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| Brand | Auniontech |
|---|---|
| Model | FM-A (Analog) / FM-D (Digital) |
| Measurement Principle | Fluxgate Magnetometry |
| Axes | 1 (FM-D), 1 or 3 (FM-A) |
| Range | ±50 µT (FM-A), ±100 µT (FM-D) |
| Resolution | 1 nT (FM-D) |
| Noise Floor | 5 nT (0.1–10 Hz, FM-D) |
| Sampling Rate | Up to 100 Hz (FM-D) |
| ADC Depth | 24-bit (FM-D) |
| Power Supply | ±15 V (FM-A), USB-powered (≤10 mA, FM-D) |
| Field Tolerance | ≤5 mT |
| Compliance | CE-marked |
| Software Interface | DLL & LabVIEW™ drivers included |
| Application Scope | Geomagnetic monitoring, biomagnetic screening, NDT of conductive materials, EMI characterization, active field cancellation systems |
| Brand | Auniontech (Distributor) |
|---|---|
| Origin | Shanghai, China |
| Package | QFN 3 × 3 × 0.9 mm³, 16-pin + thermal pad |
| Supply Voltage | 3.3 V or 5 V |
| Output Options | Analog (Bx/By/Bz/T) or Digital (SPI) |
| Configurable Ranges | ±0.1, ±0.3, ±1, ±3, ±10, or ±30 T |
| Resolution Options | 14-, 15-, 16-, or 16+-bit |
| Sampling Rates | 375 / 750 / 1500 / 3000 Hz |
| RMS Noise | <2.0 LSB (at 16+-bit) |
| Noise Density | 300 nT/√Hz |
| Analog Bandwidth | 50 kHz |
| Operating Temperature | −40 °C to +125 °C (LN₂-tested) |
| Sensing Volume | 200 × 200 × 5 µm³ |
| Brand | Auniontech (Hao Liang Optoelectronics) |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Product Category | Domestic |
| Model Designation | Gaussmeter / Teslameter |
| Pricing | Available Upon Request |
| Brand | Auniontech |
|---|---|
| Origin | Shanghai, China |
| Model | RM100 Fluxgate Magnetometer |
| Measurement Principle | Differential Fluxgate Sensing |
| Full-Scale Range | ±200,000 nT (±2 G) |
| Resolution | 0.1 nT |
| Absolute Accuracy | ±(0.01% of reading + 0.25% of range + 1 nT) |
| Offset Field Accuracy | ±(0.01% of reading + 0.2 nT) |
| Differential Field Accuracy | ±(0.25% of reading + 1 nT) |
| Temperature Stability | 0.5 ppm/°C (offset), 5.0 ppm/°C (differential), 50 ppm/°C (analog output) |
| Analog Output | 10 V / full scale ±1% |
| Low-Pass Filter Cutoffs | 10, 50, 100, 500, 1000 Hz (±2%) |
| Power Line Rejection | >40 dB at 60 Hz |
| Data Storage | 16,384 points |
| Interface | RS-232 (9.6–115.2 kbps), 10BASE-T Ethernet (SCPI-compliant) |
| Compliance | NIST-traceable calibration, ISO/IEC 17025-aligned metrology practices |
| Brand | Auniontech |
|---|---|
| Origin | Shanghai, China |
| Model | K3A |
| Measurement Principle | Semiconductor Hall Effect (3-axis orthogonal sensing) |
| Operating Temperature Range (Probe) | <1 K to 320 K |
| Full-Scale Ranges | ±2 T, ±5 T, ±9 T |
| Calibration Accuracy | 0.25% FS (optional cryogenic calibration down to 4 ± 2 K) |
| Noise Spectral Density (white noise) | <0.04 µT/Hz¹ᐟ² |
| Corner Frequency (1/f noise) | 10 Hz |
| Bandwidth | DC to 1 kHz |
| Field-Sensitive Volume | <0.6 mm³ |
| Probe Dimensions | 4.5 × 4.5 × 9 mm |
| Electronics Supply | 0–24 V DC |
| Interconnect Cable | 12 m |
| Electronic Box | 230 × 109 × 45 mm, 0.8 kg |
| Output | Differential ±10 V @ full scale |
| Offset Drift | <2 µT (<1 ppm FS) at room temperature |
| Long-Term Sensitivity Stability | <1% over 10 years |
| Temperature Coefficient | <25 ppm/K |
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