AHRS, IMU, & VRU – Latest MEMS Technology

CTi Sensors’ new industry grade products including AHRS, VRU, and IMU are based on the latest miniature technology of MEMS sensors. Using a state-of-the-art fusion algorithm developed in house is the key advantage of our devices. The robust housing, interface options, and simple ASCII communication protocol means setup is minimal, letting you focus on the application of interest to you.

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Overview

CTi Sensors’ new industry grade products including AHRS, VRU, and IMU are based on the latest miniature technology of MEMS sensors. Using a state-of-the-art fusion algorithm developed in house is the key advantage of our devices. The robust housing, interface options, and simple ASCII communication protocol means setup is minimal, letting you focus on the application of interest to you.

AHRS | CS-AH100 Series

Altitude & Heading
  • 9 DOF sensor data:
    1. 3-axis accelerometer
    2. 3-axis turn rate (gyroscope data)
    3. 3-axis magnetic field intensity
  • Output data rate up to 500 Hz
  • Selectable accelerometer and gyroscope range
  • Simple ASCII interface language
  • IP 67 compliant connector, cable, and housing
  • Robust aluminum housing
  • Low power consumption: < 50 mA (@ 5 V)
Attitude and heading
SpecificationsCS-AH100 Series
RangePitch: ±90°
Heading and Roll: ±180°
Static accuracy (RMS)Pitch and Roll: 0.2°
Heading (magnetic): 2.0°
Dynamic accuracy (RMS)Pitch and Roll: 1.0°
Heading (magnetic): 2.0°
Angular resolution0.025°
Zero offset error (pitch and roll)< ±0.1° (@20°C)
maximum offset drift is ±0.011° /°C

 

Sensors
SpecificationsCS-AH100 Series
Accelerometer
Range±2 g/±4 g/±8 g selectable
Zero offset error±2 mg (@20°C)
Nonlinearity±0.2 % FS
Bias change versus temperature±0.2 mg/°C
Noise density0.126 mg/√Hz @200Hz
Gyroscope
Range±250/500/1000/2000 °/s selectable
Nonlinearity< 0.5 % FS
Initial bias error<±0.8 °/s @ ±500 °/s range
Bias change versus temperature<±0.8 °/s/°C
Noise density0.025 dps/√Hz @ 100 Hz
Magnetometer
Range±1200 μT
Nonlinearity± 1 % FS
Noise density0.1μT/√Hz @ 100 Hz BW
Self-calibrationAutonomous hard-iron calibration

 

System
SpecificationsCS-AH100 Series
Power source4.85 – 36 VDC
Power consumption< 50 mA (@ 5 V)
Data formatASCII
Output data rate1, 2, 5, 10, 20 ,25, 40, 50, 100, 200 and 500 Hz selectable
Serial interface optionsRS232, RS422/RS485, USB, UART, RS485 with multi-drop networked
GUI softwareWinCTi Explorer®
Temperature sensor1°C resolution
Dimension1.64” x 2.14” x 0.85”
Temperature range-30°C to +80°C (-22°F to +176°F)
ConnectionCable gland, connector M8, 6-contact (female)

VRU | CS-VR100 Series

  • Measuring range: Pitch: ±90°, Roll: ±180°
  • Three-axis accelerometer
  • Three-axis gyroscope
  • High accuracy: static: 0.2°, dynamic: 1.0°(RMS)
  • High resolution: 0.025° | 0. 5 mg
  • Output data rate up to 500 Hz
  • Selectable accelerometer and gyroscope range
  • Simple ASCII interface language
  • IP 67 compliant connector, cable, and housing
  • Robust aluminum housing
  • Low power consumption: < 50 mA (@ 5 V)
Sensors
SpecificationsCS-VR100 Series
Angles
RangePitch: ±90°, Roll: ±180°
Static accuracy0.2° (RMS)
Dynamic accuracy1.0° (RMS)
Angular resolution0.025°
Zero offset error (pitch and roll)< ±0.1° (@20°C), maximum offset drift is ±0.011° /°C
Accelerometer
Range±2 g/±4 g/±8 g selectable
Zero offset error±2 mg (@20°C)
Nonlinearity±0.2 % FS
Bias change versus temperature±0.2 mg/°C
Noise density0.126 mg/√Hz @200Hz
Gyroscope
Range±250/500/1000/2000 °/s selectable
Nonlinearity< 0.5 % FS
Initial bias error<±0.8 °/s @ ±500 °/s range
Bias change versus temperature<±0.8 °/s/°C
Noise density0.025 dps/√Hz @ 100 Hz

 

System
SpecificationsCS-VR100 Series
Power source4.85 – 36 VDC
Power consumption< 50 mA (@ 5 V)
Data formatASCII
Output data rate1, 2, 5, 10, 20 ,25, 40, 50, 100, 200 and 500 Hz selectable
Serial interface optionsRS232, RS422/RS485, USB, UART, RS485 with multi-drop networked
GUI softwareWinCTi Explorer®
Temperature sensor1°C resolution
Dimension1.64” x 2.14” x 0.85”
Temperature range-30°C to +80°C (-22°F to +176°F)
ConnectionCable gland, connector M8, 6-contact (female)

IMU | CS-IM100 Series

  • 9 DOF sensor data:
    1. 3-axis accelerometer
    2. 3-axis turn rate (gyroscope data)
    3. 3-axis magnetic field intensity
  • Output data rate up to 500 Hz
  • Selectable accelerometer and gyroscope range
  • Simple ASCII interface language
  • IP 67 compliant connector, cable, and housing
  • Robust aluminum housing
  • Low power consumption: < 50 mA (@ 5 V)
Sensors
SpecificationsCS-IM100 Series
Accelerometer
Range±2 g/±4 g/±8 g selectable
Zero offset error±2 mg (@20°C)
Nonlinearity±0.2 % FS
Bias change versus temperature±0.2 mg/°C
Noise density0.126 mg/√Hz @200Hz
Gyroscope
Range±250/500/1000/2000 °/s selectable
Nonlinearity< 0.5 % FS
Initial bias error<±0.8 °/s @ ±500 °/s range
Bias change versus temperature<±0.8 °/s/°C
Noise density0.025 dps/√Hz @ 100 Hz
Magnetometer
Range±1200 μT
Nonlinearity± 1 % FS
Noise density0.1μT/√Hz @ 100 Hz BW
Self-calibrationAutonomous hard-iron calibration

 

System
SpecificationsCS-IM100 Series
Power source4.85 – 36 VDC
Power consumption< 50 mA (@ 5 V)
Data formatASCII, port settings: 1 start bit, 8 data bits, 1 stop bit, no parity
Output data rate1, 2, 5, 10, 20 ,25, 40, 50, 100, 200 and 500 Hz selectable
Serial interface optionsRS232, RS422/RS485, USB, UART, RS485 with multi-drop networked
GUI softwareWinCTi Explorer®
Temperature sensor1°C resolution
Dimension1.64” x 2.14” x 0.85”
Temperature range-30°C to +80°C (-22°F to +176°F)
ConnectionCable gland, connector M8, 6-contact (female)

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