Sensors

Crista Inertial Sensors

Crista IMU

Crista Sensor Head

Navigator

The Navigator

 is a combined Inertial Navigation System (INS) and Global Positioning System (GPS). This combination is ideally suited for any unmanned vehicle application that requires an inertial navigation solution
Crista Navigator

  • Light-weight, small form factor
  • EMI-shielded carbon fiber enclosure
  • Single 37-pin vehicle interface micro-D connector
  • Programmable output rate up to 60 Hz
  • Position/velocity output in ECEF or geodetic frame
  • Attitude output as quaternion or Euler angles
  • Total-state EKF algorithm
  • Optional, platform-specific, non-holonomic constraints (NHC) for improved attitude accuracy
  • Interface to optional external magnetometer for improved heading observability

Mechanical Size 130 x 59 x 19 mm (5.1 x 2.34 x 0.76 inches)
Weight 80 grams
 
Electrical Supply Voltage 4.8 to 20 V
Power Consumption 2 W
 
Data I/O Communication RS-232
Output Rate User-configurable: max 60 Hz
 
Position Output Type User-configurable: ECEF or geodetic
Accuracy SEP1 5.0 m
Resolution 0.03 m
 
Velocity Output Type User-configurable: ECEF or NED
Accuracy (1σ)2 0.5 m/s
Resolution 0.01 m/s
 
Acceleration Output Type XYZ vehicle frame
Random Walk 0.06 m/s/√h
Bias Instability 4 m/s/h
Resolution 0.003 m/s2
 
Attitude Output Type User-configurable: quaternion or Euler angles
Roll and Pitch Accuracy (1σ)3 0.6 º with platform-specific NHC
1.0 º unconstrained
Heading Accuracy (1)4 1.8 º with platform-specific NHC
2.4 º unconstrained
Resolution 0.006 º
 
Angular Rate Output Type XYZ vehicle frame
Random Walk 2.5 º/√h
Bias Instability5 80 º/h
Resolution 0.01 º/s
 
Operation Limits Temperature Range -40 º C to +70 º C
Altitude 50,000 m
Speed 515 m/s
Angular Rate 300 º/s
Acceleration 60 m/s2

The Navigator Developer's Kit

 provides first time Navigator users all the parts needed for setting up the Navigator in a lab environment for bench-top testing and facilitating vehicle integration.
Crista Navigator Developer's Kit Piccolo Programming Cable GPS Antenna Piccolo Interface Power Adapter Cable Power Supply SSMA to SMA Adapter Navigator Interface Cable
Navigator Developer's Kit

  • Complete Product List - A complete list of integration, peripherals, and accessory items designed to optimize CCT products and systems.
  • Product Export Fact Sheet - A brief description of the regulatory processes required for Cloud Cap Technology to export its products.
  • Navigator ICD - Provides interface protocols and specifications for the Navigator.
  • Navigator User's Guide - Provides a basic description, pin-out connections, and user interface information for the Navigator.
  • Latest Navigator Release - Includes all Navigator software applications, tools, installers and related support documentation.
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