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Jewell DXA-100/200 系列线性加速度传感器


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Jewell DXA-100/200 系列单或双数字加速度计将 Jewell 的高精度模拟闭环传感器技术提升到一个新的水平。

ht 10 oz
Dimensions 3.63 × 2.03 × 2.1 in
Features • Digital output
• Resolution 8 µg
• Mechanical Shock 1500g 1msec half sine
• Industry Standard EIA-RS485 and EIA-RS422 output
• For use in high shock and vibration environments
• High Precision and Performance
• Low Noise
• Meets CENELEC/AREMA Standards
应用
  • 雷达/天线控制
  • 结构监控
  • 直线加速/减速测量
  • 自动列车位置控制
  • 地震监测
  • 平台调平
CENELEC/AREMA Standards CENELEC EN 55022:2010
CENELEC EN 50155:2007
CENELEC EN 61000-4-8:2010
AREMA Part 11.5.1

Performance Specifications

Performance

Input Range (g)1 ±0.25 ±0.50 ±0.87 ±1.00 ±2.00
Non-linearity (%FRO max2 0.02 0.02 0.03 0.05 0.03
Scale Factor Tolerance (% maximum) 0.05 0.05 0.05 0.05 0.05
Bias (mg) 1.00 1.00 1.00 1.00 1.00
Bias Thermal Sensitivity (mg) 90 90 90 90 90
0° Output Temperature Sensitivity (°/°C, maximum) 0.005 0.005 0.005 0.005 0.005
Bandwidth (-3dB, Hz nominal)3 30 30 30 30 30
Transverse Axis Misalignment (° maximum) 0.5 0.5 0.5 0.5 0.5

Digital Output

Interface EIA-RS-485 (default)/EIA-RS-422
Protocol Proprietary (custom)
Output Representation g
Baud Rate4 19200, 38400 (default), 57600, 115200, 230400

Electrical

Number of Axes 1 or 2
Supply Voltage Range (VDC) 10 to 30
Input Current (mA, maximum) Transmitting: DXA-100-R 32 mA/DXA-200-R 50 mA
Not transmitting: DXA-100-R 22 mA/DXA-200-R 40 mA

Environmental

Operating Temperature Range -40°C to +85°C
Storage Temperature Range -40°C to +85°C
Protection Class per IEC 529 IP67
NEMA Enclosure Rating 6
Shock Survival 1500g, 1 msec, ½ sine
Vibration Survival (grms 20 Hz to 2 KHz) 20

Enclosure

Housing Material Anodized Aluminum
Connector Type MS27476Y10D35P
Recommended Mating Connector MS27473T10B35S

Notes:

1: Full range is defined as “from negative full input angle to positive full input angle.”
2: Nonlinearity is specified as a deviation of output referenced to a best fit straight line, independent of misalignment.
3: In default condition without averaging
4: Default Baud rate is 38400

*Specifications subject to change without notice on account of continued product development.

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