Intelligent Gyro Compass (iGC)
0707-SOM-00004-7
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© Tritech International Ltd.
Appendix A. iGC Technical Specifications
Note
Values given are for iGC without iFG Stabilisation.
Orientation range
360° heading axis
360° roll axis
±90° pitch axis with standard firmware (360° optional)
Angular velocity range
±300° per second (max)
Sensor types
3 sensors on each axis (9 in total)
3 x magnetometers
3 x rate gyros
3 x accelerometers
Sensor resolution
16 bit
Dynamic compensation
Closed loop digital control (0-50Hz)
Orientation angle resolution
<0.1°
Typical accuracy
Better than 1°
Temperature drift
± 0.025% °C
Nonlinearity
0.23% full-scale (tested in static conditions)
Repeatability
0.2°
Output modes
Full range of industry standard outputs, proprietary iGC formats and
special formats.
Sesnor range
Rate gyros: ±300° per second full-scale
Accelerometers: ±5g full-scale
Magnetometers: ± 1 Gauss full-scale
Output hardware interfaces
RS232 and RS485
Output data rate
20Hz (typical)
Other output rates dependent on output format
Serial data rate
2400, 4800, 9600, 19200, 38400 as standard
Output rate dependent on output format
Power requirements
12-26VDC at 250mA (typical)
Operating temperature
-20°C to +50°C operating
Weight in air
0.95kg
Weight in water
0.45kg
Diameter
79mm
Height
121.5mm
Notes:
1. Specifications are correct at time of issue, but are subject to change in line with Tritech’s
policy of continual product development.
2. Quoted accuracies are based on typical performance tests.
