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TM9300
TUNKIA
TM9300 Fluxgate Magnetometer Calibration Device
*Reference only. Configuration and details may vary slightly corresponding to application.
1. Summary
TM9300 is a high-precision fluxgate magnetometer calibration device. It consists of a DC current standard source, a three-axis Helmholtz coil, a magnetic shielded cylinder, a three-axis flux gate precision magnetometer, and automatic calibration software. TM9300 is suitable for calibrating single-axis and three-axis fluxgate magnetometers; it is suitable for metrology laboratories to establish weak magnetic field strength measurement and testing standards; it is also suitable for various research institutes, universities, and enterprises to conduct electromagnetic interference simulation experiments and material magnetic testing experiment, etc. Reference standard: JJF 1519-2015 "Fluxgate Magnetometer Calibration Specifications".
2. Features
• Equipped with a bipolar three-channel precision current source.
• Three channels can output current synchronously or asynchronously.
• The stability of the current source reaches 10 ppm/min.
• The accuracy of the current source reaches 0.01 %.
• Annual error variation is better than 100 ppm.
• Use triaxial Helmholtz coil as magnetic field generator
• The single-axis coil can generate a standard magnetic field of up to 1000μT.
• Equipped with a special magnetic shielded cylinder, the internal magnetic field after degaussing is < 2 nT.
• The coil can be placed in a shielding cavity to shield the interference from environmental magnetic fields.
• The system adopts modular integrated design.
• Equipped with calibration software.
•
3. Application
☆ Calibrate Fluxgate Magnetometer |
• DUT: single-axis/three-axis fluxgate magnetometer. • Reference standard: JJF 1519-2015 "Fluxgate Magnetometer Calibration Specifications". • Application: calibration of magnetometer magnetic induction intensity, noise, zero bias, and time drift, etc., |
TM9300 Fluxgate Magnetometer Calibration Device
*Reference only. Configuration and details may vary slightly corresponding to application.
1. Summary
TM9300 is a high-precision fluxgate magnetometer calibration device. It consists of a DC current standard source, a three-axis Helmholtz coil, a magnetic shielded cylinder, a three-axis flux gate precision magnetometer, and automatic calibration software. TM9300 is suitable for calibrating single-axis and three-axis fluxgate magnetometers; it is suitable for metrology laboratories to establish weak magnetic field strength measurement and testing standards; it is also suitable for various research institutes, universities, and enterprises to conduct electromagnetic interference simulation experiments and material magnetic testing experiment, etc. Reference standard: JJF 1519-2015 "Fluxgate Magnetometer Calibration Specifications".
2. Features
• Equipped with a bipolar three-channel precision current source.
• Three channels can output current synchronously or asynchronously.
• The stability of the current source reaches 10 ppm/min.
• The accuracy of the current source reaches 0.01 %.
• Annual error variation is better than 100 ppm.
• Use triaxial Helmholtz coil as magnetic field generator
• The single-axis coil can generate a standard magnetic field of up to 1000μT.
• Equipped with a special magnetic shielded cylinder, the internal magnetic field after degaussing is < 2 nT.
• The coil can be placed in a shielding cavity to shield the interference from environmental magnetic fields.
• The system adopts modular integrated design.
• Equipped with calibration software.
