Electrical testing in its most basic form is the act of applying a voltage or current to a circuit and comparing the measured value to an expected result. Electrical test equipment verifies the math behind a circuit and each piece of test equipment is designed for a specific application.
It is the job of a test technician to know which piece of test equipment to use for the task at hand and also understand the limitations of the test equipment they are using. In this article, we take a look at the most common pieces of test equipment used in the field.
Electrical test equipment should be considered a source of lethal electrical energy. Technicians must observe all safety warnings and follow all practical safety precautions to prevent contact with energized parts of the equipment and related circuits, including the use of appropriate Personal Protective Equipment.