DX-2012H permanent magnet material automatic measuring device

DX-2012H permanent magnet material automatic measuring device

Automatic measurement of the demagnetization curve of permanent magnetic material such as ferrite, AlNiCo, NdFeB, SmCo, etc. Accurate measurement of the magnetic characteristic parameters of remanence Br, coercive force HcB, intrinsic coercive force HcJ and maximum magnetic energy product (BH)max.

Windows measurement software applied simply. The product conforms to China National Standards GB/T 3217-92, GB 11209-89 and international standard IEC 404-5.

Adopt ATS structure, users can customize different configuration as required: According to the intrinsic and size of measured sample  to decide the electromagnetic size and corresponding testing power supply; Select different measuring coil and probe according to the option of measuring method. Decide to whether choosing fixture in accordance with sample shape. Decide to whether selecting heating installation or not according to the test requirement.

General Features of DC Hysteresis Graph (DX-2012H)

1. Automatic measurement on saturation hysteresis loop and magnetic characteristic parameters of generally permanent-magnet material such as Ferrite, Rubber & Plastic Magnet and AlNiCo, etc.: Js, Br, HcB, HcJ, (BH)max and µrec.

2. Automatic measurement on demagnetization curve and magnetic characteristic parameters of rare earth permanent-magnet materials such as NdFeB and SmCo, etc. at the second quadrant: Br, HcB, HcJ, Hk(H90) and (BH)max.

3. Test sample shapes: circular ring, round cake, square, tile and other irregular shapes.

4. Adopt B coil + fluxmeter to measure magnetic induction, zero shift of integrator can be self-corrected through software.

5. Adopt J coil + fluxmeter to measure magnetical polarization, remnant coil area of J coil can be automatically compensated through software.

6. Magnetic field intensity can be measured with Hall magnetometer, nonlinear error of hall probe can be corrected through software, within 0 ~ 2.4T range, nonlinear error can be controlled within±0.2%.

7. Adopt H coil + fluxmeter to measure magnetic field intensity, Hall magnetometer only used to indicate zero point of magnetic field so as to thoroughly eliminate nonlinear error of hall probe.

8. Optimal range of field voltage, fluxmeter and magnetometer can be automatically set up.

9. Magnetization, testing and demagnetization of general permanent magnetic sample completed at one time, time set up 20 seconds ~ 60 seconds.

10. Rare earth permanent magnetic samples need saturation magnetizing before testing, testing time 60 seconds ~ 120 seconds.

11. The sample after tested is in demagnetization or magnetizing status, freely selected by users.

12. Select heating head and temperature controller to detect magnetic characteristics of Ferrite, AlNiCo and rare earth material under high temperature (maximal 220°C).

13. Select shoe jig for direct measurement on magnetic shoe.

Software Features of DC Hysteresis Graph (DX-2012H)

Operate under Windows 95 / 98, Windows 2000 / XP operating systems, Chinese/ English or pure English interface optional, conform to Windows software specification, visual and simple operation.

Full automatic control, intelligent identification, minimize manual operation.

Sampling waveform and instrument status under real-time monitoring, and can be stopped at any time.

Automatic completion of data calculation, and temperature conversion of test result.

File system adopts database format, can directly print or output test result to Excel form.

Powerful file management functions: data saving, deletionb and removal.

Data files contain complete sampled data, sample parameters, instrument parameters and testing schemes, adopt text format, can be conveniently typed into other software.

Display magnetic energy-product curves such as B( H) and J( H) magnetic hysteresis cycle or demagnetization curve and B (BH) magnetic energy-product curve, etc. and display coordinate message at every data point on curve.

Simultaneous display of multiple test data curve diagrams, for example: demagnetization curve or magnetic hysteresis cycle of same sample under different temperatures, demagnetization curve or magnetic hysteresis cycle of different samples, etc.

Support various models of printers, test report accurately match printer sheet.

Print preview function, can conveniently regulate the size and edge distance of test report.

Test report can be directly printed, or generate JPG image file.

JPG image file can be sent directly through E-mail, or saved into disk.

Test reports contain complete curve diagrams, test results, test conditions and sample parameters. To facilitate adding user mark and enterprise name.

