45, November 9, 2024
Section 37.172 - Thermometers(a) Each storage room shall be equipped with a thermometer or some other temperature measuring device which is easily visible.(b) The sensing element of thermometers and other temperature measuring and recording devices shall be located not more than 6 feet nor less than 5 feet from the floor and not in a direct blast of refrigerated air or near entrance doors.(c) When indicating thermometers alone are used they shall be read and recorded at least once every 24 hours during each calendar day.(d) Recording thermometers equipped with charts shall have a range of at least 15° above and 10° below 0°F in graduations of 1°.(e) The use of electric or hand wound clocks as well as 24-hour or 7-day charts for recording thermometers shall be optional at the discretion of the operator.(f) Each chart or record of observed temperatures shall be dated to show the time interval covered and shall be kept on file for at least 1 calendar year.