Description

The FNIRSI LC1020E is a high-precision handheld digital bridge LCR meter designed for professional component measurement in lab, production line, and field environments. It delivers 4.5-digit resolution with up to ±0.05% basic accuracy — a significant step up from general-purpose component testers — and measures inductance, capacitance, resistance, and impedance as primary parameters, with X, D, Q, theta, and ESR available simultaneously as secondary parameters. Five selectable test frequencies from 100Hz to 100kHz and three RMS test levels (0.1V, 0.3V, 0.6V) allow precise measurement conditions to be matched to the component type being tested. Dual test port configuration — 3-terminal and 5-terminal with 4-wire Kelvin support — eliminates lead resistance error from measurements, delivering the kind of accuracy previously reserved for bench-top bridge instruments. A sorting and comparison mode with adjustable tolerance from 0.1% to 99.9% enables automated pass/fail judgment with audio-visual feedback for batch component testing and quality control. For electronics engineers, production technicians, and serious hobbyists in Karachi and across Pakistan who need reliable passive component characterization beyond what a standard multimeter can provide, the LC1020E brings bench-grade LCR measurement into a rechargeable handheld form factor.

Why Choose the FNIRSI LC1020E?

Accurate LCR measurement — particularly for inductors and high-frequency capacitors — has traditionally required either expensive bench instruments or accepting the limited accuracy of basic handheld testers. The LC1020E closes that gap: its 4-wire Kelvin test clips eliminate lead resistance error, its 100kHz test frequency covers the range needed for RF inductors and bypass capacitors, and its ±0.05% accuracy tier matches what most benchtop instruments in the same price bracket offer. The built-in internal bias voltage stabilizes readings on sensitive components, and the data logging mode with categorized pass/fail counters makes it practical for batch sorting in production or repair environments. At a fraction of the cost of comparable instruments from established metrology brands, it represents strong value for Karachi’s electronics professionals and component distributors who need trustworthy measurements rather than rough approximations.

FEATURES

• 4.5-digit resolution with up to ±0.05% basic accuracy for professional-grade passive component measurement
• Measures L, C, R, Z as main parameters with auto component identification and automatic mode switching
• Secondary parameters: X, D, Q, theta, ESR — displayed simultaneously with main parameter
• 5 selectable test frequencies: 100Hz, 120Hz, 1kHz, 10kHz, 100kHz
• 3 selectable RMS test levels: 0.1V, 0.3V, 0.6V
• Dual test ports: 3-terminal and 5-terminal with 4-wire Kelvin support to eliminate lead resistance error
• Internal bias voltage (0.0V and 0.5V) for stabilized measurements on sensitive components
• Sorting and comparison mode: set nominal value and tolerance (0.1%–99.9%) for automatic pass/fail judgment with audio-visual feedback
• Data logging mode records pass/fail count statistics for batch testing and quality control workflows
• Data hold: short press to freeze reading; long press to enter logging mode
• Open circuit and short circuit calibration for fixture compensation and system error elimination
• USB Type-C communication interface (virtual serial port) for PC connectivity
• 2.8-inch TFT color LCD with dual-parameter simultaneous display
• Built-in 3.7V 3000mAh rechargeable lithium battery
• Adjustable settings: language, screen brightness, sound, auto power-off, calibration

SPECIFICATIONS

General Parameters:

• Model: LC1020E
• Display: 2.8-inch TFT LCD, 4.5-digit (main and secondary)
• Test frequencies: 100Hz, 120Hz, 1kHz, 10kHz, 100kHz
• Test levels: 0.1V, 0.3V, 0.6V RMS
• Basic accuracy: 0.3% (up to ±0.05% at optimal conditions)
• Main parameters: AUTO / R / C / L / Z
• Secondary parameters: X / D / Q / theta / ESR
• Measurement range: L 0–100H, C 0–100mF, R 0–10 Mohm
• Internal bias: 0.0V, 0.5V
• Output impedance: 100 ohm
• Test terminals: 3-terminal and 5-terminal (4-wire Kelvin)
• Communication: USB Type-C (virtual serial port)
• Battery: 3.7V / 3000mAh lithium
• Operating temperature: -5°C to 40°C
• Storage humidity: Up to 80% relative humidity

Capacitance Accuracy (key ranges):

• 1uF–1mF at 1kHz: 0.5% ± 5 digits
• 1nF–1uF at 1kHz: 0.3% ± 2 digits
• 1pF–1nF at 10kHz: 1.5% ± 2 digits

Inductance Accuracy (key ranges):

• 1mH–1H at 1kHz: 0.3% ± 2 digits
• 10uH–1mH at 1kHz: 0.5% ± 4 digits

Resistance Accuracy (key ranges):

• 1kohm–1Mohm at 1kHz: 0.2% ± 2 digits
• 1 ohm–1kohm at 1kHz: 0.3% ± 2 digits

Warranty: 2 years (direct purchase via fnirsi.com); 30-day return and refund guarantee
Includes: LC1020E LCR meter, data cable, shorting plate, Kelvin test clip, red and black test leads, user manual