High Performance Quartz Accelerometer

1. Bias repeatability: 10-50ug;
2. Scale factor repeatability: 10-50ppm;
3. Class II non-linearity repeatability: 10-30μg/g2.

ER-QA-03A High Performance Quartz Accelerometer with high reliability is mainly used in inertial measurement and test systems in the aerospace and aviation fields. It can carry out static test and dynamic test, which is a standard vibration sensor.

Specifications

No. Parameters ER-QA-03A1 ER-QA-03A2 ER-QA-03A3 Unit
1 Range ±50 ±50 ±50 g
2 Threshold/Resolution 5 5 5 μg
3 Bias ≤ (±3) ≤ (±5) ≤ (±7) mg
4 Scale factor 1.3±0.2 1.3±0.2 1.3±0.2 mA/g
5 Class II non-linearity ≤ (±20) ≤ (±30) ≤ (±30) μg /g2
6 Bias repeatability ≤10 ≤30 ≤50 μg
7 Factor scale repeatability ≤15 ≤30 ≤50 ppm
8 Class II non-linearity repeatability ≤ (±10) ≤ (±20) ≤ (±30) μg /g2
9 Bias temp coefficient ≤ (±10) ≤ (±30) ≤ (±50) μg/℃
10 Scale factor temp coefficient ≤ (±20) ≤ (±30) ≤ (±50) ppm /℃
11 Noise ≤5 ≤8.4 ≤8.4 mv
12 Natural frequency 400~800 400~800 400~800 Hz
13 Bandwidth 800~2500 800~2500 800~2500 Hz
14 Vibration 6g (20-2000Hz)
15 Shock 100g, 5ms, 1/2sin
16 Storage temperature -40~85 -40~85 -40~85 ℃
17 Temperature range -60~120 -60~120 -60~120 ℃
18 Power Voltage ±12~±15 ±12~±15 ±12~±15 V
19 Current ≤(±20) ≤(±20) ≤(±20) mA
20 Temp. sensor Yes and no two type
21 Size Ф25.4X30 Ф25.4X30 Ф25.4X30 mm
22 Weight ≤80 ≤80 ≤80 g