The Fluke 8842A is a 5.5-digit digital multimeter designed for precision measurement in calibration, laboratory, and field engineering environments. It delivers high-accuracy DC and AC voltage, current, resistance, and frequency measurements with excellent repeatability. The instrument combines >10 GΩ input impedance on lower voltage ranges with superior common-mode rejection to minimize errors in noisy industrial settings. Built for electronics repair, instrument calibration, and critical electrical diagnostics, the 8842A provides the stability and resolution required by metrologists and field technicians.
Technical Specifications
DC Voltage
• Ranges: 200 mV, 2 V, 20 V, 200 V, 1000 V
• Accuracy: ±0.005% ± 0.002% of range (200 mV); ±0.004% ± 0.001% of range (2–200 V); ±0.005% ± 0.001% of range (1000 V)
• Input Impedance: >10 GΩ (200 mV–20 V), 10 MΩ (200 V–1000 V)
• CMRR: >120 dB at DC, >60 dB at 50/60 Hz (1 MΩ balanced load)
AC Voltage
• Ranges: 200 mV, 2 V, 20 V, 200 V, 750 V
• Frequency Response: 20 Hz to 1 MHz (200 mV–2 V); 20 Hz to 100 kHz (20 V–750 V)
• Accuracy: ±0.001% ± 0.002% of range (200 mV–2 V, 20 Hz–100 kHz); ±0.05% ± 0.005% of range (20 V range, 20 Hz–100 kHz)
• Crest Factor: Up to 3 at full scale
DC Current
• Ranges: 20 mA, 200 mA, 2 A, 10 A
• Accuracy: ±0.05% ± 0.005% of range (20 mA–200 mA); ±0.1% ± 0.005% of range (2 A); ±0.2% ± 0.005% of range (10 A)
• Burden Voltage: 2 V (20 mA–200 mA), 0.2 V (2 A), 0.02 V (10 A)
AC Current
• Ranges: 20 mA, 200 mA, 2 A, 10 A
• Frequency Response: 20 Hz to 50 kHz
• Accuracy: ±0.2% ± 0.01% of range (200 mA, 20 Hz–50 kHz)
Resistance
• Ranges: 200 Ω, 2 kΩ, 20 kΩ, 200 kΩ, 2 MΩ, 2 GΩ
• Accuracy: ±0.05% ± 0.002% of range (200 Ω–200 kΩ); ±0.1% ± 0.005% of range (2 MΩ); ±1.0% ± 0.005% of range (2 GΩ)
Frequency
• Ranges: 10 Hz to 1 MHz
• Sensitivity: 10 mV RMS (10 Hz–100 kHz), 30 mV RMS sine wave (100 kHz–1 MHz)
• Accuracy: ±0.005% ± 0.001% of range
– Key Features
• Diode test function for forward voltage drop measurement
• Low burden voltage across current ranges minimizes circuit loading
• Selectable ranges optimize resolution for each measurement type
– Typical Applications
• Instrument calibration and verification
• Electronics troubleshooting and repair
• Laboratory electrical characterization
• Field maintenance and commissioning
– Compatibility & Integration
The 8842A accepts standard banana connectors and operates independently. Its display-driven interface requires no external integration.
