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Performance Fiber Optic Gyro
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Fiber Optic Gyros
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Fiber Optic Gyros
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Fiber Optic Gyros
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Technology
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FOG IMU/GPS
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FOG
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FOG
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Input Rate (maximum)
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±375°/sec
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±490°/sec
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±490°/sec
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Bias Instability (25°C)
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≤1°/hr, 1σ
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≤0.1°/hr, 1σ (max)
≤0.5°/hr, 1σ (typical)
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≤0.1°/hr, 1σ (max)
≤0.5°/hr, 1σ (typical)
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Bias vs. Temp (≤ 1 °C/min)
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≤6°/hr, 1σ
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≤1°/hr, 1σ (max),
≤0.7°/hr, 1σ (typical)
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≤1°/hr, 1σ (max),
≤0.7°/hr, 1σ (typical)
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Scale Factor Non-Linearity (max rate, 25°C)
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≤1000 ppm, 1σ
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≤50 ppm, 1σ
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≤50 ppm, 1σ
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Scale Factor vs. Temp. (≤ 1 °C/min)
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≤300 ppm, 1σ
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≤200 ppm, 1σ
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≤200 ppm, 1σ
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Angle Random Walk (25°C)
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≤0.067°/√hr
(≤4°/hr/√Hz)
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≤0.012°/√hr
(≤0.7°/hr/√Hz)
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≤0.012°/√hr
(≤0.7°/hr/√Hz)
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Bandwidth (-3dB)
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≥150 Hz
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≥440 Hz
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≥440 Hz
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Performance
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Accelerometers
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Accelerometers
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Accelerometers
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Technology - Accelerometers
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MEMS Silicon
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MEMS
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MEMS
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Input Limit (maximum)
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±10 g
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±10 g
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±10 g
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Bias Instability (constant temp)
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<0.25 mg, 1σ
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<0.05 mg, 1σ
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<0.05 mg, 1σ
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Scale Factor Temperature Sensitivity
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250 ppm/°C, 1σ (max),
≤100 ppm/°C, 1σ (typical)
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250 ppm/°C, 1σ (max),
≤100 ppm/°C, 1σ (typical)
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250 ppm/°C, 1σ (max),
≤100 ppm/°C, 1σ (typical)
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Velocity Random Walk (25°C)
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≤0.12 mg/√Hz
(0.23 ft/sec/√hr)
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≤0.12 mg/√Hz
(0.23 ft/sec/√hr)
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≤0.12 mg/√Hz
(0.23 ft/sec/√hr)
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Bandwidth (-3dB)*
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≥50 Hz
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≥200 Hz
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≥200 Hz
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Electrical/Mechanical
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Electrical/Mechanical
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Electrical/Mechanical
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Electrical/Mechanical
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Initialization Time (valid data)
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≤5 secs
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≤1.5 secs
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≤1.5 secs
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Data Interface
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Asynchronous RS-422 or RS-232
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Asynchronous RS-422 or Synchronous RS-422
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Asynchronous RS-422 or Synchronous RS-422
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Baud Rate
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115.2 Kbps
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Selectable 9.6 Kbps to 921.6 Kbps
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Selectable 9.6 Kbps to 921.6 Kbps
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Data Rate
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100 Hz
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User selectable 1 to 1000 Hz
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User selectable 1 to 1000 Hz
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Dimensions (max)
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169.4 mm L x 152.4 mm W x 88.9 mm H
(6.67" x 6" x 3.5")
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90 mm L x 90 mm W x 88 mm
(3.9" x 3.9" x 3.5")
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94 mm L x 94 mm W x 95 mm
(3.7" x 3.7" x 3.74")
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Weight, max
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2.4 kg (5.3 lbs.)
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655 grams (1.4 lbs.)
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740 grams (1.6 lbs.)
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Power Consumption, max (typical)
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13.5 W (typical)
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550 mA & 12V (typical)
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510 mA & 12V (typical)
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Environmental
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Environmental
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Environmental
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Environmental
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Temperature: Operating
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-40°C to +65°C
(-40°F to +149°F)
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-40°C to 75°C
(-40°F to 167°F)
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-40°C to 75°C
(-40°F to 167°F)
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Shock: Operating
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7 g, 6-11 msec, half-sine
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25 g
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25 g
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