Apr 14, 2026
Correct Use of Infrared Thermometers for Equipment Fault Diagnosis
Correct Use of Infrared Thermometers for Equipment Fault Diagnosis The core issue of infrared diagnosis for equipment faults recommended by infrared thermometer
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![use a voltage detection pen to correctly distinguish equipment leakage from s...]()
use a voltage detection pen to correctly distinguish equipment leakage from s...Use a voltage detection pen to correctly distinguish equipment leakage from static electricity The metal casing of some equipment is not grounded oJun 14, 2022 -
![Take measures to prevent electric shock and short circuit when using voltage ...]()
Take measures to prevent electric shock and short circuit when using voltage ...Take measures to prevent electric shock and short circuit when using voltage detection pen When using the electroscope, never touch the metal probeJun 14, 2022 -
![How (and how) to use a multimeter to measure the quality of electrolytic and ...]()
How (and how) to use a multimeter to measure the quality of electrolytic and ...How (and how) to use a multimeter to measure the quality of electrolytic and solid-state capacitors (1) First put the multimeter in the resistancJun 14, 2022 -
![Multimeter to measure DC voltage and AC voltage]()
Multimeter to measure DC voltage and AC voltageMultimeter to measure DC voltage Measurement steps: 1. Select the range. The DC voltage range of the multimeter is marked with "V" and has five raJun 14, 2022 -
![Reasons for insufficient output voltage of switching power supply]()
Reasons for insufficient output voltage of switching power supplyReasons for insufficient output voltage of switching power supply First, the load current is too large, the second is the low input voltage, and thJun 13, 2022 -
![Processing method of switching power supply alarm]()
Processing method of switching power supply alarmProcessing method of switching power supply alarm The switching power supply failure caused by the above two reasons, the processing method is as folJun 13, 2022 -
![Use a voltage tester pen within the rated voltage range]()
Use a voltage tester pen within the rated voltage rangeUse a voltage tester pen within the rated voltage range The voltage range of ordinary electroscopes is between 60V and 500V. If it is used to teJun 13, 2022 -
![Classification of voltage test pens]()
Classification of voltage test pensClassification of voltage test pens 1. Low voltage test pen: used for charged body detection of line voltage 500V and below. 2. Weak current testJun 13, 2022 -
![Explanation from Baidu Know How many volts is the voltage range measured by a...]()
Explanation from Baidu Know How many volts is the voltage range measured by a...Explanation from Baidu Know "How many volts is the voltage range measured by a low-voltage test pen": Pressure measuring pen: used for charged bodyJun 13, 2022 -
![How to use the multimeter GVDA?]()
How to use the multimeter GVDA?How to use the multimeter (1) Before using the multimeter, it should be done: 1. The multimeter is placed horizontally. 2. Check that the hands stopJun 13, 2022 -
![Observe and understand the structure of a multimeter]()
Observe and understand the structure of a multimeterObserve and understand the structure of a multimeter There are many types of multimeters with different shapes, but the basic structure and usage areJun 13, 2022 -
![Test Application of Insulation Multimeter]()
Test Application of Insulation MultimeterTest Application of Insulation Multimeter When debugging the AC drive system, an insulation multimeter must be used to test the insulation of the mJun 13, 2022 -
![How to measure inductance with a multimeter]()
How to measure inductance with a multimeterHow to measure inductance with a multimeter Inductor and transformer testing methods and experience 1? Detection of color-coded inductors Put thJun 13, 2022 -
![The biggest feature of the multimeter]()
The biggest feature of the multimeterThe biggest feature of the multimeter There is a range switch, and each function is switched by this switch. At present, there are two types of mulJun 13, 2022 -
![A laser rangefinder is an instrument that uses a laser to accurately measure ...]()
A laser rangefinder is an instrument that uses a laser to accurately measure ...A laser rangefinder is an instrument that uses a laser to accurately measure the distance of a policy A laser rangefinder is an instrument that useJun 07, 2022 -
![Measuring principle and method of laser rangefinder]()
Measuring principle and method of laser rangefindereasuring principle and method of laser rangefinder 1. What is the principle of using infrared ranging or laser ranging? The principle of rangingJun 07, 2022 -
![The switching power supply itself is damaged]()
The switching power supply itself is damagedThe switching power supply itself is damaged There are many reasons for the damage of the switching power supply, it may be the failure of the voltJun 07, 2022 -
![Switching power supply output short circuit]()
Switching power supply output short circuitSwitching power supply output short circuit The output power supply line of the switching power supply contacts the falling metal chips, or the wirJun 07, 2022 -
![Reasons for switching power supply alarm]()
Reasons for switching power supply alarmReasons for switching power supply alarm When the primary voltage falls from normal to abnormal, and then rises again, a fault alarm occurs in the liJun 07, 2022 -
![Quick repair steps for common faults of switching power supply]()
Quick repair steps for common faults of switching power supplyQuick repair steps for common faults of switching power supply 1. At the moment of power-on, after the light bulb flashes for a while and then goesJun 07, 2022
