Boil tap water and pour into a suitable container such a mug or beaker step 2.
Thermometer calibration procedure australia.
The nist reference thermometer should read 32 f 0 c when placed in the slush ice bath.
It is best to calibrate your infrared thermometer at more than one temperature at 41 f 5 c and 140 f 60 c for example and the infrared comparator cup makes it easy.
There are two methods for thermometer calibration hot calibration and cold calibration.
Alternatively purchase a new thermometer.
Temperature is critical to many processes in a variety of situations.
If consecutive readings are not within 0 5 c replace or service the thermometer.
Fill a plastic container with crushed ice.
His sop shall be applicable for calibration of refrigerator at pharmaceutical industries.
If neither an industrial black body or a comparator cup are available however you can do a quick calibration using a properly made ice bath.
Probe thermometer calibration should be listed as a regular activity in your food safety plan.
For the ice slurry method the reading should be zero degrees celsius.
Two of the most acceptable methods to check the accuracy of your food thermometers is by boiling water and an ice water slurry.
Hk calibration technologies pty ltd hkct has the equipment to calibrate thermometers from 85 to 1350 degrees celsius.
Place your thermometer into the container.
If the temperature is above 32 f 0 c add more crushed ice to the beaker.
A digital thermometer calibration procedure.
While thermometers are comparatively simple instruments the consequences of a badly calibrated thermometer can result in freezers being too warm or furnaces not being hot enough.
Ihealth pt3 calibration ihealth thermometer calibration.
For the boiling water method sit your food thermometer in boiling water.
Accountability head quality control procedure.
Operate the refrigerator as per standard procedure.
The reading should be 100 degrees celsius.
If the reference thermometer is not equilibrating to 32 f 0 c slush ice bath start over with a clean beaker of crushed ice and distilled water.
Objective to describe the calibration procedure for distribution of temperature within the chamber of refrigerator.
Laboratories clinics and hospital facilities rely on the accuracy of their digital thermometers every day.
If the temperature readings are higher than 1 c or lower than 1 c attach a label to the thermometer showing the date the calibration check was made and the variation from 0 c.