•
3. Application
☆ Calibrate Fluxgate Magnetometer |
• DUT: single-axis/three-axis fluxgate magnetometer. • Reference standard: JJF 1519-2015 "Fluxgate Magnetometer Calibration Specifications". • Application: calibration of magnetometer magnetic induction intensity, noise, zero bias, and time drift, etc., |
4. Specifications
4.1 Three-Channel DC Current Standard Source
• This current source is a bipolar three-channel precision DC current standard source. • It can accurately output ± (0~500mA) DC current synchronously or asynchronously. • The current source can be continuously adjusted through program control, and has a small adjustment fineness. • The current output stability is better than 10 ppm/min, and the annual error change is better than 100 ppm. | |
Specifications | |
Output Range | ± ( 0~500 mA ) |
Adjust Fineness | 5 ppm*RG |
Short Term Stability | 10 ppm/min |
Measurement Uncertainty (K=2) | 0.006%*RD①+ 0.004%*RG② |
Full Scale Linearity | < 10 ppm |
Annual Error Change | < 100 ppm |
Single Channel Maximum Load Voltage | 20 V |
Protective Function | open circuit protection, overload protection functions |
Power Supply | AC ( 220 ± 22 ) V,( 50 ± 2 ) Hz |
Note: ① RD is the reading value, ② RG is the range vaule. |
4.2 Triaxial Helmholtz Coil
• The coil can be excited by a high-precision DC standard current source. • Each axis can generate a maximum standard magnetic field of ±1000 μT. | |
Specifications | |
Excitation Current | ± ( 5 mA~500 mA ) |
Maximum Magnetic Field (Single Axis) | ± 1000 μT |
Maximum Resultant Vector Magnetic Field | ± 1732 μT |
Magnetic Field Uniformity | Uniform field within 10 mm is better than 100 ppm |
Magnetic Field Linearity | The magnetic field is proportional to the excitation current and has good linearity. |
Temperature Influence | The coil constant K changes little with temperature, minimizing the influence of temperature. |
Inner Hole Diameter | 170 mm |
Maximum Diameter | 250 mm |
4.3 TM4830B Fluxgate Magnetometer
• TM4830B is a high-precision three-axis fluxgate magnetometer. • Equipped with a high-precision fluxgate probe with a 100μT range • Suitable for measuring the magnetic remanence and environmental magnetic field of magnetic shielded cylinders. • It can form a closed loop with the magnetic field generation system and realize feedback control through measured values. | |
Specifications | |
Single Axis Measuring Range | 0~± 100 μT |
Resolution | 0.01nT |
Optimal Measurement Uncertainty (K=2) | 0.2% |
Linearity | < 0.0015% |
Frequency Response | DC~3 kHz |
Noise (Typical Specifications) | 6~10 pTrms /√Hz@1Hz |
Note | The above indicators are related to the probe configuration. |
4.4 TM2900 Magnetic Shielded Cylinder
• The inner frame is made of multi-layer coaxial high-permeability alloy. • The large range of the central area in the hole can be regarded as zero magnetic field. • Can be used for the research and development, testing and calibration of weak magnetic instruments. | |
Specifications | |
Residual Magnetism (After Degaussing) | 2 nT |
Attenuation | -80 dB |
Inner Hole Size | Approx Ф300 mm × 1000 mm |
Size | Approx Ф600 mm × 1000 mm |
Operating Temperature | -20℃~70℃ |
Note | A demagnetizer can be used to demagnetize the shielded cylinder before testing for better shielding. |
5. General Specifications
Power Supply | AC ( 220 ± 22 ) V, ( 50 ± 2 ) Hz |
Temperature Performance | Working temperature: 0℃~50℃ Storage temperature: -20℃~70℃ |
Humidity Performance | Working humidity: 40%~80% R H; non-condensing Storage humidity: < 80% R H; non-condensing |
6. Configuration List
S/N | Name | Quantity | Configuration | Note |
1 | Three-channel DC Current Standard Source | 1 | Standard | Three-channel Output |
2 | Triaxial Helmholtz Coil | 1 | Standard | |
3 | TM4830B Fluxgate Magnetometer | 1 | Standard | Standard 100μT Range Probe |
4 | Magnetic Shielded Cylinder | 1 | Standard | Degaussing Machine |
5 | Fully Automatic Calibration Software | 1 | Standard | Software CD |
6 | Test Leads and Power Cables | 1 | Standard | |
7 | Workbench | 1 | Optional Accessory | Third party product |
8 | Computer | 1 | Optional Accessory | Third party product |
9 | Printer | 1 | Optional Accessory | Third party product |
Note: The above is for reference only, the specific configuration list is subject to the technical agreement.
