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  • 08

    Apr

    2022

    [[TitleNews]]

    AC voltage detector tester pen to measure the positive and negative poles of ...

    AC voltage detector tester pen to measure the positive and negative poles of direct current When measuring direct current, only one end of the neon tube lights up. At this time,

  • 08

    Apr

    2022

    [[TitleNews]]

    Electronic test pen distinguishes between alternating current and direct current

    Electronic test pen distinguishes between alternating current and direct current The first is to distinguish from the brightness. The brightness of the electric pen when measuri

  • 08

    Apr

    2022

    [[TitleNews]]

    AC Voltage tester pen to measure in-phase or out-of-phase of phase lines

    AC Voltage tester pen to measure in-phase or out-of-phase of phase lines Circuits that do not distinguish between wire colors are definitely a headache when repairing. Single-ph

  • 08

    Apr

    2022

    [[TitleNews]]

    the Test pen to measure whether there is voltage in the line

    he tester pen is probably the most essential kind of electrical tools, and the electroscope is most commonly used to measure whether there is voltage in the line. But in fact, its

  • 15

    Aug

    2020

    [[TitleNews]]

    identify Live and Neutral with Electric Pen

    The voltage detector probe is placed near the AC voltage. When the voltage is induced, the signal light will be lit. The bargraph of the screen will become higher or lower as the v

  • 26

    Jul

    2020

    [[TitleNews]]

    how to use Flashlight of Teter pen GD116B

    Press the sensitivity / phase / flashlight key and hold for more than 2 seconds. The flashlight is opened; The flashlight is closed by pressing the sensitivity / phase / flashlight

  • 08

    Jul

    2020

    [[TitleNews]]

    AC voltage detection of Voltage tester pen

    The voltage detector probe is placed near the AC voltage. When the voltage is induced, the signal light will be lit. The bargraph of the screen will become higher or lower as the v

  • 26

    Jun

    2020

    [[TitleNews]]

    NCV High low sensitivity of tester pen

    NCV High/low sensitivity The default low sensitivity test state is when the meter is started, and the display shows "Lo" character Press the sensitivity / phase / flashlight key

  • 11

    Jun

    2020

    [[TitleNews]]

    How the test pen works

    That is, the working principle of the electric pen The low-voltage electric test pen is an electrician's eye, a tool used to detect whether wires, electrical appliances and electri

  • 26

    May

    2020

    [[TitleNews]]

    Safety Warning before using tester pen

    To avoid possible electric shock or personal injury：  If the voltage detector is not used according to the instruction, the protection function provided by the electric pencil ma

  • 12

    May

    2020

    [[TitleNews]]

    Precautions for the test pen

    (1) Before using the test pen, first check whether there is a safety resistor in the test pen, and then visually check whether the test pen is damaged, whether it is damp or water,

  • 30

    Apr

    2020

    [[TitleNews]]

    The chemical principle of the electric pen

    Regardless of the shape of the test pen, its structural principle is basically the same. The outer shell is mostly a plastic insulator, and the inside is composed of a metal conduc

  • 20

    Apr

    2020

    [[TitleNews]]

    The purpose of the test pen

    (1) It can be used for low-voltage nuclear phase measurement to measure whether any wires in the line are in phase or out of phase. The specific method is: stand on an object insul

  • 09

    Apr

    2020

    [[TitleNews]]

    Specific instructions for the test pen

    A. When the test pen detects whether a conductor is a live wire or a neutral wire, the current through the test pen (that is, the current through the human body) I = the total volt

  • 30

    Mar

    2020

    [[TitleNews]]

    Types of Voltage Test Pens

    According to the high and low points of the measured voltage: High voltage test pen: used for 10kv and above projects, it is the daily testing tool for electricians; Low voltag

  • 12

    Mar

    2020

    [[TitleNews]]

    What is Tester Pen

    The test pen is also called a test pen, or "electric pen" for short. It is an electrician's tool used to test whether there is electricity in the wire. There is a neon bulb in the

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