SD321 Single-axis Fiber Optic Gyroscope

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This product is designed for all-solid structure, adopts photoelectric integrated and all-digital closed-loop control design; it has good anti-vibration performance without any rotating parts; it has excellent anti-magnetic field and temperature performance, and has good environmental adaptability.


SD321 Single-Axis Fiber Optic Gyroscope

Application area

Suitable for airborne navigation, load-fixing and positioning and orientation systems, it can be widely used in unmanned aircraft, ship, general aviation and track detection.

Main Technical Specifications

SD321A SD321B
Parameter Technical specifications Parameter Technical specifications
Measuring range ±400°/s Measuring range ±400°/s
Zero bias ≤ 0.2°/h Zero bias ≤ 0.2°/h
Full temperature zero bias stability 0.04°/h (1σ, 10s) Full temperature zero bias stability 0.06°/h (1σ,10s)
Full temperature zero bias repeatability 0.02°/h Full temperature zero bias repeatability 0.04°/h
Scale factor nonlinearity 20 ppm Scale factor nonlinearity 50 ppm
Scale factor asymmetry 20 ppm Scale factor asymmetry 50 ppm
Full temperature scale factor repeatability 50 ppm Full temperature scale factor repeatability 80 ppm
Random walk coefficient ≤ 0.001°/√h Random walk coefficient ≤ 0.0015°/√h
bandwidth ≥ 100Hz bandwidth ≥ 100Hz
Electrical Interface RS422 Electrical Interface RS422
Supply voltage ±5 V Supply voltage ±5 V
Power consumption 5W Power consumption 5W
Size 98 Mm×98 Mm×35mm Size 98 mm×98 mm×35mm
Weight 580 G Weight 580 g
Operating temperature -40 ℃ ~ +60 ℃ Operating temperature -40 ℃ ~ +60 ℃