ER-J3 Accelerometer

ER-J3
Application
Is suitable in the big measurement range and acceleration test system.
No. Parameter Performance Indicators Units
EII ME M
1 Bias ≤±6 ≤±6 ≤±6 mg
2 Scale Factor 1.2±0.2 1.2±0.2 1.2±0.2 mA/g
3 Second-order Nonlinearity ≤±30 ≤±40 ≤±50 μg/g2
4 Bias Temp Coefficient ≤±30 ≤±40 ≤±50 μg/℃
5 Scale Factor Temp Coefficient ≤±60 ≤±70 ≤±80 ppm/℃
6 Bias Repeatability ≤50(for 1 month) ≤50(for 3~7 days) ≤50(day stability) μg
7 Scale Factor Repeatability ≤50(for 1 month) ≤50(for 3~7 days) ≤50(day stability) ppm
8 Second-order Nonlinearity Repeatability ≤30(for 1 month) ≤30(for 3~7 days) ≤30(day stability) μg/g2
9 Natural Frequency ≤800 ≤800 ≤800 Hz
10 Acceleration Range ≥±20 ≥±20 ≥±20 g
11 Vibration 5g(20~2000Hz) 5g(20~2000Hz) 5g(20~2000Hz) g, Hz
12 Shock 120g,4.5ms,1/2sin 120g,4.5ms,1/2sin 120g,4.5ms,1/2sin g, ms
13 Operating Temp -40~+125 -40~+125 -40~+125 ℃
14 Weight ≤40 ≤40 ≤40 g
Features: High precision and small volume.