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THE 8842A Digital multimeter The Fluke 8842A Digital multimeter is a high-performance 5-1/2 digit instrument designed for general-purpose bench or systems applications. The 8842A is the top-of-the- line DMM in the 8840A family. Using proprietary thin film resistor networks, a stable reference Amplifier and stable active components, the 8842A offers superior measurement performance and stability. It also offers additional 20 mV, 20 ohm, and 200 mA dc ranges. Features of the 8842A include: • Highly legible vacuum fluorescent display • Intuitively easy front panel operation • Basic dc accuracy of 0.003% for 1 year • 2-wire and 4-wire resistance measurement • DC current measurement • Up to 100 readings per second • Closed-case calibration (no internal adjustments) • Built-in self-tests 1-3. OPTIONS AND Accessories A number of options and Accessories are available for the 8842A which can be easily installed at any time. The options include: • IEEE-488 Interface (Option -05), featuring: • Full programmability • Simple and predictable command set • Fast measurement throughput • External Trigger input connector • Sample Complete output connector • Automated calibration • Low cost • True RMS AC (Option -09), featuring: • AC voltage measurement • AC current measurement