North-Seeking IMU FSS-NS2

WeChat

Sina Weibo

QQ space

Douban

Baidu Post Bar

Introduction Domestic leading MEMS IMU north finder

Volume R28.8x330.5mm

Weight 427g

Application field Tunnel exploration survey, underground pipe network mapping, tunnel / underground north finding

Product features Ultra high precision gyroscope, ultra-high and low noise, stable operation in full temperature range

Software interface TTL; CAN

Hardware interface Customized interface

13482465596

DetailTechnical IndexDownloadHardware and Structu

^{MEMS IMU North Seeking}

^{⚫ North seeking accuracy: 0.25 ° ( 1σ )}

^{Ultra High Precision Gyroscope}

^{⚫ Bias instability: 0.17°/h}

^{Ultra Low Noise}

^{⚫ Low Noise Beyond Fiber Optic Gyro}

^{Ultra Small Volume}

^{⚫ Size of}^⌀^{28.8 x 330.5 mm}

^{Full Temperature Stable Operation}

^{⚫ Steady Fine Temperature Compensation at -40℃~85 ℃}

^{Flexible Working Interface}

^{⚫ On-demand customization such as SPI/I²C/Serial/CAN}

Gyroscope Key Metrics

Parameters	Test Conditions/Remarks	Min.	Typ.	Max.	Unit
Measurement Range			±500		°/s
Bias Instability X-axis	@25℃, ALLAN Variance, 1σ		1.10		°/hr
Bias Instability Y-axis (North-finding Axis)			0.17		°/hr
Bias Instability Z-axis (North-finding Axis)			0.17		°/hr
Misalignment			0.05		deg
Internal Low-pass Cutoff Frequency	Adjustable Software		47		Hz
ODR			100		Hz
Measure Delay				7.0	ms
Random Walk¹	@25℃, ALLAN Variance, 1σ		0.015		°/√hr
Scale Coefficient Error			1.0		‰

Note 1: IEEE standard values acquired from Allan Variance analysis in a static environment (25°C)

Accelerometer Key Metrics

Parameters	Test Conditions/Remarks	Min.	Typ.	Max.	Unit
Measurement Range			±6		g
Bias Instability	@25℃, ALLAN Variance, 1σ		3		μg
Misalignment			0.05		deg
Internal Low-pass Cutoff Frequency	Adjustable Software		47		Hz
ODR			100		Hz
Measure Delay				7.0	ms
Random Walk¹	@25℃, ALLAN Variance, 1σ		0.005		m/s/√hr