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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07
Apr
2022
Multimeter direct current measurement method
Multimeter direct current measurement method Current measurement is not the same as measuring other quantities with a DMM. The direct current measurement method is to connect th
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07
Apr
2022
How to operate a Pen type multimeter diode test
How to operate a Pen type multimeter diode test 1) Press Power on key to power on, 2) Press "FUNC" key to select "Diode"gear. 3) Insert the red probeinto“INPUT”jack an
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07
Apr
2022
How to perform continuity test with multimeter
How to perform continuity test with multimeter Continuity is the distinction between a circuit or a short by a quick resistance measurement. On-off measurement is simpler and fas
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07
Apr
2022
How to Measure resistance of digital multimter Professional
How to Measure resistance of digital multimter Professional? Resistance is measured at the electrical barrier. Resistance values vary widely, from a few milliohms (mΩ) for cont
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07
Apr
2022
Measurement accuracy of digital multimter GVDA
measurement accuracy of smart multimter Accuracy refers to the maximum allowable error in a specific use environment. In other words, precision is used to indicate How close the
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07
Apr
2022
Technical data of Smart Pen type Multimeter 4000 counts GD107
GVDAM Smart Pen-type Multimeter can automatically identify the measurement signal and automatically select the range.Smart Mode is default when power on , In this mode, the meter c
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07
Apr
2022
Accuracy Specifications of Pen type multimter
Accuracy Specifications of Pen type multimter The accuracy applies within one year after the calibration. Reference condition: the environment temperature 18°C to 28°C, the
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07
Apr
2022
General Technical Specifications of Pen type digital multimter
General Technical Specifications of Pen type digital multimter: Environment condition of using: CAT. III 600V; Pollution level2, Altitude < 2000m Working temperature and humid
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07
Apr
2022
How to choose a multimeter according to different resolutions
How to choose a multimeter according to different resolutions? Resolution is to judge the quality of the measurement results of a watch. Knowing the resolution of a meter lets y
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07
Mar
2022
Replace battery for Multimeter
1) Turn off the meter power and remove the probes. 2) Remove the screw fixing the battery cover and remove the battery cover. 3) Remove the old battery and replace it with a new
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06
Mar
2022
Specification of Smart Multimeter
Smart Function(AC/DC Voltage,resistance and continuity):yes Auto Identification of current input:yes Relative Measurement:yes Max/Min/Avg.:yes NCV/Live/Continuity test:yes(soun
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05
Mar
2022
Maintenance of Smart Multimeter
Maintenance of Smart Multimeter Clean When cleaning the meter, please follow the following steps: 1) Turn off the meter power and remove the probes. 2) Wipe the case with
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04
Mar
2022
Operation warning of Multimter
Do not measure the voltage higher than 600V, otherwise the meter may be damaged. Pay special attention to safety when measuring high voltage to avoid electric shock or personal
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03
Mar
2022
Smart Measurement of Multimeter GD119B
Smart (AUTO) measurement This measurement mode is default when power on. In this mode, DC voltage, AC voltage, resistance, continuity can be measured, and the meter can automatic
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02
Mar
2022
Overview of Smart Multimeter GD119B
This meter is an intelligent true RMS digital multimeter. It has intelligent and professional measurement function. Full function, with gear display, analog bar multiple display.
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23
Dec
2021
Method of choosing Clamp meter
1. Read the manual carefully before use to find out whether it is AC or AC and DC. 2. The voltage of the circuit under test cannot exceed the value indicated on the clamp meter, o
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06
Dec
2021
working principle of clamp meter
Clamp ammeter is a combination of current transformer and ammeter. The iron core of the current transformer can be opened when the wrench is tightened; the wire through which the m
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21
Nov
2021
what is Clamp meter?
Clamp meter (sometimes also called clamp meter, clamp meter) AC/DC clamp meter is also one of the necessary test tools in daily maintenance work. It is mainly used to test relevant
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09
Nov
2021
Safety Symbols of GVDA Clamp meter
High voltage warning AC (Alternating current) DC (Direct current) AC or DC Warning, important safety signs Ground Fuse Equipment with double insulation/reinforced ins
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31
Jan
2022
Digital multimeter purchase requirements
A digital multimeter is the most basic test tool for electronics enthusiasts. A good digital multimeter can not only measure various electrical parameters, but also a right-hand ma
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