Brief introduction

G502 series is a new generation of practical multi-functional, wide test range and high-precision DC resistance tester, integrating the current mainstream technology and practical functions in the field of resistance testing, with its excellent performance, convenient operation, high efficiency and reliability, it can meet the high, medium and low resistance test requirements of various resistors, coil wire resistance, contact connector contact resistance, PCB circuit and hole resistance and other mechanical and electrical components. G502 adopts high-performance 32-bit ARM processor and high-density SMD placement process, 4.3-inch true color TFT LCD display, intuitive and simple operation: exquisite design and advanced measurement technology, can accurately measure 0.1uQ-20MQ wide range resistance value, up to 6-digit display resolution: fast autoranging technology, comprehensive comparator and HANDLER interface, rich communication interface functions, powerful USB storage configuration, make it possible to conduct both ordinary dispersion testing and inspection, The G502 series resistance tester can easily handle the experimental research and analysis of electromechanical components, batch testing and sorting of production lines, the establishment of automatic test systems or data acquisition.

Performance characteristics:

■ 480x272 true color TFT display

■ Basic measurement accuracy: 0.05%

■ Number of readings: up to 300,000 words, minimum resistance resolution: 0.1uΩ

■ High-speed measurement: the fastest sampling rate is 100 times/second

■ Test device protection mode: normal current/low current/pulse current

■ Wide measurement range: 0.1 uΩ-20MΩ

■ Multi-grade sorting comparator (4 qualified grades, upper super, lower super)

■ File number display and file counting function are simple and large-character measurement display, convenient and easy operation mode

■ Rich communication interfaces: RS232/USB/ANDLER

■ Chinese and English optional operation interface, a variety of interface display styles

■ USB memory function: data logging/measurement settings

■ Real-time clock display

■ Parameter saving and calling: 500 groups of internal and 500 groups of external storage and invocation are supported at the same time

General specifications

Technical parameters

Ordering Information

G502

G502AC

G502BC

Test fixture: Four-end test line

USB flash drive: 16G

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