ER-J2 Accelerometer

ER-J2
Application
Can be used in the navigation system of tanks and military vehicles.
No. Parameters Performance Indicators Units
EII ME
1 Bias ≤±6 ≤±6 mg
2 Scale Factor 1.1~1.5 1.1~1.5 mA/g
3 Second-order Nonlinearity ≤±30 ≤±40 μg/g2
4 Bias Temp Coefficient ≤±30 ≤±50 μg/℃
5 Scale Factor Temp Coefficient ≤±60 ≤±70 ppm/℃
6 Bias Repeatability ≤30 (for 1 month) ≤30 (for 3~7 days) μg
7 Scale Factor Repeatability ≤60(for 1 month) ≤60(for 3~7 days) ppm
8 Second-order Nonlinearity Repeatability ≤20(for 1 month) ≤20(for 3~7 days) μg/g2
9 Natural Frequency ≤800 ≤800 Hz
10 Acceleration Range ≥±20 ≥±20 g
11 Vibration 5g(20~2000Hz) 5g(20~2000Hz) g, Hz
12 Shock 120g,4.5ms,1/2sin 120g,4.5ms,1/2sin g, ms
13 Operating Temp -45~+125 -45~+125 ℃
14 Resolution ≤5×10-6 ≤5×10-6 g
15 Weight ≤80 ≤80 g
Features: High precision, Large measurement range.