S.L. 449.33 Art. 11Specific requirements for instruments for the measuring or monitoring of temperature.

Without prejudice to the provisions of regulation 10, the instrument used for the measurement or monitoring of temperature shall comply with the following requirements:

(a) in respect of any means of storage or transport other than those specified in paragraphs (b), (c), (d), (e) or (f), the temperature measurement or monitoring instrument, hereinafter in this regulation referred to as "the instrument", shall be capable of measuring or monitoring air storage temperatures at frequent and regular intervals, to the satisfaction of the health authority, within that means of storage or transport;

(b) in respect of storage in a cold chamber with a capacity of less than 10 cubic meters in premises used for the retail sale of quick-frozen food, the instrument shall be a thermometer so placed as to be easily visible and readable;

(c) in respect of storage in a retail display cabinet, other than an open retail display cabinet, the instrument shall be one or more thermometers so placed as to be easily visible and read by the responsible person, employee or authorised officer;

(d) in respect of storage in an open retail display cabinet, the instrument shall be one or more thermometers so placed as to be easily visible and read by the responsible person, employee or authorised officer: Provided that the instrument shall indicate the temperature of the air return side at the level of the clearly marked maximum load line for that cabinet;

(e) in respect of means of transport other than a vehicle used solely for local distribution, the instrument shall be a system for monitoring air temperatures that -

(i) has an accuracy of ±1ºC when its sensor is measuring a temperature within the range of (minus) -20ºC to (minus) -30ºC;

(ii) has a measuring accuracy which does not change by more than of ± 0.5ºC either way when it is operating in temperatures within the range of (minus) -20ºC to +30ºC;

(iii) has a display resolution of not more than 1ºC; and

(iv) is robust and shockproof; officer.