Sensor Calibration Basics

• Only when the instrument or sensor has been modified or repaired
• When there are discrepancies between the measurements of the instrument or sensor and those of a reference device (correct)
• When the instrument or sensor has been used beyond its recommended operating time
• Whenever there is a sudden change in ambient temperature

• To make the instrument or sensor more sensitive
• To fix issues with the instrument or sensor after repairs
• To increase confidence in the validity of the measurements (correct)
• To extend the operating life of the instrument or sensor

• After a specified usage period has elapsed or when surrogate instrument output differs (correct)
• Only after modifications or repairs to the instrument or sensor
• Only when the instrument or sensor is brand new
• Whenever the instrument or sensor is used in a new environment

<p>After the instrument or sensor experiences an unusual event (C)</p> Signup and view all the answers

<p>By comparing measurements made using the instrument or sensor with known standards (A)</p> Signup and view all the answers