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Manufacturers recommend calibration intervals. Follow their recommendation.

In practical terms, recalibration may be required sooner if the instrument is heavily used, used in many and diverse locations regularly or if it sustains damage. Knowledgeable users know when unusual results occur and get their instrument repaired and/or calibrated.

There is another process that helps ensure accurate results and reduces cost and loss of use - compare your meter's performance with that of a recently calibrated unit in a side-by-side test. This does not re-certify a meter but it does reduce the likelihood of using an out-of-spec meter and having to re-survey a site.

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Q: How often are thermometers supposed to be calibrated?
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Continue Learning about Natural Sciences

What is the mercury?

Mercury is most often found in thermometers.


Different types of thermometers and their uses with pictures?

There are several types of thermometers. Clinical thermometers are used to measure the body temperature of the patient. Ear Thermometers make it an accurate point to measure the body temperature. Pacifier thermometers are used to check the body temperature of babies or infants. Underarm thermometers are kept in the underarms to measure the body temperature. Not to mention the food thermometers that are often used for checking the heat of the oil or pop up to let you know when the meat is done.


How often should a thermometer be calibrated?

Every 4 Years Every 4 Years


How is the Celsius scale calibrated?

Generally thermometers are calibrated two ways . primary calibration or Secondary calibration. In secondary calibration , two thermometers are kept side by side under same conditions and identify the difference with respect to one thermometer. In primary calibration , thermometer that to be calibrated is placed in a ice cubes made of pure distilled water . Now pour some distilled water and stirr well . Now place thermometer inside that mixture This will give the Melting point temperature of pure water 0 degree centigrade. Now see the reading on thermometer and adjust reading. This way of calibrating a thermometer is accurate enough form most applications.


Does Alcohol and mercury thermometer measure the same temperature at 60 degrees?

Yes. If they're good quality and accurately calibrated, they do. If two thermometers in the same place under the same conditions don't read the same number, then at least one of them is wrong.

Related questions

What are thermometers measured in?

Thermometers may be calibrated in degrees Fahrenheit or degrees Celsius.


For thermometers to read temperature correctly they must be?

Calibrated


what is data logger?

Temperature is measured with thermometers that may be calibrated to a variety of temperature scales


How are homemade thermometers different from commercial versions?

The homemade ones have not been calibrated while the commerical ones have been.


Can use medical electronic thermometer to measure air temperature?

Most medical electronic thermometers are not calibrated to measure ambient temperatures.


Why are thermometers calibrated?

So that you know that they show the true value, and that the results collected with one thermometer can be compared with the result collected from another thermometer.


What is the mercury?

Mercury is most often found in thermometers.


How often should a mercury sphygmomanometer be calibrated?

every month


Which instrument is often filled with mercury or colored water or alcohol?

Thermometers are the instrument that is often filled with mercury, colored water, or alcohol. Most early thermometers were made with mercury.


How often does a police radar gun have to be calibrated in Mississippi?

five years


How often should Traffic Speed Radar Device's be Calibrated?

everytime that it is turned on


Different types of thermometers and their uses with pictures?

There are several types of thermometers. Clinical thermometers are used to measure the body temperature of the patient. Ear Thermometers make it an accurate point to measure the body temperature. Pacifier thermometers are used to check the body temperature of babies or infants. Underarm thermometers are kept in the underarms to measure the body temperature. Not to mention the food thermometers that are often used for checking the heat of the oil or pop up to let you know when the meat is done.