4. Specifications
4.1 Three-Channel DC Current Standard Source
• This current source is a bipolar three-channel precision DC current standard source. • It can accurately output ± (0~500mA) DC current synchronously or asynchronously. • The current source can be continuously adjusted through program control, and has a small adjustment fineness. • The current output stability is better than 10 ppm/min, and the annual error change is better than 100 ppm. | |
Specifications | |
Output Range | ± ( 0~500 mA ) |
Adjust Fineness | 5 ppm*RG |
Short Term Stability | 10 ppm/min |
Measurement Uncertainty (K=2) | 0.006%*RD①+ 0.004%*RG② |
Full Scale Linearity | < 10 ppm |
Annual Error Change | < 100 ppm |
Single Channel Maximum Load Voltage | 20 V |
Protective Function | open circuit protection, overload protection functions |
Power Supply | AC ( 220 ± 22 ) V,( 50 ± 2 ) Hz |
Note: ① RD is the reading value, ② RG is the range vaule. |
4.2 Triaxial Helmholtz Coil
• The coil can be excited by a high-precision DC standard current source. • Each axis can generate a maximum standard magnetic field of ±1000 μT. | |
Specifications | |
Excitation Current | ± ( 5 mA~500 mA ) |
Maximum Magnetic Field (Single Axis) | ± 1000 μT |
Maximum Resultant Vector Magnetic Field | ± 1732 μT |
Magnetic Field Uniformity | Uniform field within 10 mm is better than 100 ppm |
Magnetic Field Linearity | The magnetic field is proportional to the excitation current and has good linearity. |
Temperature Influence | The coil constant K changes little with temperature, minimizing the influence of temperature. |
Inner Hole Diameter | 170 mm |
Maximum Diameter | 250 mm |
4.3 TM4830B Fluxgate Magnetometer
• TM4830B is a high-precision three-axis fluxgate magnetometer. • Equipped with a high-precision fluxgate probe with a 100μT range • Suitable for measuring the magnetic remanence and environmental magnetic field of magnetic shielded cylinders. • It can form a closed loop with the magnetic field generation system and realize feedback control through measured values. | |
Specifications | |
Single Axis Measuring Range | 0~± 100 μT |
Resolution | 0.01nT |
Optimal Measurement Uncertainty (K=2) | 0.2% |
Linearity | < 0.0015% |
Frequency Response | DC~3 kHz |
Noise (Typical Specifications) | 6~10 pTrms /√Hz@1Hz |
Note | The above indicators are related to the probe configuration. |
4.4 TM2900 Magnetic Shielded Cylinder
• The inner frame is made of multi-layer coaxial high-permeability alloy. • The large range of the central area in the hole can be regarded as zero magnetic field. • Can be used for the research and development, testing and calibration of weak magnetic instruments. | |
Specifications | |
Residual Magnetism (After Degaussing) | 2 nT |
Attenuation | -80 dB |
Inner Hole Size | Approx Ф300 mm × 1000 mm |
Size | Approx Ф600 mm × 1000 mm |
Operating Temperature | -20℃~70℃ |
Note | A demagnetizer can be used to demagnetize the shielded cylinder before testing for better shielding. |
5. General Specifications
Power Supply | AC ( 220 ± 22 ) V, ( 50 ± 2 ) Hz |
Temperature Performance | Working temperature: 0℃~50℃ Storage temperature: -20℃~70℃ |
Humidity Performance | Working humidity: 40%~80% R H; non-condensing Storage humidity: < 80% R H; non-condensing |
6. Configuration List
S/N | Name | Quantity | Configuration | Note |
1 | Three-channel DC Current Standard Source | 1 | Standard | Three-channel Output |
2 | Triaxial Helmholtz Coil | 1 | Standard | |
3 | TM4830B Fluxgate Magnetometer | 1 | Standard | Standard 100μT Range Probe |
4 | Magnetic Shielded Cylinder | 1 | Standard | Degaussing Machine |
5 | Fully Automatic Calibration Software | 1 | Standard | Software CD |
6 | Test Leads and Power Cables | 1 | Standard | |
7 | Workbench | 1 | Optional Accessory | Third party product |
8 | Computer | 1 | Optional Accessory | Third party product |
9 | Printer | 1 | Optional Accessory | Third party product |
Note: The above is for reference only, the specific configuration list is subject to the technical agreement.