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The Extech MP530A MultiPro True RMS Professional MultiMeter with RS-232 & Temp features a backlit 5000 count LCD display for high resolution. Smart auto power off is disabled if signal is present at test leads. Measurement functions include AC/DC Voltage and Current, Resistance, Frequency, Capacitance, Diode and Continuity. Specifications. AC Voltage Ranges: 50mV, 500mV, 5V, 50V, 500V, 1000V. AC Voltage Maximum Resolution: 0.01 mV. AC Voltage Basic Accuracy (%rdg+digits): ±(0.8%+3d). DC Voltage Ranges: 50mV, 500mV, 5V, 50V, 500V, 1000V. DC Voltage Maximum Resolution: 0.01 mV. DC Voltage Basic Accuracy (%rdg+digits): ±(0.08%+2d). AC Current Ranges: 500µA, 5000µA, 50mA, 500mA, 5A, 10A. AC Current Maximum Resolution: 0.1 µA. AC Current Basic Accuracy (%rdg+digits): ±(0.8% + 4d). DC Current Ranges: 500µA, 5000µA, 50mA, 500mA, 5A, 10A. DC Current Maximum Resolution: 0.1 µA. DC Current Basic Accuracy (%rdg+digits): ±(0.2% + 4d). Resistance Ranges: 50, 500, 5k, 50k, 500k, 5M, 50Mohm. Resistance Maximum Resolution: 0.01 ohm. Resistance Basic Accuracy (%rdg+digits): ±(0.1% + 2d). Capacitance Ranges: 50 nF ,500 nF, 5 µF, 50 µF, 500 µF, 9999 µF. Capacitance Maximum Resolution: 0.01 nF. Capacitance Basic Accuracy (%rdg+digits): ±(0.8% + 3d). Frequency Ranges: 5 Hz to 125 kHz. Frequency Maximum Resolution: 0.001 Hz. Frequency Basic Accuracy (%rdg+digits): ±(0.01%+2d). Temperature Ranges: -58 to 1832°F (-50 to 1000°C ). Temperature Maximum Resolution: 1°F/°C. Temperature Basic Accuracy (%rdg+digits): ±(0.3%+3d). Diode Test: Typical test current; 0.4mA, open circuit voltage; <3.5VDC. Digital Display: 5000-count LCD display; 5 per second nominal refresh rate. Bar Graph Display: 52-segment bargraph; 60 per second nominal refresh rate.
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