Magnetic Measuring Equipment Business Division

ONE.Gauss Meter Features:

   -The digital Gauss Meter can be measured for the surface of the magnetic field of permanent magnet materials and space of DC magnetic field.

   -Gauss Meter used in the measurement of the Hall sensor  in accordance with  customer requirements to matching vertical or horizontal placement of the sensor.
 

  -Gauss Meter can carry about, so convenient for the operator to accurate determination of DC magnetic field of magnetic induction intensity.

   -Gauss Meter has wide measurement range and Liquid crystal display clear,Sensor structure reasonable,not easy to be damaged.

   -Gauss Meter of the Power supply is One 9V dry-cell batteries,it can be continuously used for 10 hours.

   -Gauss Meter can also be standard matching the regulated power supply ,and Can be continuous to mains supply.

TWO. Technical Standards for Gauss Meter:

  -Measurement Range: 0~200mT~2000mT (1mT=10Gs)

  -Intrinsic Error:the reading of+/-2.0%   +/-2 words

  -Resolution:0.1mT

  -Zero Drift: 30min of less than 3 characters

  -Ambient Temperature:5 degrees centigrade to 40 degrees centigrade

  -Relative Humidity; 20 per cent to 80 per cent(non-congealable dew)

  -Power supply :One 9V battery   

  -Overall dimension:131*66*26mm

  -Instrument weight:150g

  -Display usage:3 1/2LCD

Automatic measurement of the dynamic magnetic hysteresis loop of oriented and non-oriented silicon steel under the condition of 50 Hz, 60 Hz, 400 Hz and 1 kHz, accurate measurement of the static magnetic characteristic parameters such as amplitude permeability μa, loss angle δ， specific total loss Ps, remanence Br and coercivity Hc. With special testing fixture, it can directly measure the iron core and stator core of the transformer.

Windows measurement software applied simply. The product conforms to China National Standards GB/T 3655-2000, GB/T 13789-92 and international standard IEC 404-2, IEC 60404-3, IEC 60404-6.

The controlling of computer and A/D sampling replace the traditional analog bridge, frequency meter, ammeter, voltage meter, power meter, the whole testing process is automatic completed.

General Features

·Testing sample varieties: hot rolling, cold rolling silicon steel materials, permalloy, amorphous and nm crystal. 

·Testing sample shapes: ribbon and chip open samples, toroid, E and U closing samples. 

·Open circuit samples adopt Epstein Square to form closed magnetic circuit, it can also select permeameter. Closing sample can be put under direct winding measurement, finished transformer can be also put under direct measurement. 

·Sample （iron core）， magnetizing coil （N1） and measuring coil （N2） form a no-load transformer. 

·Non-inductive resistance connect to the magnetizing coil loop, and measure the pressure drop of non-inductive resistance to determine the magnetizing current and get the field intensity. The field peak value can be locked through the data feedback, the precision is 0.5%.

·To obtain the field induction intensity through the numeral integral in the voltage of measuring coil. The field peak value can be locked through the data feedback, the precision is 0.5%.

·Power source and sampling amplifier put into a chassis which make the interface very simple: a RS232 interface connect to the computer, the second voltage signal connect to high speed A/D card.

 ·Adopt volammetry and digital integration to measure dynamic hysteresis loop, it can accurately measure dynamic magnetic characteristic parameters such as μa, δ， Ps, Br and Hc, etc. 

·Automatic and continuous measurement up to 255 testing points, the testing time of every testing point is about 30 seconds, fixed-frequency, fixed Bm or fixed Hm optional in multipoint test. 

·Powerful function of the software, the technical request to the testing staff is very low.

Under continuous frequency of 1 kHz to 500 kHz, automatic measurement of magnetic hysteresis loop of the soft magnetic materials such as silicon steel, precision alloy, non-crystal  and ferrite, accurate measurement on the dynamic magnetic characteristic parameters such as amplitude permeability μa, loss angle δ， loss iron Pc, remanence Br and coercivity Hc.

ONE. Gauss Meter Features:

      -BST series of handheld digital Gauss Meter/Tesla can be used for measurement of DC magnetic field ,AC magnetic field and other types of magnetic field of the magnetic induction;

     -Portable Gauss Meter can carry about,wide measurement range,easy to operate,and the liquid crystal show clear.

     -Portable Gauss Meter of the Power supply is 1 9V dry-cell batteries,it can be continuously used for 20 hours.

THREE.Application for Gauss Meter

     -BST600-type handheld digital Gauss Meter,Can measure the work magnetic field for the Surface Magnetic Field of Permanent Magnet materials,DC Motors, Speakers, Magnetic Separator and Permanent Magnetic Separators.

     -High-precision Gauss Meter can be applied to detection of items residual magnetic when after machining,detection of the magnetic pole distribution and products remaining after the magnetic field demagnetization.And control the situation of electroplate with magnetic,detection of Magnetic properties for Motor,detection of Flux Leakage for Electromagnetic field.

