📁 Manuals & FirmwaresDownload
Highlights
◉ High accuracy (up to ±0.05%) with 4.5-digit resolution for professional testing
◉ Auto identification of R/L/C components for fast, efficient measurement
◉ 5 test frequencies (100Hz–100kHz) & 3 voltage levels (0.1V–0.6V) for flexible analysis
◉ Dual-parameter display: L/C/R/Z with X/D/Q/θ/ESR for full insight
◉ Sorting mode & built-in bias voltage for stable, efficient batch testing
◉ Dual test ports (3-terminal & 5-terminal) with 4-wire Kelvin support for precision
◉ Data hold & logging functions improve test workflow
◉ Compact, rechargeable design with 3000mAh battery – ideal for lab, production, or field use
FNIRSI® LC1020E High-Precision Handheld LCR Meter is a portable and intelligent tool for testing electronic components, ideal for engineers, technicians, and hobbyists. It supports L/Q, C/D, and R/D measurements with series/parallel models, and features a 2.8-inch TFT color display.
With preset thresholds and audio-visual alerts, it enables fast pass/fail judgments, improving batch testing and quality control. Supporting up to 100 kHz test frequency, it handles high-frequency analysis of inductors, capacitors, and resistors. Its compact, battery-powered design allows precise, cable-free measurements anytime, anywhere.
With preset thresholds and audio-visual alerts, it enables fast pass/fail judgments, improving batch testing and quality control. Supporting up to 100 kHz test frequency, it handles high-frequency analysis of inductors, capacitors, and resistors. Its compact, battery-powered design allows precise, cable-free measurements anytime, anywhere.
Features:
-
High-Precision Measurement with 4.5-Digit Resolution
Achieves up to ±0.05% basic accuracy, offering 10× improved precision for professional-grade measurements. -
Wide Parameter Support
Measures L/C/R/Z values with automatic mode switching, and displays X/D/Q/θ/ESR as secondary parameters for comprehensive component analysis. -
Smart Auto Component Identification
Automatically recognizes R/L/C components and switches modes instantly — ensuring fast and efficient testing with minimal manual input. -
Multi-Frequency & Test Voltage Selection
Supports 5 test frequencies: 100Hz, 120Hz, 1kHz, 10kHz, 100kHz
Offers 3 RMS test levels: 0.1V, 0.3V, 0.6V — providing precise control across different testing scenarios. -
Sorting & Comparison Function
Set nominal values and tolerances (0.1%–99.9%) for automatic pass/fail judgment, with audio-visual prompts for fast batch testing and quality control. -
Internal Bias Voltage
Built-in bias voltage stabilizes readings and enhances measurement accuracy for sensitive components. -
Dual Test Ports: 3-Terminal & 5-Terminal (4-Wire Kelvin)
Ensures both ease of use and maximum accuracy by minimizing lead resistance error. -
Dual-Parameter Display on 2.8" TFT Screen
Clearly shows both main and secondary parameters in real time — easy to read anytime, anywhere. -
Open & Short Calibration
Calibrate test fixtures and eliminate system errors for accurate and repeatable results. -
Data Hold & Logging Mode
Short press to hold reading, long press to enter logging mode — with categorized statistics on pass/fail results for improved test efficiency. -
Compact & Rechargeable Design
Lightweight, portable body powered by a 3.7V 3000mAh lithium battery, perfect for lab, production line, and field use.
Specifications:
General Parameters:
Model
LC1020E
Test Frequency
100Hz, 120Hz, 1KHz, 10KHz, 100KHz
Basic Accuracy
0.3%
Display
2.8-inch TFT LCD display
Display Digits
Main Parameter: 4.5 digits
Secondary Parameter: 4.5 digits
Secondary Parameter: 4.5 digits
Measurement Parameters
Main Parameters: AUTO/R/C/L/Z
Secondary Parameters: X/D/Q/θ/ESR
Secondary Parameters: X/D/Q/θ/ESR
Measurement Range
L: 0-100H
C: 0-100mF
R: 0-10M
C: 0-100mF
R: 0-10M
Internal Bias
0.0V, 0.5V
Test Level
0.1V, 0.3V, 0.6V
Calibration Functions
Open circuit calibration, Short circuit calibration
Comparison Function
Used to calculate the relative error between the component measurement value and the nominal value, displayed as a percentage, and provides filtering results. Nominal values and tolerance can be set, with tolerance range adjustable from 0.1% to 99.9%
Function Record
Checks if the measured component data meets the set nominal value and tolerance, recording the number of successful and failed measurements
Test Terminal Configuration
Three-terminal, Five-terminal
Output Impedance
100Ω
Communication Interface
USB-TypeC (Virtual serial port)
Others
Language settings, Screen brightness, Sound settings, Auto power-off, Calibration settings, System information
Measurement Accuracy:
⚠ Precautions:
- The ambient temperature should be maintained at 20℃ ± 2℃, and the humidity should be ≤ 80% R.H.
- The instrument should be preheated for at least 30 minutes before testing.
- Testing should be performed at the instrument's test slots on the front panel.
- It is recommended to perform open-circuit and short-circuit calibration before testing.
