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 |
Dimension