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G3812/G3815

The product is widely used for testing various parameters of high-frequency electronic transformers, inductors, coils, capacitors, resistors, magnetic materials and other components

Category:

High frequency LCR digital bridge

Keywords: electronic testing instruments

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Product Details

Introduction

G3812 G3815 series LCR digital bridge is a new generation of high frequency, wide test range, 6-bit test resolution impedance test instrument, up to 5MHz test frequency, 10mV-5V test voltage, -5V-5V built-in DC bias, It can meet all the measurement requirements of components and materials, and provide guarantee for production line quality assurance, incoming inspection and laboratory measurement. It can be widely used in the analysis of many electrical properties of microphones, resonators, inductors, ceramic capacitors, liquid crystal displays, varactor diodes, transformers, etc.

The ultra-high-speed measurement speed of G3812 G3815 series products makes it especially suitable for automatic production line inspection machines and frequency response curve analysis of piezoelectric devices.

Performance characteristics

■ Simultaneous display of four different parameters, flexible combination

■ AC and DC parameters can be measured at the same time, no interference, self-demagnetization

■ Test frequency 20Hz ~ 5MHz, 10mHz step

■ Test level 10mV ~ 5V, 1mV step

■ Basic accuracy 0.1%

■ High-speed and high-efficiency measurement: the fastest 180 times per second

■ Built-in continuous bias voltage -5V~+5V, and support bias current mode

■ Automatic DUT trigger function: device plug and test, single display measurement results and discrimination

■ Automatic level adjustment (ALC) function of voltage or current

■ V, I test signal level monitoring function

■ Flexible limit comparator: support tolerance mode, sequence mode and parameter exchange

■ Multi-parameter pass test function, quickly and easily judge the qualified/unqualified device

■ Powerful list sweep function: can mix and scan various excitation sources and display various parameters

■ Brand-new graphic scanning function: support frequency/level/bias, making component analysis meticulous

■ Complete user correction function: support up to 64 point frequency correction

■ Rich communication interface: RS232C/USB-CDC/USB-TMC/HANDLER/GPIB

■ 2m/4m test cable extension (optional)

■ Optional operation interface in Chinese and English

■ USB storage supports multiple modes: CSV and TXT formats for storing test data, BMP, PNG, and GIF formats for storing screen images, support for U disk storage/recall of setting files, support for U disk firmware upgrades

■ Parameter saving and recalling: all parameters are saved instantly, and will not be lost when shutting down. At the same time, it supports internal 120 groups and external 600 groups of storage and recall

■ The working program of the instrument can be automatically upgraded through USB HOST

General specifications

temperature humidity		0 ° C - 40 ° C, 90% RH
Power requirements	Voltage	99V - 242V
	frequency	47.5Hz - 63Hz
Power consumption		≤60 VA
Dimensions (W×H×D)		400mm×132mm×350mm
weight		About 3.5kg

technical parameter

Measurement function
Measurement parameters	\|Z\|,C,L,R, X, \|Y\|,B,G,D,Q,θ,DCR
Basic accuracy	0.1%
Test speed	Fast speed: 180, medium speed: 25, slow speed: 5 (times/sec)
Equivalent Circuit	Series Parallel
Range method	Automatic, keep
Display method	Direct-reading ， Δ ， Δ ％
Trigger method	Internal, manual, automatic DUT, external, bus
Correction function	Open circuit/short circuit/load, full frequency clear, 64 point frequency clear
Graphic scan	Frequency, level, bias voltage/current
List scan	20 points frequency, level, bias voltage/current
monitor	800*480, 7-inch TFT color screen
Memory	Internal 120 groups, external U disk 600 groups
Test signal
Test frequency	G3815	20Hz – 5MHz, resolution: 10mHz
	G3812	20Hz – 2MHz, resolution: 10mHz
Output impedance	10Ω, 30Ω, 50Ω, 100Ω
Test level	f≤1MHz, 10mV ～ 5V, resolution: 10mV f＞1MHz, 10mV ～ 1V, resolution: 10mV
Internal DC bias source	Voltage mode	-5V ～ +5V, 1mV step
	Current mode (internal resistance is 100Ω)	-50mA ～ 50mA 100uA step
Measurement display range
\|Z\|, R,X	0.0001Ω - 99.9999MΩ
\|Y\|, G, B	0.0001uS – 999.999S
C	0.00001pF – 99.9999mF
L	0.00001µH – 99.9999kH
D	0.00001-9.99999
θ (Deg)	-179.9° – 179.9°
θ (Rad)	-3.14159 – 3.14159
Q	0.01-99999.9
Δ%	-999.99%-999.99%
DCR	1mΩ - 99.9999MΩ
Comparator and interface
Comparators	10 file sorting, BIN0-BIN9, NG, AUX PASS/FAIL LED display
interface	RS232C/USB-HOST/USB-CDC/ USB-TMC/HANDLER/GPIB (option)/SCANNER (option)

Performance characteristics
4.3 inch color screen display,
Test frequency: 50Hz to 200KHz, any setting (2818A only)
Test frequency: 50Hz to 200KHz, with 37 fixed frequency points (2818B) available for selection
Test level 10mV~2V, 10mV step by step (when the internal resistance is 10 Ω, the highest set voltage is 1V)
Basic accuracy 0.05%
High speed and efficient measurement: up to 32 times/second
Load correction: Calculate and correct the required test data based on specific samples and parameter instruments.
Comparator function: After setting one or more range values of product measurement project parameters, the instrument can compare the obtained measurement values with the set values to determine whether it is a qualified or defective product.
Real time recording of measurement results, accompanied by relevant information such as measurement date, product measurement data file name, and statistics of the number of measurements per day, ensures that the on/off data is not lost
File management function: can store 100 sets of product testing data
Sorting function: subdivide the product into levels, and cooperate with the control mechanical sorting system to sort and classify the products.
V, I test signal level monitoring function
■ Can scan and measure up to 8 frequencies or 8 voltages, while displaying measurement results
Communication interface: RS232C/HANDLER

G3252/G3302

None

G3812/G3815

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