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

Model

Power supply requirements

Output range

Current Range

Stability

Resolution

Accuracy

350VA

220V± 10%, 5A, 50Hz

±35V/10A

0.01A, 0.1A, 1A, 10A

0.05%

0.1mA

0.10%

500VA

220V±10%, 5A, 50Hz

±50V/10A

0.01A, 0.1A, 1A, 10A

0.05%

0.1mA

0.10%

1000VA

220V±10%, 10A, 50Hz

±50V/20A

0.02A,0.2A,2A,20A

0.05%

0.2mA

0.10%

2000VA

380V±10%, 20A, 50Hz

±50V/40A

40mA, 400mA, 4000mA, 40A

0.05%

0.4mA

0.10%

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.

 Waveform acquisition interface 

 Magnetization curve interface ​​​​​​​

 Hysteresis loop test interface 

Software Interface of DX-2012SD hysteresis curves test system

Calibration Certificate

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