UNI-T UTR2811E+ Digital LCR Meter
The UNI-T UTR2811E+ is a high-accuracy digital LCR meter designed for component measurement, quality control, incoming inspection, and production line testing. With multi-frequency measurement, fast test speed, and advanced sorting functions, the UTR2811E+ delivers stable, repeatable, and precise measurements for inductors, capacitors, resistors, and other passive components.
Its compact design, intuitive interface, and RS-232 + handler support make it ideal for both bench testing and automated manufacturing environments.
Key Features
- High basic measurement accuracy: up to 0.1%
- Multiple test frequencies: 100 Hz, 120 Hz, 1 kHz, 10 kHz
- Fast measurement speed: up to 33 readings per second
- 2.8″ TFT true-color LCD for clear parameter display
- Automatic LCR measurement
- Free combination of main & auxiliary parameters (42 combinations)
- 4-stage comparator sorting: BIN1, BIN2, BIN3, NG
- RS-232 interface for PC connectivity
- Handler interface for production line automation
- SCPI protocol support
- Open / short correction
- Compact, lightweight, and production-friendly design
Measurement Parameters
Main Parameters
- Cp, Cs
- Lp, Ls
- Z, R
- G, Y
Secondary Parameters
- D, Q
- X, B
- Rp, Rs
- θr, θd
Measurement Functions
- Auto LCR
- Series / Parallel equivalent modes
- Direct reading, ΔABS, Δ%
Technical Specifications (UTR2811E+)
Test Signal
- Frequency: 100 Hz / 120 Hz / 1 kHz / 10 kHz
- Frequency Accuracy: ±0.02%
AC Test Level
- Voltage Levels: 0.1 V, 0.3 V, 1 V
- Level Accuracy: ±10% of set value
- Internal AC Source Resistance: 30 Ω / 100 Ω (±5%)
Display Ranges
- R, X, |Z|: 0.00001 Ω ~ 99.9999 MΩ
- G, B, |Y|: 0.00001 µS ~ 999.999 S
- L: 0.00001 µH ~ 9.99999 kH
- C: 0.00001 pF ~ 999.999 mF
- D: 0.00001 ~ 9.99999
- Q: 0.00001 ~ 99999.9
- θd: −179.999° ~ 179.999°
- θr: −3.14159 ~ 3.14159
Accuracy (Basic)
- C / L / R / Z: 0.1%
- D: 0.0010
-
Q: 0.0015
(accuracy formulas per UNI-T datasheet)
Test Speed
- Fast: 43 ms
- Medium: 185 ms
- Slow: 350 ms
Trigger & Range
- Trigger Modes: Internal, Manual
- Range Mode: Auto, Hold
Comparator & Sorting
- Para A: 4-stage sorting (BIN1, BIN2, BIN3, NG)
- Para B: 2-stage sorting + AUX
- Sorting result: Displayed on front panel LCD
Interfaces & Connectivity
- RS-232 communication
- Handler interface (sorting output)
- SCPI protocol
- PC software support for data collection & statistical analysis
General Specifications
- Display: 2.8″ TFT LCD (240 × 320)
- Power Supply: 110 V / 220 V AC, 50/60 Hz
- Power Consumption: 20 W – 30 W
- Product Size (W × H × D): 267 × 174 × 88 mm
- Net Weight: 2.15 kg
Typical Applications
- Incoming inspection of electronic components
- Production line quality control
- LCR parameter verification
- Inductor, capacitor, and resistor testing
- Automated component sorting systems
- Electronics manufacturing and R&D labs
Summary
The UNI-T UTR2811E+ Digital LCR Meter offers high accuracy, fast measurement speed, flexible parameter combinations, and professional sorting functions, making it an excellent solution for component testing, production automation, and quality assurance environments.
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