May 06, 2026
How to Select a pH Meter
How to Select a pH Meter As is well known, various fields such as industry, agriculture, scientific research, and environmental protection involve pH meters. Wh
-
![Correct use and maintenance of high voltage electroscope]()
Correct use and maintenance of high voltage electroscopeCorrect use and maintenance of high voltage electroscope It is mainly used to test high-voltage electrical equipment whose ground voltage is aboveMay 12, 2022 -
![How to use the test pen? Correct use of the test pencil?]()
How to use the test pen? Correct use of the test pencil?How to use the test pen? Correct use of the test pencil The electrician's most familiar tool is the electric pen, which is used to determine whetherApr 28, 2022 -
![What should you pay attention to when buying a DC power supply]()
What should you pay attention to when buying a DC power supplyWhat should you pay attention to when buying a DC power supply Although not as conspicuous as an oscilloscope spectrum analyzer in an electronics lApr 10, 2022 -
![How to use the socket tester to judge the good grounding effect of the ground...]()
How to use the socket tester to judge the good grounding effect of the ground...How to use the socket tester to judge the good grounding effect of the ground wire at home Good grounding means that its grounding resistance mustApr 10, 2022 -
![can the socket tester check for leakage]()
can the socket tester check for leakageCan the socket tester check for leakage? The socket tester is an instrument that can be used to detect whether the poles of the power socket are coApr 10, 2022 -
![Socket tester helps you easily see the fault]()
Socket tester helps you easily see the faultSocket tester helps you easily see the fault Although sockets are not "big items" like home appliances, they are related to daily safety and are alApr 10, 2022 -
![precautions for the use of socket detectors]()
precautions for the use of socket detectorsPrecautions for the use of socket detectors 1. Please operate the socket tester correctly when using it, and use it under the conditions limited byApr 10, 2022 -
![how to use the socket tester]()
how to use the socket testerHow to use the socket tester The socket tester is an instrument that can be used to detect whether the poles of the power socket are connected corrApr 10, 2022 -
![Correct grip when using a low voltage test pen]()
Correct grip when using a low voltage test penCorrect grip when using a low voltage test pen Commonly used low-voltage test pen, master the two-grip test method. Pen-type test pen, the palm touApr 09, 2022 -
![Can a Voltage tester pen distinguish between alternating current and direct c...]()
Can a Voltage tester pen distinguish between alternating current and direct c...Can a Voltage test pen distinguish between alternating current and direct current? Theoretically, it is possible, but the general commercial test pApr 09, 2022 -
![RCD (or GFCI) Test of socket tester]()
RCD (or GFCI) Test of socket testerRCD (or GFCI) Test Insert the tester into the three hole power socket with correct wiring, RCD (or GFCI) trip current will be displayed on the displaDec 15, 2020 -
![Major function of socket tester GD105B]()
Major function of socket tester GD105Bmajor function Three hole socket line sequence detection Phase voltage (L_N) measurement Leakage voltage (N_E) measurement RCD(or GFCI) TeNov 30, 2020 -
![Safety Warning of socket tester]()
Safety Warning of socket testerTo avoid possible electric shock or personal injury： Please check the tester carefully before using it and confirm if there is any damage. If thereNov 25, 2020 -
![Function of Socket tester]()
Function of Socket tester●When the test button is pressed, if the circuit is normal, the leakage switch of the control circuit should be tripped immediately. ●If the test butNov 09, 2020 -
![Socket tester]()
Socket testerThe socket tester has the inspection function that when the test button is pressed, the leakage switch of the control line should be tripped immediateOct 28, 2020 -
![Error table of socket tester]()
Error table of socket testerError table RED RED RED CORRECT ● ● ○ OPEN GROUND ● ○ ○ OPEN NEUTRAL ○ ● ○ OPEN LIVE ○ ○ ○ LIVE/GRD REVERSE ○ ● ● LIVE/NEU REVERSE ● ○ ●Feb 29, 2020
