Tilt Sensors 8_18_02

New
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CXTD
DIGITAL TILT & ACCELERATION SENSOR
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Roll and Pitch Angle Measurement
at High Accuracy
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360° Range
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3-Axis Digital Acceleration Output
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Fully Temperature Calibrated
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~80dB Signal to Noise Ratio
Applications
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Seismic Monitoring
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Structural Monitoring
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High-Accuracy Tilt
tilt sensors
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CXTD02
The CXTD02 offers outstanding resolution and accuracy in measuring tilt
angles on an object with respect to
gravity. The CXTD02 measures tilt
using a triaxial MEMS accelerometer
that is responsive to gravity. The
triaxial accelerometer allows sensing
over the entire 360° roll range and
180° pitch range. The CXTD02 provides superior performance in more
demanding measurement applications, where high accuracy must be
maintained over the wide industrial
temperature range of -40 to +85°.
Each CXTD02 is tested and temperature compensated over the full
temperature range. In addition, alignment, scale factor, and non-linearity
compensation are computed internal
to the sensor with the on-board DSP
processor.
The CXTD02 can also be used as a
precision accelerometer. The lownoise floor and true DC response
make it an excellent choice for longterm structural and seismic
monitoring applications. The digital
RS-232 output makes it easy to collect data in real-time without
external data-acquisition or AnalogDigital converter cards.
The CXTD02 comes with a User’s
Manual offering helpful hints on programming, installation, and product
information. In addition, Crossbow’s
GYRO-VIEW software is included to
assist you in system development and
evaluation, and allows you to perform data acquisition.
Document Part Number: 6020-0012-01
c r o s s b o w t e c h n o l o g y, i n c
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41 daggett drive
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san jose, ca 95134-2109
C
Performance
Update Rate (Hz)
Start-up Time Valid Data (sec)
Range: Roll, Pitch (°)
Accuracy (°) Over Temperature
Accuracy (°)
Resolution (°)
Acceleration
Input Range: X/Y/Z (g)
Bias: X/Y/Z (mg)
Scale Factor Accuracy (%)
Non-Linearity (% FS)
Resolution (mg)
Bandwidth (Hz)
Random Walk (m/s/hr1/2)
Environment
Operating Temperature (°C)
Non-Operating Temperature (°C)
Non-Operating Vibration (g rms)
Non-Operating Shock (g)
Electrical
Input Voltage (VDC)
Input Current (mA)
Power Consumption (W)
Digital Output Format
Physical
Size
(in)
(cm)
Weight
(oz)
(kg)
Connector
CXTD02
Remarks
> 100
<1
± 180, ± 90
± 0.3
± 0.5
< 0.1
Continuous Update Mode
±2
<± 8.5
<1
<1
< 0.25
> 25
< 0.1
± 20° Tilt Range
± 45° Tilt Range
-3 dB point
-40 to +85
-55 to +85
6
1000
20 Hz - 2 KHz random
1 ms half sine wave
7 to 30
< 100
< 1.2
RS-232
at 12 VDC
See “User’s manual”
4.02 x 2.26 x 1.24
Includ. mounting flanges
10.21 x 5.74 x 3.15 Includ. mounting flanges
<8
< 0.23
15 pin sub-miniature
high-density male
Pin
Function
4
3
1
11
Transmit Data
Receive Data
GND
Input Power
tilt sensors
Specifications
Pin Diagram
Notes
Specifications subject to change without notice
Temp Sensor
14-bit A/D
Tri-axial
Accelerometer
CPU + EEPROM
Calibration
Algorithm
RS-232
Digital
Output
Roll and
Pitch Angle
XYZ
Acceleration
CXTD Block Diagram
Ordering Information
Model
Description
CXTD02
Precision Inclinometer
Angular Temperature Accuracy Accuracy
Range
Range
(± 20°) (± 45°)
± 180°
-40 to +85°C
± 0.3°
± 0.5°
CALL FACTORY FOR OTHER CONFIGURATIONS
Document Part Number: 6103-0012-01
phone: 408.965.3300
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fax: 408.324.4840
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e-mail: [email protected]
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w e b : w w w. x b o w. c o m
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