加速度传感器中有一种是三轴加速度传感器,同样的它是基于加速度的基本原理去实现工作的,加速度是个空间矢量,一方面,要准确了解物体的运动状态,必须测得其三个坐标轴上的分量;另一方面,在预先不知道物体运动方向的场合下,只有应用三轴加速度传感器来检测加速度信号。由于三轴加速度传感器也是基于重力原理的,因此用三轴加速度传感器可以实现双轴正负90度或双轴0-360度的倾角,通过校正后期精度要高于双轴加速度传感器大于测量角度为60度的情况。三轴加速度传感器的好处就是在预先不知道物体运动方向的场合下,只有应用三维加速度传感器来检测加速度信号。三维加速度传感器具有体积小和重量轻特点,可以测量空间加速度,能够全面准确反映物体的运动性质。
美国Dytran 3133A5是一款三轴IEPE加速度传感器/振动传感器,压电式工作原理,重量0.8g,自带4针1/4-28接头和黏贴安装设计,同时集成3英尺电缆线。
The Dytran model 3133A5 is an ultra miniature IEPE triaxial accelerometer, weighing just 0.8 grams, and was designed to mount in spaces inaccessible to other types of accelerometers.
Available with a sensitivity of 0.2 mV/g, design of the Dytran model 3133A5 incorporates quartz shear sensing elements with integral electronics, packaged in a robust, lightweight, welded titanium cube, with a 3-foot integral cable terminating to a 4-pin 1/4-28 connector and adhesive mounting capabilities. The cable is designed to mate with several different types of Dytran extension cables (sold separately).
特性
1. 灵敏度10 mV/g
2. 量程20000g
3. 内置3英尺电缆线
4. 粘贴式安装
5. 重0.8 grams
6. 钛材质
7. 超小型设计
8. 三轴
9. IEPE
应用
1. 环境应力筛选
2. HALT/HASS高加速寿命测试和高加速应力筛选
3. 模态和结构分析
4. 产品响应试验
5. 通用三轴振动测量
Weight oz 0.03 grams 0.8
Size Width inch 0.24 mm 6.1
Height inch 0.24 mm 6.1 Supplied Accessories:
Integral Cable Length ft 3 mm 914.4
Frequency Range, ±10% Hz 0.25 to 10,000 Hz 0.25 to 10,000
Linearity [4] % F.S. ± 1 % F.S. ± 1
Resonance Frequency kHz >35 kHz >35
Transverse Sensitivity % 6 % 6
Bias Voltage VDC +8 to +10 VDC +8 to +10
Output Impedance Ω 100 Ω 100
Noise floor Grms 0.02 m/s^2 rms 0.20
Discharge Time Constant seconds 1.0 to 1.5 seconds 1.0 to 1.5
Spectral Noise 1Hz µGrms/sqr(Hz) 4000 µm/s^2 rms/sqr(Hz) 39240
10Hz µGrms/sqr(Hz) 2000 µm/s^2 rms/sqr(Hz) 19620
100Hz µGrms/sqr(Hz) 500 µm/s^2 rms/sqr(Hz) 4905
1000Hz µGrms/sqr(Hz) 200 µm/s^2 rms/sqr(Hz) 1962
10000Hz µGrms/sqr(Hz) 90 µm/s^2 rms/sqr(Hz) 883
ENVIRONMENTAL
Shock Gpeak 3000 m/s^2 29430
Vibration Gpeak 900 m/s^2 8829
Operating Temperature °F -67 to +320 °C -55 to +160
Seal Epoxy Epoxy
Magnetic Sensitivity at 100 Gauss g/Gauss 0.00004 m/s^2/Gauss 0.00039
Base Strain Sensitivity g/µε 0.15 m/s^2/µε 1.47
POWER
Compliance Voltage VDC +18 to +30 VDC +18 to +30
Current Range mA 2 to 20 mA 2 to 20
订货型号
3133A1
3133A2
3133A3
3133A4
3133A5
相关型号
3133B1
3133B2
3133B3