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ER-QA-03B

Product catalog summary

Introduction
The ER-QA-03B Wide-Range Quartz Accelerometer is designed for aerospace applications, offering high accuracy and reliability. It is suitable for both static and dynamic acceleration measurements and includes a temperature sensor for compensating bias and scale factor parameters to mitigate temperature effects.

Applications

Flight control
Stabilization
Aircraft navigation systems
Attitude heading reference systems (AHRS)
Ground vibration testing (GVT) and wind tunnel testing

Specifications

Parameter	ER-QA-03B1	ER-QA-03B2	ER-QA-03B3
Range	±70g	±70g	±70g
Threshold/Resolution	5μg	5μg	5μg
Bias	≤±3 mg	≤±3 mg	≤±5 mg
Scale factor	0.8~1.5 mA/g	0.8~1.5 mA/g	0.8~1.5 mA/g
Class II non-linearity	≤±10μg/g²	≤±15μg/g²	≤±20μg/g²
Bias repeatability	≤10 μg	≤20 μg	≤30 μg
Scale factor repeatability	≤15ppm	≤30 ppm	≤50 ppm
Class II non-linearity repeatability	≤±10 μg/g²	≤±20 μg/g²	≤±30 μg/g²
Bias temp coefficient	≤±10 μg/℃	≤±30 μg/℃	≤±50 μg/℃
Scale factor temp coefficient	≤±10 ppm/℃	≤±30 ppm/℃	≤±50 ppm/℃
Noise	≤5mv	≤5mv	≤5mv
Natural Frequency	400~800 Hz	400~800 Hz	400~800 Hz
Bandwidth	800~2500 Hz	800~2500 Hz	800~2500 Hz
Vibration	6g (20-2000Hz)	6g (20-2000Hz)	6g (20-2000Hz)
Shock	100g, 5ms, 1/2sin	100g, 5ms, 1/2sin	100g, 5ms, 1/2sin
Operating temperature	-40～+80℃	-40～+80℃	-40～+80℃
Storage temperature	-60~+120℃	-60~+120℃	60~+120℃
Power	±12~±15V	±12~±15V	±12~±15V
Consume current	≤±20mA	≤±20mA	≤±20mA
Size	Ф25.4X30mm	Ф25.4X30mm	Ф25.4X30mm
Weight	≤80g	≤80g	≤80g

Catalog excerpts

ERICCO INERTIAL TECHNOLOGY ER-QA-03B Wide-Range Quartz Accelerometer For AerospaceIntroduction ER-QA-03B Wide-Range Quartz Accelerometer for aerospace with wide-range, high accuracy, high reliability, not only can used in aviation and aerospace inertial test but also can be used in both static and dynamic acceleration measurement. In addition, the accelerometer uses a temperature sensor, which the operator can use to compensate bias and scale factor parameters to reduce the influence of temperature factors. Flight control Stabilization Aircraft navigation systems Attitude heading reference systems (AHRS) Ground vibration testing (GVT)-wind tunnel testing Whatsapp/Wechat/Mob:8613992884879 Websit: www.ericcointernational.com E-mail: [email protected]

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