Keithley 2110-120 – 5½ Digit Dual-Display USB Multimeter

The Keithley 2110-120 is a 5½-digit dual-display digital multimeter (DMM) designed for benchtop use. It features a USB interface for easy data acquisition and control, a bright dual display for simultaneous viewing of measurements, and a wide range of measurement functions including voltage, current, resistance, frequency, and temperature. The DMM offers high accuracy and resolution for precise measurements in various electronic testing and measurement applications.

Model
Keithley 2110-120
Calibration
Available on request
Price
$475
Status
In stock
RFQ ref
2110-120
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This unit

The Keithley 2110-120 is a 5½-digit dual-display digital multimeter engineered for benchtop and portable bench applications. It combines 15 measurement functions with high-speed acquisition and exceptional accuracy, delivering up to 200 readings per second at full resolution via USB. The dual-line display enables simultaneous viewing of two independent measurements, streamlining data collection and analysis workflows in engineering, R&D, and production environments.

Technical Specifications Measurement Functions

15 measurement functions including DC/AC voltage, DC/AC current, resistance, capacitance, frequency, thermocouple, continuity, and diode measurement Math Operations

7 math functions: percentage, average, min/max, NULL, limits, mX+b, dB, and dBm Accuracy

DC voltage: 0.012% one-year basic accuracy

Resistance: 0.020% one-year basic accuracy up to 100 kΩ Measurement Speed

200 readings per second at 5½ digit resolution (USB)

50,000 readings per second at 4½ digit resolution

30,000 readings per second into buffer at 4½ digit setting Electrical Ranges

DC voltage: 0.1 V to 1000 V (1 kV max)

AC voltage: 0.1 V to 750 V (750 V max)

DC current: 10 mA to 10 A (10 A max)

AC current: 1 A to 10 A (10 A max)

Resistance: 100 Ω to 100 MΩ (0.1 GΩ max)

Frequency: 10 Hz to 300 kHz Input Protection

1000 V all ranges (2 W input)

Key Features

Dual-line display for simultaneous dual measurements

Rugged construction for durability in bench and portable use

USB 2.0 (TMC-compliant) with SCPI command support

Optional GPIB interface for system integration

Compatibility & Integration Includes LabVIEW and IVI drivers for automated test environments. Bundled software

KI-Tool and KI-Link - supports instrument control, data recording, and time-series plotting with Microsoft Word and Excel integration. USB cable, power cord, safety test leads, calibration certificate, and commissioning software included.

Specifications

ParameterValue
Frequency Range10 Hz to 300 kHz | Voltage / Current Range: DC voltage: 0.1 V to 1000 V
AC voltage0.1 V to 750 V
DC current10 mA to 10 A
AC current1 A to 10 A

Keithley 2110-120 — Repair & Calibration Service

Aumictech offers NIST-traceable calibration and repair for the Keithley 2110-120. Calibration covers DC voltage accuracy at all ranges, AC voltage (True RMS) accuracy at 50 Hz, 1 kHz, and 10 kHz, DC current accuracy, resistance accuracy at all decade ranges, frequency accuracy, and diode test voltage. Fluke 87V and 289 also include capacitance and temperature calibration.. All calibrations ship with a NIST-traceable certificate. Turnaround is typically 1–3 business days after receipt.

Standard Cal
$450
Pass/fail cert + NIST sticker
Cal with Data
$650
Full NIST cert with measured values

Common Keithley 2110-120 faults: blown input fuse, worn input jacks, display segment failure, relay contact wear on bench DMMs. Common faults include worn input jacks (banana socket contact wear on the mA and COM terminals), blown input fuses (especially the 440 mA HRC fuse), and display segment failures. Keithley 2000/2001/2002 bench DMMs commonly develop relay contact wear affecting resistance accuracy after extended service.

Keithley 2110-120 price

This Keithley 2110-120 is listed at $475. Calibration is available separately from $450. Contact us for volume pricing or if you need multiple units.

Keithley 2110-120 calibration cost

NIST-traceable calibration for the Keithley 2110-120 is $450 (standard — pass/fail certificate and calibration sticker) or $650 (full measured data at every test point, reference standards documented, traceability chain included). Calibration for this instrument covers DC voltage accuracy at all ranges, AC voltage (True RMS) accuracy at 50 Hz, 1 kHz, and 10 kHz, DC current accuracy, resistance accuracy at all decade ranges, frequency accuracy, and diode test voltage. Fluke 87V and 289 also include capacitance and temperature calibration.. Turnaround is 1 to 3 business days after receipt. See full calibration details →

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