1.Measurement Performance Output Parameters: Heading, Pitch, Roll Heading Accuracy: ±0.2° after 24-point full calibration Tilt Accuracy: ±0.08° Measuring Range: Heading 0°~360°, Pitch & Roll ±90° Resolution: 0.01° Adjustable Update Rate: 1Hz–20Hz Shock & Vibration Resistance Shock Resistance: 50g triaxial instantaneous impact Vibration Resistance: 5grms, 10~1000Hz full frequency band 2.Electrical & Environmental Parameters Power Supply: DC 3.3V / 5V optional Communication Interface: TTL, RS485 Modbus-RTU Structure: Bare PCB single board without outer protective housing Operating Temperature: -40℃ ~ +85℃ EMC Compliance: EN61000 industrial electromagnetic standard 3.Core Functions & Advantages Unique 24-point full-space calibration function, greatly weakens complex metal magnetic interference Ultra-high heading precision for high-end surveying and navigation scenarios Mini bare PCB design, flexible embedded installation inside compact equipment High refresh rate supports real-time fast attitude data output Low power consumption, compatible with battery-driven portable devices Reserved pin terminals, convenient for wiring and customer secondary development 4.Structural Features Pure PCB single-board structure without outer shell. Independent magnetic sensing area separated from power circuit to reduce electromagnetic crosstalk. Compact size saves internal space of instruments, supporting customers to customize matching outer casing. 5.Application Fields High-precision surveying mapping instruments, UAV navigation modules, marine miniature attitude detection equipment, portable high-end positioning terminals, underground pipeline detection devices, precision outdoor orientation measuring equipment.