Keithley 2002 8.5 Digit Multimeter

Product Overview Pre-owned Keithley 2002 8.5-digit high-performance metrology-grade digital multimeter, passed full factory self-test and calibration verification. Built with 28-bit A/D converter, it delivers industry-leading ultra-high resolution and nanovolt-level sensitivity, widely adopted in metrology labs, precision component R&D, production calibration and low-level weak signal characterization. It supports optional scanner multiplexer card for multi-point sequential measurement. Core Technical Specifications Resolution & Accuracy: True 8.5 digit display, DCV basic accuracy 0.0006%, ultra-wide dynamic range, avoid range switching error Ultra High Sensitivity: DC voltage down to 1 nV, DC current as low as 10 pA, capture tiny micro signals Full Measurement Functions (18 modes): DC/AC Voltage, DC/AC Current, 2/4-wire Resistance, Frequency (1Hz~15MHz), Period, True RMS AC, Temperature (RTD/Thermocouple), Continuity, Diode, Peak voltage Wide Measurement Ranges: DCV 1nV~1100V, DCI 10pA~2.1A, Resistance 100nΩ~1.05GΩ Storage & Display: 8K internal reading memory, built-in bar graph trend display, multi-parameter simultaneous readout Communication: Standard IEEE-488 GPIB interface, support Keysight 3458A emulation mode for automated test system Expansion Slot: Rear card slot for optional 10-channel scanner card for multi-channel scan testing High Speed Sampling: Fast auto-range & function switching, high throughput for mass production testing Typical Application Scenarios Metrology institute & calibration lab: Reference standard precision measurement Semiconductor & sensor R&D: Ultra-low leakage, micro voltage/current characterization Precision component testing: Standard resistor, reference voltage source verification Aerospace & instrument R&D: Weak signal, temperature cycling aging test University physics lab, high-end electronic production quality inspection