How to work indicator screwdriver? Indicator screwdriver How to use?

How to work an indicator screwdriver with electricity? Indicator screwdriver How to use at home? Normal screwdriver The indicator is an isolated transparent handle through which the rod is missing with a screwdriver sting at the end. In the housing of the handle there is a resistance resistor, lowering current strength to the minimum, safe for a person. Behind him is directly indicator lamp, the pressure conductive spring and the contact plate. The principle of operation of the simplest indicator screwdriver consists in passing current through the sting and element of the indication, followed by its care through the body of the wizard, which is grounding. In this case, the person closes the chain with his finger, due to which the light bulb occurs. This screwdriver is as simple as possible, but also the scope of its application is limited. Such a tool can only be determined by the phase and zero, and then the last one is the method of exception. Preparations with built-in power elements possess wider functionality. They allow you to determine the availability of current in the conductor, without touching it with a sting. To search for a hidden wiring screwdriver, the detector with the built-in food element is also suitable. As you know, the conductor is under voltage emits the electromagnetic field.

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