[LC1020E] FNIRSI High Precision Handheld Digital Bridge LCR ESR Tester

Highlights

◉ High Accuracy Measurement: Up to ±0.05% accuracy with 4.5-digit resolution for professional-grade testing

◉ Automatic R/L/C Identification for fast and efficient component measurement

◉ Flexible Test Settings: 5 test frequencies (100 Hz–100 kHz) and 3 voltage levels (0.1 V–0.6 V)

◉ Dual-Parameter Display: Simultaneous readout of L / C / R / Z with X / D / Q / θ / ESR for complete analysis

◉ Sorting Mode & Built-in Bias Voltage for stable and efficient batch testing

◉ Dual Test Interfaces: 3-terminal & 5-terminal ports with 4-wire Kelvin measurement support for high precision

◉ Data Hold & Logging Functions to enhance testing efficiency and workflow

◉ Compact, Rechargeable Design: Built-in 3000 mAh battery, ideal for laboratory, production, and field applications

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

• Display: 2.8-inch TFT LCD

• Display Resolution:

  • Main Parameter: 4.5 digits

  • Secondary Parameter: 4.5 digits

• Basic Accuracy: 0.3%

Measurement Specifications

• Test Frequencies: 100 Hz / 120 Hz / 1 kHz / 10 kHz / 100 kHz

• Measurement Parameters:

  • Main Parameters: AUTO / R / C / L / Z

  • Secondary Parameters: X / D / Q / θ / ESR

• Measurement Ranges:

  • Inductance (L): 0 – 100 H

  • Capacitance (C): 0 – 100 mF

  • Resistance (R): 0 – 10 MΩ

Test Conditions

• Test Levels: 0.1 V / 0.3 V / 0.6 V

• Internal Bias Voltage: 0.0 V / 0.5 V

• Output Impedance: 100 Ω

Calibration & Comparison Functions

• Calibration: Open-circuit calibration, Short-circuit calibration

• Comparison Function:
  Calculates the relative error between the measured value and the nominal value, displayed as a percentage.

  • Nominal value and tolerance are user-configurable

  • Tolerance range: 0.1% – 99.9%

  • Provides pass/fail sorting results

• Function Record:
  Determines whether measured component data meets the preset nominal value and tolerance, and records pass and fail counts

Interface & Connectivity

• Test Terminals: Three-terminal / Five-terminal

• Communication Interface: USB Type-C (Virtual Serial Port)

System & Other Functions

• Language selection

• Screen brightness adjustment

• 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.

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