High-Sensitivity Fluxgate Magnetometer

The FG-3+ is a compact, high-precision one-axis fluxgate magnetic field sensor designed for accurate measurement of weak magnetic fields. It offers excellent sensitivity and stability, making it suitable for scientific, industrial, and geophysical applications where reliable magnetic field detection is required.
 
Key Specifications:
 
Sensor type: 1-axis fluxgate magnetometer
Operating range: ±50 µT
Output: 5 V square-wave signal with frequency/period proportional to magnetic field strength
Supply voltage: +5 V DC (single supply)
Typical current consumption: ~12 mA
Bandwidth: DC to ~20 kHz
Operating temperature: 0 °C to 50 °C
Sensor dimensions: 5.5 cm × 1.5 cm
 
Features & Benefits
High sensitivity for detection of weak magnetic fields
Stable and repeatable output characteristics
Digital frequency output for easy interfacing with microcontrollers and data acquisition systems
Compact form factor for integration into custom devices
Suitable replacement for legacy FGM-1 and FGM-3 fluxgate sensors
 
Typical Applications:
Magnetic anomaly detection
Geophysical and archaeological surveying
Metal and ferrous object detection
Scientific instrumentation
Embedded sensing systems