High Accuracy Quartz Accelerometer

ER-QA-01B:
1. Bias repeatability: 30μg;
2. Scale factor repeatability: 30ppm;
3. Widely applied in aerospace.

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Introduction

ER-QA-01B High Accuracy Quartz Accelerometer for Aerospace

Introduction

ER-QA-01B High-Accuracy Quartz Accelerometer for aerospace is specially used in inertial navigation system which has wide application in aerospace vehicles, inertial navigation system and control system of ships.

Specifications

No.	Parameter	ER-QA-01B2	ER-QA-01B1	Unit
0	Threshold/Resolution	5	5	μg
1	Bias	≤3	≤3	mg
2	Scale Factor	1.1~1.5	1.1~1.5	mA/g
3	Second-order Non-linearity	≤20	≤30	μg/g2
4	Bias Temp Coefficient	≤30	≤40	μg/℃
5	Scale Factor Temp Coefficient	≤50	≤60	ppm/℃
6	Bias month Repeatability	≤30	≤30	μg
7	Scale Factor Repeatability	≤30	≤30	ppm
8	Second-order Non-linearity Repeatability	≤10	≤10	μg/g2
9	Natural Frequency	≤800	≤800	Hz
10	Acceleration Range	≥20	≥20	g
11	Vibration	8	8	grms
12	Shock	120g, 4.5ms, 1/2sin
13	Operating Temp	-45~+80	-45~+80	℃
14	Weight	≤80	≤80	g
15	Resolution	≤5×10-6	≤5×10-6	g
16	Operating Voltage	±12~±15	±12~±15	v