Measuring Equipment

Soft Magnetic Materials DC Measuring Equipment

DX-2012SD soft magnetic material DC measuring system is a comprehensive soft magnetic measuring device capable of automatically measuring the basic magnetization curve and basic hysteresis loop of soft magnetic materials under DC conditions; Which can accurately measure static magnetic characteristic parameters: start Magnetic permeability μi, μm, Bs, Br, Hc, Pu, etc.

Applicable Standards of DX-2012SD hysteresis curves test system

GB/T 13012-2008 Measurement method of DC magnetic properties of soft magnetic materials
GJB 937-90 weak magnetic material permeability Measurement method
GJB 937-90 weak magnetic material permeability Measurement method
SJ/T 10281-91 Magnetic parts effective parameters Calculation
IEC 60404-4 DC magnetic properties of soft magnetic materials Measurement method
IEC 404-7 open circuit magnetic material coercivity Measurement method

Hardware Features of DX-2012SD hysteresis curves test system

Automatically complete the demagnetization of closed-circuit samples, the demagnetization method is AC low-frequency demagnetization, with a frequency not higher than 10Hz, to ensure the repeatability of the initial permeability of the metallic soft magnetic material;
Using the impact method to test the basic Magnetization curve and permeability curve;
Use the impact method to test the static hysteresis of soft magnetic materials Return line and related parameters;
Allows the use of scanning method in the open solenoid and love Used in Perstein square circle;

Software Features of DX-2012SD hysteresis curves test system

Automatically complete the data calculation and automatically correct the span coefficient. The system supports mainstream operating systems such as WinXP/NT/7/8.
Show I(t), B(t) samples Waveform and B(H) hysteresis loop.
Can display B(H) hysteresis loop cluster , B(H) magnetization curve, μ(H) permeability curve.
The instrument is easy to operate and can be interrupted by human intervention.
Has powerful file management functions. It has the functions of automatically saving data, deleting data, and clearing all data.
The data file contains complete sampling data and sample parameters And instrument parameters, the file adopts text format, which can be easily input into other software.
The test report contains complete graphs, test results, Test conditions and sample parameters.
The file system adopts a database format, which can be directly printed or output The test results are transferred to an Excel table.
Can be in Chinese and English format, which is convenient for adding users' logos and company names.
Has a print preview function for easy adjustment and testing The size and margins of the report.
Can print the test report directly, or generate the test report JPG picture file.
Can send JPG image files directly via E-mail, Or save the JPG picture file to disk.
Supports various types of printers, test reports and printers The paper matches exactly.

Technical Data of DC Hysteresis Graph (DX-2012SD)

Excitation current source

Data acquisition module

AD section

Input voltage:±5 volts.
AD converter: 16-bit AD, speed 2000-20000 channels/sec.
Channel input impedance: 1 Mohm.
System accuracy:±0.1% FSR.
Resolution: 16 bits.
Noise (peak): less than ±1LSB (typical, 500 sampling points)
Typical AD conversion speed:
USB1.1 interface: 200 calls/sec. Each call can collect 1-16 channels.
USB2.0 interface (scan mode): single channel 2000-4000 channels/sec, 16 channel acquisition time 1ms (equivalent to AD conversion speed 16KHz).
USB2.0 interface (single-channel average mode): 100 times average, sampling period 2.5ms, equivalent AD conversion speed: 40KHz.

DA part

Two-way 16-bit DA converter.
Output voltage:±5 volts.
Output voltage accuracy: ±0.1%, resolution 16 bits.
Setup time of output voltage: less than 100 microseconds.
DA output speed: 2000-4000 times/sec (USB2.0 interface)

Electronic integrator

Power requirements:±12V.
Magnetic flux range: 0.25~0.5~1~2~2.5~5~10~20mwb.
Resolution: 0.0001mWb.
Accuracy: 0.5%.
Drift: 0.001mWb/min.

Systems Private Limited