Fluke 279FC User Manual - Page 27
Basic Measurements, AC and DC Voltage Measurements
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Basic Measurements XW Warning To prevent possible electrical shock, fire, or personal injury, disconnect power and discharge all high-voltage capacitors before you measure resistance, continuity, capacitance, or a diode junction. This section is about how to make basic measurements with the Multimeter. When you connect the test leads to the circuit or device, always: • Connect the common (COM) test lead before the live lead. • Remove the live test lead before the common test lead. True-rms Thermal Multimeter Basic Measurements Basic measurements and tests: • AC and DC Voltage Measurements. See Figure 4. • Volts/Hertz Ratio. See Figure 6. • Resistance Measurements. See Figure 7. • Capacitance Measurements. See Figure 8. • Continuity Test. See Figure 9. • AC Current Measurements. See Figure 10. • Diode Test. See Figure 11. • Frequency Measurements. See Figure 12. AC and DC Voltage Measurements To set the dc or ac range: 1. Turn the rotary dial to . See Figure 4. 2. Push to toggle the voltage between millivolts dc and millivolts ac. 3. Push to scroll through each range. 17