1. Summary
The TM4300B is a portable, multi-function meter that measures low magnetic field, equipped with high sensitivity, high linearity, low drift triaxial fluxgate sensor, which can measure low magnetic field accurately.
2. Features
• Range: 0~2000 μT.
• Various of probes are optional.
• Accuracy: 1% or 2%.
• Unit switch: μT, mG.
• +/- polarity display.
• Relative measurement mode.
• Max. hold function.
• USB interface.
• Measuring XYZ component, vector synthetic value.
• Alarm function of exceeding the upper / lower limit.
• Display support backlight and battery power.
• Magnetic measurement data storage.
• Lithium battery, remaining power display.
3. Application
• Measuring low magnetic field.
• Geological prospecting.
• Fragmentation processing, security check.
• Fault location, research experiment.
• Magnetic shielding evaluation.
• Calibrating low magnetic field sources.
• Detecting magnetic resonance meter.
• Detecting electron microscope.
• Detecting Magnetic field drift.
4. Specifications
Probe① ( μT ) | Resolution ( nT ) | Accuracy | Noise @1Hz | Temperature Coefficient ( %/°C ) | |
Class 2 | Class 1 | ||||
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. | |||||
• XYZ Range:0～± 2000 μT
• R Range:0～± 3464 μT
• Display Digits: 5-digits display.
• Frequency Range: DC～400 Hz
• Linearity: ± 0.5%
5. General Specifications
Power Supply | 4000 mAh lithium battery, USB charging |
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 500 g |
Interface | Fluxgate probe input interface, USB interface |
Dimensions | 90 mm(W) × 40 mm(D) × 165 mm(H) |
Probe Dimensions | 20 mm(L) × 14 mm(W) ×12 mm(H) |
6. Ordering Information
7. Probe Selection
Serial Number | Picture | Name | Specification | Quantity | Remark |
1 | | TM1230-100μT Miniature Fluxgate Probe | 100μT range / triaxial / 1.5m / Lemo plug | 1 | Optional Accessories |
2 | | TM1230-500μT Miniature Fluxgate Probe | 500μT range / triaxial / 1.5m / Lemo plug | 1 | Optional Accessories |
3 | | TM1230-1000μT Miniature Fluxgate Probe | 1000μT range / triaxial / 1.5m / Lemo plug | 1 | Optional Accessories |
4 | | TM1230-2000μT Miniature Fluxgate Probe | 2000μT range / triaxial / 1.5m / Lemo plug | 1 | Optional Accessories |
Note: User indicates the range in the order contract, and the probe is provided by range. | |||||
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