(a) Temperature measuring device, food.
  (1) Food temperature measuring device that are scaled
only in Celsius or dually scaled in Celsius and Fahrenheit shall be
accurate to ±1 degrees Celsius in the intended range of use.Pf   (2) Food temperature measuring device that are scaled
only in Fahrenheit shall be accurate to ±2 degrees Fahrenheit
in the intended range of use.Pf (b) Temperature measuring devices, ambient air and
water.
  (1) Ambient air and water temperature measuring devices
that are scaled in Celsius or dually scaled in Celsius and Fahrenheit
shall be designed to be easily readable and accurate to ±1.5
degrees Celsius in the intended range of use.Pf   (2) Ambient air and water temperature measuring devices
that are scaled only in Fahrenheit shall be accurate to ±3
degrees Fahrenheit in the intended range of use.Pf (c) Pressure measuring devices, mechanical warewashing
equipment. Pressure measuring devices that display the pressures in
the water supply line for the fresh hot water sanitizing rinse shall
have increments of 7 kilopascals (1 pounds per square inch) or smaller
and shall be accurate to ±14 kilopascals (±2 pounds
per square inch) in the range indicated on the manufacturer's data
plate.


Source Note: The provisions of this §228.105 adopted to be effective October 11, 2015, 40 TexReg 6901