FOUR. Technical Standards for High-precision Gauss Meter:    

    Measurement Range: 0~200mT~2000mT (1mT=10Gs)

    Sensitivity: 0.01mT,0.1mT 

    Resolution: DC*1 :0.00~200.00mT 0.01mT
              DC*10:0.0~2000.0mT 0.1mT
              AC*1 :0.00~200.00mT 0.01mT
              AC*10:0.0~2000.0mT 0.1mT

    Measured Magnetic Field: DC Magnetic Field / AC Magnetic Field (Static Magnetic Field / Dynamic Magnetic Field)

     Remark :The function can according to the actual needs of customers and to apolegamy.

    Function Description:Peak Hold Function (ASAP to help customers to lock the highest value of magnetic field strength,convenience of the customer to record,The function receives the high praise from the majority of customers.)

    Gs/mT can automatically switch     

    DC measurements have N / S polarity display

    key-press rapid auto-zero(Function of RESET)

    Ambient Temperature:5 degrees centigrade to 40 degrees centigrade 

    Relative Humidity; 20 per cent to 80 per cent(non-congealable dew)

    Power supply :One 9V battery  Or  9V External Electric Supply  

    Overall dimension:160mm*88mm*36mm

    Instrument weight:300g

    Display usage: 4 1/2 LCD

    Display unit:mT/Gs

    Remark:1mT=10Gs

FIVE. Shipment should be effect within 3 days upon received the payment of the contract amount

ONE.Brief Introduction 
  

PF-FT type of digital Fluxmeter is using the principle of electronic integrator,Application of different induction coil,It is a special apparatus for to measure a variety of the size of the induction flux value for Permanent magnet.can be detected of the magnetic materials performance;Flux value is not only can measurable,but can also be used for direct detection of among the work of the state of the magnetic properties for Magnetic Products.(need to produce of special work clapping),In order to really achieve the purpose of product quality control.

TWO.Main features:
  

-Used for a variety of the induction flux value to determination for Permanent magnet,Easy to grasp the magnet steel or overall magnetic properties of the magnetic tile.
  

-Analog integrator zero drift in small,convenient to zero.
  

-Wide measuring range and high accuracy
  

-Test results directly show,Reading stability in a long time.
 

THREE.Technical Standards:
 

-Measurement Range:20mwb basic error: +/- 1%
 

-Sensitivity: 10uwb

-The degree of instability: One word / 10s
 

-Ambient temperature: 5 degrees centigrade to 40 degrees centigrade

-Relative Humidity; 20 per cent to 80 per cent(non-congealable dew)

-Power supply: AC220V50Hz 0.3A

-Overall dimensions: 230mm * 250m * 80mm

-Instrument weight: 1.5Kg

-Display usage:3½ LED,Automatically display for the positive pole and the negative pole

One. Introduction:

Pole distribution of magnetic Detection System is operated by computers, printers, single-chip sampling and control system,Hall-sampling probe, automatic control regulation device ,measurement software and rotating platform to be composed.The system uses advanced micro-computer technology of Hardware & Software,and the popular single-chip processing technology,But also the use of high linearity, high stability of the Hall devices.It has the characteristics of the design of advanced, simple, practical, easy to operate, beautiful appearance and so on.Can be for variety of magnet products(such as NdFeB,Ferrite,making bonded magnet and a number of other magnetic ring for the surface magnetic distribution to carry out automatic measurement,and can automatically determine the polarity.The Magnet products surface magnetic beam of distribution for waveforms,and the various pole of  the magnetic field parameters,Calculation and analysis of information are done automatically by a computer.Not only can be drawn X-Y coordinates and polar curves,but also all the measurement data, curve, the test reports can be printed ,storaged and displayed by a computer.As a result of use high-grade stepper motor,It has the characteristics of a week test points for high resolution and smooth running , etc.The key is detector use of stepper motors to carry out automatic control.Do not need to hand-tune of the process of using,The detector to repeat test positioning High-accuracy ,and easy to use, can also be used for batch testing.The device of the structure is small and delicate,excellent performance, high precision,strong reliability, simple operation and easy to learn.

Two.Technical indices and characteristics:

       Automatically detects zero sector starting point

        The gaussian test stick in the X, Y two direction by the location accuracy stepper motor control, and can set the test position and back position by computer software. to ensure the consistency of the position of each test.

          Sample centre positioning device  is made for high precision of three claws professional chuck.

          Measurement data analysis approach: a number, maximum, Angle, width, area, the average.

          Measurement data stored in the computer hard disk, convenient for query and print

          High-accuracy stepper motor controls the  rotation of Spindle to get more sampling points.

          Using sophisticated gaussian test stick, no dead Angle.

          Measuring magnetic scope: 0-3 points 2T, (20mT ,2000mT. 200mT, set directly on the computer ).

          Both longitudinal and transverse measurement.

Three. System configuration:

Four. Software graphics: