Multi_Tester_Presentation.pttx. grade 11 electrical installation and maintenance

electrical installation and maintenance

1. Multi t ester in Electrical

2. Introduction 📌 Definition of a Multi Tester (Multimeter) 📌 Importance in Electrical Work 📌 Basic Components and Display

3. Types of Multi Testers 🔹 Analog Multi Tester - Uses a needle display - Less accurate but useful for trend observation 🔹 Digital Multi Tester - Uses an LCD display - More accurate and widely used today

4. Functions and Uses ✅ Measuring Voltage (AC/DC) ✅ Measuring Current (Amps) ✅ Measuring Resistance (Ohms) ✅ Continuity Testing ✅ Checking Diodes and Transistors

5. How to Use a Multi Tester 🔧 Setting the Correct Mode and Range 🔧 Connecting the Probes Properly 🔧 Reading the Measurements 🔧 Avoiding Common Mistakes

6. Safety Precautions ⚠️ Always Check the Settings Before Testing ⚠️ Never Test Resistance in a Live Circuit ⚠️ Use Insulated Probes ⚠️ Be Cautious with High Voltage Circuits

7. Common Applications 💡 Troubleshooting Home Electrical Systems 💡 Testing Batteries and Power Supplies 💡 Checking Circuit Board Components 💡 Diagnosing Electrical Faults in Appliances

8. Conclusion & Tips 🎯 Summary of Key Points 🎯 Choosing the Right Multi Tester for Your Needs 🎯 Regular Calibration for Accurate Readings 🎯 Practice Using the Tester on Safe Circuits First