TM4100B Hand-held Fluxgate Magnetometer

TM4100B-new

1. Summary

TM4100B is a portable instrument for measuring weak magnetic fields. Equipped with a fluxgate sensor featuring high sensitivity, high linearity, and low drift, and applying advanced digital signal processing technology, it measures weak spatial magnetic fields more accurately than Hall-effect magnetic measuring instruments.

2. Features

• Range: 0~2000 μT, various probes optional.

• Various of probes are optional.

• Accuracy: 1% or 2%.

• Unit switch: μT, mG.

• Relative measurement mode.

• Max. hold function.

• N/S polarity display.

• USB interface.

• Small size, light weight.

• Supports measurement with dedicated PC software

3. Application

• Earth magnetic field measurement, environmental magnetic field monitoring

• Detection of weak magnetic fields from small ferromagnetic objects or rocks

• Residual magnetism measurement in metal part processing, packaging/parcel inspection

• Geological exploration, fault location, archaeology, scientific research experiments

• Evaluation of attenuation characteristics of magnetic shielding

• Calibration of weak magnetic field sources (solenoids / Helmholtz coils) for laboratory use

• Inspection of MRI scanners or electron microscopes

4. Specifications

Probe^[1] ( μT )	Resolution ( nT )	Accuracy		Noise @1Hz	Temperature Coefficient ( %/°C )
Probe^[1] ( μT )	Resolution ( nT )	Class 2	Class 1	Noise @1Hz	Temperature Coefficient ( %/°C )
100	10	2%	1%	< 20 nTrms	± 0.1
500	10	2%	1%	< 20 nTrms	± 0.1
1000	100	2%	1%	< 20 nTrms	± 0.1
2000	100	2%	1%	< 20 nTrms	± 0.1
Note [1]: The corresponding probe is selected according to the measurement of range.

• Measuring range:0～± 2000 μT, 5-digits display.

• Frequency Range: DC, 40 Hz - 500 Hz.

• Linearity: ± 0.5%.

5. General Specifications

Power Supply	Powered by 2 AA batteries or direct USB power supply
Temperature Performance	Operating temperature:0°C～45°C Storage temperature:-20°C～70°C
Humidity Performance	Working humidity:20%～80% R·H, Non-condensing Storage humidity:< 85% R·H, Non-condensing
Weight	About 285 g
Interface	Fluxgate probe input interface, USB interface
Dimensions	74 mm(W) × 41 mm(D) × 168 mm(H)
Probe Dimensions	20 mm (L) × 13 mm (W) × 6.3 mm (H)

6. Ordering Information

TM4100B Hand-held Fluxgate Magnetometer

7. Probe Selection

Number	Picture	Name	Specification	Quantity	Remark
1		TM1200-100μT Miniature Fluxgate Probe	100μT range / uniaxial / 1.5m / Lemo plug	1	Optional Accessory
2		TM1200-500μT Miniature Fluxgate Probe	500μT range / uniaxial / 1.5m / Lemo plug	1	Optional Accessory
3		TM1200-1000μT Miniature Fluxgate Probe	1000μT range / uniaxial / 1.5m / Lemo plug	1	Optional Accessory
4		TM1200-2000μT Miniature Fluxgate Probe	2000μT range / uniaxial / 1.5m / Lemo plug	1	Optional Accessory
Note: User indicates the range in the order contract, and the probe is provided by range.

TM4100B Handheld Fluxgate Magnetometer.pdf


Features:	Range: 0~2000 μT Accuracy: 1% or 2% Unit switch: μT, mG
Availability:



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TM4100B Handheld Fluxgate Magnetometer

TM4100B Hand-held Fluxgate Magnetometer

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