Trade4asia Electronic Component Test UC2878-78A LCR Meter

UC2878-78A LCR Meter

Electronic Component Test

Models:
UC2878 (20Hz – 1MHz)
UC2878A (50Hz – 1MHz, 44 typical frequencies)

UC2878/78A series high-frequency LCR meters are large 7-inch screen, multifunctional impedance testers designed for precise measurement of capacitors, inductors, resistors, and other electronic components. They provide high speed, wide frequency coverage, and excellent accuracy for production lines, inspection, and laboratory applications.

Performance Characteristics

Four-parameter display with arbitrary combination (up to 12 parameters)
7-inch 16:9 TFT LCD display, 800×480 RGB resolution
Basic measurement accuracy up to 0.05%
Maximum measurement speed up to 50 times/sec
Test frequency range: 20Hz – 1MHz (UC2878), 50Hz – 1MHz (UC2878A), 10mHz resolution
Automatic Level Control (ALC) for voltage or current testing
Selectable output impedance: 30Ω, 50Ω, 100Ω, 10/CC
Built-in comparator with 10-file sorting and counting function
Graphical scan analysis: frequency, level, and offset scan
10-point list scan function
Internal DC bias source: 0V, 1.5V, 2V
Optional ±10V (±100mA) or 0–1A internal DC bias source
Optional 2m/4m test cable expansion
100 internal setting files, 500 U-disk test files expansion
USB HOST software upgrade support
U-disk support (FAT16 / FAT32)
Standard RS232C, HANDLER, USB HOST, headphone interface; optional GPIB, LAN

Brief Introduction

The UC2878/78A high-frequency precision bridge adopts a 7-inch 800×480 color TFT LCD display, providing intuitive operation and comfortable data reading. With high speed, wide frequency range, and 6-bit resolution, it meets demanding requirements for production quality assurance, incoming inspection, and laboratory measurement. Typical test devices include microphones, resonators, inductors, ceramic capacitors, LCDs, varactor diodes, and transformers.

Ordering Information

UC2878 / UC2878A Precision LCR Meter

Technical Specifications

Test Frequency	UC2878: 20Hz – 1MHz, 10mHz resolution UC2878A: 50Hz – 1MHz, 44 typical frequencies
Measurement Parameters	\|Z\|, \|Y\|, C, L, X, B, R, G, D, Q, θ, DCR
Basic Accuracy	0.05%
Equivalent Circuit	Series / Parallel
Math Functions	Absolute deviation, percentage deviation
Range Method	Automatic / Hold / Manual
Trigger Mode	Internal / Manual / External / Bus
Measurement Speed (≥1kHz)	Fast: 50 times/sec Medium: 12 times/sec Slow: 3 times/sec
Averaging Time	1 – 255
Delay Time	0 – 60s (1ms step)
Correction Function	Open / Short / Load
Test Terminal	Five-terminal configuration
List Scan	10-point list scan function
Display	7-inch TFT LCD, 800×480 RGB (16:9)
Output Impedance	30Ω, 50Ω, 100Ω, 10/CC selectable
Test Signal Level	Normal: 5mV – 2V (1mV step) Constant: 10mV – 1V (1mV step)
DC Bias Source	Internal: 0V, 1.5V, 2V Optional: UC6802A ±10V (±100mA), UC6802B 0–1A
Measurement Range	\|Z\|, R, X: 0.01mΩ – 99.9999MΩ DCR: 0.01mΩ – 99.9999MΩ \|Y\|, G, B: 0.00001µS – 99.9999S C: 0.00001pF – 9.9999F L: 0.00001µH – 9999.99H D: 0.00001 – 9.9999 Q: 0.00001 – 9999.9 θ (Deg): -179.999° – 179.999° θ (Rad): -3.14159 – 3.14159
Comparator	Ten-file sorting (9 PASS, 1 FAIL) with AUX file
Memory	10 internal setting files, U-disk expansion
Interface	RS232C, HANDLER, USB HOST, headphone; optional GPIB, LAN