Contact Us
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Tel: +8618822802390
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E-mail: admin@gvda-instrument.com
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WhatsApp: 8618822802390
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Add: Room 610-612, Huachuangda Business Building, District 46, Cuizhu Road, Xin'an Street, Bao'an, Shenzhen
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05
Nov
2024
How does the electric pen confirm the ground and neutral wires? The electric ...
How does the electric pen confirm the ground and neutral wires? The electric pen tests the neutral, live and ground wires 1. When powered on and measured with an electric pen, the
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05
Nov
2024
How to use the induction tester
How to use the induction tester Inductive measuring pen can measure AC power and DC power. When measuring DC battery, touch the other pole of the battery with the other hand. The r
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05
Nov
2024
The switch controls the live wire. When I use a tester to test the neutral wi...
The switch controls the live wire. When I use a tester to test the neutral wire, it is slightly bright. What's going on? 1, Regarding this issue, the reason for the phenomenon
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05
Nov
2024
Detailed explanation of how to use the inductive digital display electric tes...
Detailed explanation of how to use the inductive digital display electric test pen Button Description: A key "Direct": This is the direct measurement key (located far fro
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05
Nov
2024
The negative half cycle flows from the neutral line to the live wire. Why doe...
The negative half cycle flows from the neutral line to the live wire. Why does the live wire always come on when using a test pen? The reason why the live wire is lit up when measu
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05
Nov
2024
What will happen if the test pen breaks and the test wire
What will happen if the test pen breaks and the test wire When using a digital multimeter instead of a measuring probe to determine the neutral and live wires, the range switch can
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05
Nov
2024
How to use the digital screen to display a lot of electric test pencils
How to use the digital screen to display a lot of electric test pencils usage method The index and middle fingers grip the electric pen completely, while the thumb presses down on
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05
Nov
2024
Operation of the digital display electrical test pen
Operation of the digital display electrical test pen 1. Immediate measurement method Immediate measurement method refers to the measurement method of directly contacting the camera
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05
Nov
2024
What is the structure of the electric test pen? How much voltage can the elec...
What is the structure of the electric test pen? How much voltage can the electric test pen measure? A measuring pen is one of the essential tools for electricians, used to measure
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05
Nov
2024
What is the principle of the electric pen? What does the pen display showing ...
What is the principle of the electric pen? What does the pen display showing 12v mean? Do you know the principle of an electric pen, which is an auxiliary safety tool used to detec
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05
Nov
2024
What is the difference between a multimeter and an electrician's pencil?
What is the difference between a multimeter and an electrician's pencil? Function: A multimeter is a multifunctional electronic measuring instrument mainly used to measure elec
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05
Nov
2024
Precautions for using induction tester
Precautions for using induction tester Instructions for using an induction measuring pen Commonly used low-voltage measuring pens, master the two grip method for testing. A pen sty
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05
Nov
2024
How to operate the digital display tester
How to operate the digital display tester 1. Immediate measurement method Immediate measurement method refers to the measurement method of directly contacting the camera of the mea
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05
Nov
2024
The internal composition of the test pen and the dangers of damage to the tes...
The internal composition of the test pen and the dangers of damage to the test pen If the resistance of the measuring pen is broken, what will happen when measuring the live wire?
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05
Nov
2024
In addition to being able to distinguish whether an object is charged, the el...
In addition to being able to distinguish whether an object is charged, the electric tester has the following uses: Electric pens are one of the things commonly used by electricians
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05
Nov
2024
The principle and use of the electric tester
The principle and use of the electric tester A measuring pen is one of the commonly used tools to determine whether an object is charged. Its internal structure is a light bulb wit
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25
Oct
2024
What is the principle of the electric pen? What does it mean when the electri...
What is the principle of the electric pen? What does it mean when the electric pen displays 12v? Do you know the principle of an electric pen, which is an auxiliary safety tool use
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25
Oct
2024
What is the structure of the test pen? How much voltage can the test pen meas...
What is the structure of the test pen? How much voltage can the test pen measure? A measuring pen is one of the essential tools for electricians, used to measure whether a conducto
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25
Oct
2024
In addition to determining whether an object is charged, the test pencil has ...
In addition to determining whether an object is charged, the test pencil has the following uses: 1. It can be used for low-voltage phase detection to measure whether any wires in t
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25
Oct
2024
How to use and precautions for induction tester
How to use and precautions for induction tester I believe many people have checked their home wiring or electricity meters, so induction probes, a commonly used electrical tool, ar
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