ER-J1 Accelerometer

ER-J1
Application
Can be used in the acceleration measurement system of the
moving objects with space constraints.
No. Parameters Performance Indicators Units
EII ME
1 Bias ≤±4 ≤±4 mg
2 Scale Factor 1.1~1.5 1.1~1.5 mA/g
3 Second-order Nonlinearity ≤±30 ≤±50 μg/g2
4 Bias Temp Coefficient ≤±40 ≤±50 μg/℃
5 Scale Factor Temp Coefficient ≤±60 ≤±80 ppm/℃
6 Bias Repeatability ≤40(1 month) ≤40(for 3~7 days) μg
7 Scale Factor Repeatability ≤40( 1 month) ≤40(for 3~7 days) ppm
8 Second-order Nonlinearity Repeatability ≤20(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 Testing Temp Room Temp~+80 Room Temp~+80 ℃
15 Weight 80 80 g
Features: High precision and small volume