Capacitance (C)
Range: 1mF-100mF
Accuracy:
100Hz: 5% ± 5 digits
1KHz: 3% ± 5 digits
10KHz: /
100KHz: /
100Hz: 5% ± 5 digits
1KHz: 3% ± 5 digits
10KHz: /
100KHz: /
Range: 1uF-1mF
Accuracy:
100Hz: 1% ± 4 digits
1KHz: 0.5% ± 5 digits
10KHz: 2% ± 5 digits
100KHz: 3% ± 4 digits
100Hz: 1% ± 4 digits
1KHz: 0.5% ± 5 digits
10KHz: 2% ± 5 digits
100KHz: 3% ± 4 digits
Range: 1nF-1uF
Accuracy: 100Hz: /
1KHz: 0.3% ± 2 digits
10KHz: 0.4% ± 2 digits
100KHz: 1% ± 4 digits
1KHz: 0.3% ± 2 digits
10KHz: 0.4% ± 2 digits
100KHz: 1% ± 4 digits
Range: 1pF-1nF
Accuracy:
100Hz: /
1KHz: 2% ± 2 digits
10KHz: 1.5% ± 2 digits
100KHz: 2% ± 4 digits
100Hz: /
1KHz: 2% ± 2 digits
10KHz: 1.5% ± 2 digits
100KHz: 2% ± 4 digits
Inductance (L)
Range: 1H-100H
Accuracy:
100Hz: 2% ± 5 digits
1KHz: 2% ± 5 digits
10KHz: /
100KHz: /
100Hz: 2% ± 5 digits
1KHz: 2% ± 5 digits
10KHz: /
100KHz: /
Range: 1mH-1H
Accuracy:
100Hz: 0.4% ± 5 digits
1KHz: 0.3% ± 2 digits
10KHz: 0.4% ± 3 digits
100KHz: 2.5% ± 5 digits
100Hz: 0.4% ± 5 digits
1KHz: 0.3% ± 2 digits
10KHz: 0.4% ± 3 digits
100KHz: 2.5% ± 5 digits
Range: 10uH-1mH
Accuracy:
100Hz: 3% ± 5 digits
1KHz: 0.5% ± 4 digits
10KHz: 0.5% ± 3 digits
100KHz: 1.5% ± 5 digits
100Hz: 3% ± 5 digits
1KHz: 0.5% ± 4 digits
10KHz: 0.5% ± 3 digits
100KHz: 1.5% ± 5 digits
Range: 1uH-10uH
Accuracy:
100Hz: /
1KHz: 2% ± 5 digits
10KHz: 2% ± 5 digits
100KHz: 4% ± 5 digits
100Hz: /
1KHz: 2% ± 5 digits
10KHz: 2% ± 5 digits
100KHz: 4% ± 5 digits
Resistance (R)
Range: 1MΩ-10MΩ
Accuracy:
100Hz: 5% ± 4 digits
1KHz: 3% ± 3 digits
10KHz: /
100KHz: /
100Hz: 5% ± 4 digits
1KHz: 3% ± 3 digits
10KHz: /
100KHz: /
Range: 1KΩ-1MΩ
Accuracy:
100Hz: 0.4% ± 4 digits
1KHz: 0.2% ± 2 digits
10KHz: 0.3% ± 3 digits
100KHz: 0.6% ± 5 digits
100Hz: 0.4% ± 4 digits
1KHz: 0.2% ± 2 digits
10KHz: 0.3% ± 3 digits
100KHz: 0.6% ± 5 digits
Range: 1Ω-1KΩ
Accuracy:
100Hz: 1.5% ± 4 digits
1KHz: 0.3% ± 2 digits
10KHz: 0.3% ± 3 digits
100KHz: 0.6% ± 5 digits
100Hz: 1.5% ± 4 digits
1KHz: 0.3% ± 2 digits
10KHz: 0.3% ± 3 digits
100KHz: 0.6% ± 5 digits
Range: 10mΩ-1Ω
Accuracy:
100Hz: 4% ± 4 digits
1KHz: 2% ± 5 digits
10KHz: 2% ± 5 digits
100KHz: 5% ± 5 digits
100Hz: 4% ± 4 digits
1KHz: 2% ± 5 digits
10KHz: 2% ± 5 digits
100KHz: 5% ± 5 digits
Package List:
◉ LC1020E LCR Meter *1
◉ Data Cable *1
◉ Shorting Plate *1
◉ Kelvin Test Clip *1
◉ Test Leads (Black *1 + Red *1)
◉ User Manual *1
◉ Data Cable *1
◉ Shorting Plate *1
◉ Kelvin Test Clip *1
◉ Test Leads (Black *1 + Red *1)
◉ User Manual *1
Using Environment and Precautions
The device should be stored in a soft case, and the operating environment should be at a temperature of -5~40℃, and the relative humidity should not exceed 80%.
The device should be stored in a clean and dry place to avoid moisture, mold, heavy pressure, mechanical damage,humidity and direct sunlight.
Avoid using in the rain or fog, avoid dropping or shocking.
When the screen on the LCD does not light up, it indicates that the voltage is too low, and it needs to be charged in time.
Copyrights
The product specifications are subject to change without notice, allfinal interpretation rights were reserved by FNIRSI Technology Co., Ltd, All trademarks, product images，technical parameters are properties of FNIRSI Technology Co.. Ltd. All rights reserved.
Warranty
30-Day return and refund guarantee (Refer to our Refund Policy), 2-year warranty (only available for orders purchased directly from fnirsi.com), lifetime technique support by FNIRSI.
Please feel free to reach us with any concerns:
Email: service@fnirsi.com / info@fnirsi.com
We strive to reply to you within 24 hours.
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Focus on the development,researching, and manufacturing for over 8 years.
We are committed to delivering premium products and exceptional customer service, striving to be your most reliable and intelligent assistant.
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