9+ アナログ テスター 使い方 Ideas
Introduction
An analog tester, also known as a multimeter, is a versatile tool that measures a variety of electrical values. It can measure voltage, current, resistance, and continuity. In this article, we will guide you on how to use an analog tester properly in 2023.
Step 1: Preparing the Multimeter
Step 1.1: Turn Off Power
Before using the multimeter, make sure the power is turned off to the circuit you want to test. This ensures your safety and avoids damage to the multimeter.
Step 1.2: Set the Multimeter
Set the multimeter to the correct function you want to measure. If you want to measure voltage, set the dial to the AC or DC voltage range, depending on what you want to measure. If you want to measure current, set the dial to the current range.
Step 2: Testing Voltage
Step 2.1: Connect the Test Leads
Connect the red test lead to the positive terminal of the circuit and the black test lead to the negative terminal. Make sure the leads are securely attached.
Step 2.2: Read the Voltage
Turn on the power and read the voltage on the multimeter display. Make sure the reading is within the expected range. If the voltage is too high or too low, adjust the multimeter range accordingly.
Step 3: Testing Current
Step 3.1: Set the Multimeter
Set the multimeter to the current range you want to measure.
Step 3.2: Connect the Test Leads
Connect the test leads in series with the circuit you want to measure. Make sure the leads are securely attached.
Step 3.3: Read the Current
Turn on the power and read the current on the multimeter display. Make sure the reading is within the expected range. If the current is too high or too low, adjust the multimeter range accordingly.
Step 4: Testing Resistance
Step 4.1: Set the Multimeter
Set the multimeter to the resistance range you want to measure.
Step 4.2: Connect the Test Leads
Connect the test leads to the circuit you want to measure. Make sure the leads are securely attached.
Step 4.3: Read the Resistance
Read the resistance on the multimeter display. Make sure the reading is within the expected range. If the resistance is too high or too low, adjust the multimeter range accordingly.
Step 5: Testing Continuity
Step 5.1: Set the Multimeter
Set the multimeter to the continuity range.
Step 5.2: Connect the Test Leads
Connect the test leads to the circuit you want to measure. Make sure the leads are securely attached.
Step 5.3: Test the Circuit
Test the circuit for continuity by touching the two test leads together. If you hear a beep or see a reading on the multimeter display, the circuit has continuity. If there is no beep or reading, the circuit has a break.
Conclusion
Analog testers are important tools for measuring various electrical values. Proper use of the multimeter is essential for accurate readings and your safety. We hope this guide on how to use an analog tester in 2023 has been helpful for you.
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