Software Screen of DC Hysteresis Graph (DX-2012H)

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

System Specifications

Test AlNiCo standard sample, measuring error on entire magnetic hysteresis cycle estimated: B: 1%, H: 1%

Parameters measured	Br(%)	HcB(%)	HcJ (%)	(BH)max(%)
Uncertainty (k=2)	1	1	1	2
Repeatability (constant temperature)	± 0.3	± 0.3	± 0.3	±1

Instrument Specifications

DX-2000H Test Power Supply		DXT150 Electromagnet
Output Voltage: 0 ~±100V Output Current:±20A (maximum value) Stability: superior to 0.05% Stability: superior to 0.05%		Head Diameter: 150mm shrink to 80mm Head Spacing: 0 ~ 50mm (continual adjustable) Maximal Magnetic Field: 2.4T (head spacing 10mm, coil current 30A)
DX-210B Fluxmeter		DXT200 Electromagnet
Range: 2.5, 5, 10, 20mWb Full Range Precision: 0.5% Zero Shift: 2µWb /30 seconds (2.5mWb)		Head Diameter: 200mm shrink to 120mm Head Spacing: 0 ~ 50mm (continual adjustable) Maximal Magnetic Field: 2.4T (head spacing 10mm, coil current 40A)
DX-210H Magnetometer		DXT250 Electromagnet
Range: 0.5, 1, 1.5, 3T Full Range Precision: 0.5% Non-Linearity:±0.2% (software correction)		Head Diameter: 250mm shrink to 150mm Head Spacing: 0 ~ 50mm (continual adjustable) Maximal Magnetic Field: 2.7T (head spacing 10mm, coil current 80A)
DXT130 Electromagnet		PC6616 A/D D/A card
Head Diameter: 130mm Head Spacing: 0 ~ 50mm (continual adjustable) Maximal Magnetic Field: 1.5T (head spacing 10mm, coil current 20A)		A/D Conversion: 16 bits,16 channels Conversion Time: < 10µs Conversion Accuracy: 0.02% (full range) D/A Conversion: 12 bits, 2 channels Conversion Accuracy: 0.1% (full range)

Product Family of DC Hysteresis Graph (DX-2012H)

Standard Equipment

Serial No.	Product Model	DX-2012H130	DX-2012H150	DX-2012H200	DX-2012H250
1	Electromagnet Model	DXT130	DXT150	DXT200	DXT250
2	Test Power Supply	2kW	3kW	4kW	8kW
3	Fluxmeter Configuration	One DX-210B		Two DX-210B
4	Magnetometer	DX-210H
5	Data Acquisition Card	PC6616
6	Measurement Software	HMTest partial functions	HMTest all functions
7	Computer andPrinter	Dell Dimension E-520n computer+ HP1020 laser printer
8	Standard Specimen	One AlNiCo standard sample
9	Fixed Coil	One B coil	One J coil	J coil + H coil	J coil + H coil
10	Test Specimen Category	AlNiCo Ferrite	AlNiCo Ferrite NdFeB	AlNiCo Ferrite NdFeB SmCo	AlNiCo Ferrite NdFeB SmCo
11	Specimen Size (with round sample as an example)	Diameter 3 ~ 100mm Thickness 3 ~ 50mm < 130 - 1.2H	General permanent magnetic: 3 ~ 60mm H3 ~ 50mm Rare earth permanent magnetic: 5 ~ 20mm H5 ~ 15mm	General permanent magnetic: 3 ~ 90mm H3 ~ 50mm Rare earth permanent magnetic: 5 ~ 30mm H5 ~ 20mm	General permanent magnetic: 3 ~ 120mm H3 ~ 50mm Rare earth permanent magnetic: 5 ~ 50mm H5 ~ 30mm

Options

Serial No.	Options Name	Functional Description	Remark
1	B Coil	Direct measurement on sample magnetic induction density, winding unnecessary	Customized, adaptable to the measurement of general permanent-magnet material
2	J Coil	Direct measurement on sample magnetical polarization, winding unnecessary	Customized, adaptable to the measurement of all permanent-magnet materials
3	Common Head	Work with electromagnet to generate uniform magnetic field	DCT130 standard configuration, other models optional
4	Horn Head	Generate larger uniform magnetic field	All models of electromagnet optional
5	Shrinkage Head	Applies to improve maximal magnetic field of electromagnet	DCT130 optional, other models with standard configuration
6	Iron Cobalt Head	Can improve maximal magnetic field for about 0.3T	Only DCT200 and DCT250 optional
7	Heat Head	Applies to measure high temperature property of permanent-magnet material	All models of electromagnet optional
8	TCS-200 Temperature Controller	Applies to control temperature of heat head, control range: 50 ~ 250°C	Optional, can match with various heat heads
9	Tile Jig	Applies to measure magnetic shoe	Optional parts, customize according to magnetic shoe size, to match electromagnet with corresponding size