Performance Fiber Optic Gyro | | Fiber Optic Gyros | Fiber Optic Gyros | Fiber Optic Gyros | Fiber Optic Gyros |
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Technology | FOG | FOG | FOG | FOG | FOG |
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Input Rate (maximum) | ±490°/sec | Digital: ±490°/sec standard rate or ±1000°/sec high rate Analog:±200°/sec | Digital: ±375°/sec Analog: ±100°/sec | ±375°/sec | Digital: ±375°/sec Analog:±100°/sec |
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Bias Instability (25°C) | ≤0.1°/hr, 1σ (max), ≤0.05°/hr, 1σ (typical) | Digital: ≤0.1°/hr, 1σ (max), ≤0.05°/hr, 1σ (typical) Analog: ≤2°/hr, 1σ | Digital: ≤1°/hr, 1σ Analog: ≤3°/hr, 1σ | ≤1°/hr, 1σ | Digital: ≤1°/hr, 1σ Analog: ≤10°/hr, 1σ |
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Bias vs. Temp (≤ 1 °C/min) | ≤1°/hr, 1σ | Digital: ≤3°/hr, 1σ Analog: ≤15°/hr, 1σ | Digital: ≤6°/hr, 1σ Analog: ≤20°/hr, 1σ | ≤6°/hr, 1σ | Digital: ≤6°/hr, 1σ Analog: ≤60°/hr, 1σ |
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Scale Factor Non-Linearity (max rate, 25°C) | ≤50 ppm, 1σ | Digital: ≤200 ppm, 1σ Analog: ≤500 ppm, 1σ | Digital & Analog: ≤500 ppm, 1σ | ≤500 ppm, 1σ | Digital: ≤1000 ppm, 1σ Analog: ≤3000 ppm, 1σ |
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Scale Factor vs. Temp. (≤ 1 °C/min) | ≤200 ppm, 1σ | Digital: ≤300 ppm, 1σ Analog: ≤500 ppm, 1σ | Digital & Analog: ≤500 ppm, 1σ | ≤500 ppm, 1σ | Digital: ≤500 ppm, 1σ Analog: ≤1000 ppm, 1σ |
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Angle Random Walk (25°C) | ≤0.012°/√hr (≤0.7°/hr/√Hz) | Digital: ≤0.013°/√hr (≤0.8°/hr/√Hz) Analog: ≤0.05°/√hr (≤3°/hr/√Hz) | Digital: ≤0.067°/√hr (≤4°/hr/√Hz) Analog: ≤0.1°/√hr (≤6°/hr/√Hz) | ≤0.067°/√hr (≤4°/hr/√Hz) | Digital: ≤0.067°/√hr (≤4°/hr/√Hz) Analog: ≤0.10°/√hr (≤6°/hr/√Hz) |
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Bandwidth (-3dB) | ≥440 Hz | Digital: 440 Hz Analog: 1000 Hz | Digital: ≥44 or 440 Hz Analog: ≥100 Hz | ≥440 Hz | Digital: ≥440 Hz Analog: ≥100 Hz |
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Electrical/Mechanical | | Electrical/Mechanical | Electrical/Mechanical | Electrical/Mechanical | Electrical/Mechanical |
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Initialization Time (valid data) | ≤1.5 secs | ≤3 secs | ≤5 secs | ≤5 secs | ≤5 secs |
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Data Interface | Asynchronous or Synchronous RS-422 | Digital:Asynchronous RS-422 Analog: 9 kHz / 3800 Hz; ±12.5 VDC single-ended | Digital:Asynchronous RS-232, Optional Synchronous Analog: ± 2 VDC differential; 3 dB BW of 200 Hz; 45° phase shift at 100 Hz | Asynchronous RS-422 | Digital:Synchronous, RS-422 Analog: Analog ±10 VDC differential |
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Baud Rate | User selectable 9.6 Kbps to 921.6 Kbps | Digital: 115.2 Kbps Analog: 9kHz / 3800Hz ± 12.5 VDC single-ended | Digital: 115.2 Kbps Analog: ± 2 VDC differential; 3 dB BW of 200 Hz; 45° phase shift at 100 Hz | 375 Kbps | Digital: 115.2 Kbps Analog: ± 10 VDC differential |
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Data Rate | User Selectable 1 to 1000 Hz | Digital: 1000 Hz standard rate or 1800 Hz high rate Analog: 9 kHz / 3800 Hz ±12.5 VDC single-ended | Digital: 100 Hz or 1000 Hz Analog: ± 2 VDC differential; 3 dB BW of 200 Hz; 45° phase shift at 100 Hz | 1000 Hz | Digital: 1000 Hz Analog: Analog ± 10 VDC differential |
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Dimensions (max) | 88.9 mm Dia. x 73.7 mm H (3.5" x 2.9") | 45.7 mm Dia x 22.9 mm H (1.8" x 0.9") | 88.9 mm L x 58.4 mm W x 33 mm H (3.5" x 2.3" x 1.3") | 87.9 mm L x 66.0 mm W x 24.9 mm H (3.5" x 2.6" x 1.0") | 162.6 mm L x 144.8 mm W x 83.8 mm H (6.4" x 5.7" x 3.3") |
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Weight, max | 1 Axis: 0.50 kg (1.1 lbs.) 2 Axis: 0.54 kg (1.2 lbs.) 3 Axis: 0.60 kg (1.3 lbs.) | 1 Axis: Non-Mag. shielded: 0.11 kg (0.24 lbs) Mag. shielded: 0.13 kg (0.28 lbs) 2 Axis: Non-Mag. shielded: 0.14 kg (0.30 lbs.) Mag-shielded: 0.17 kg (0.34 lbs) | 0.27 kg (0.6 lbs.) | 0.2 kg (0.44 lbs.) | Digital: 2.36 kg (5.2 lbs.) Analog: 2.72 kg (6 lbs.) |
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Power Consumption, max (typical) | Single-axis: 6 W (max), 3W (typical) Dual-axis: 7 W (max), 4W (typical) Three-axis: 8 W (max), 5 W (typical) | Single-axis: 4 W (max), <3 (typical) Dual-axis: 5.5 W (max), <3.75 (typical) | 3 W (max) 1.25 W (typical) | 3 W (max) 1.25 W (typical) | 9 W (max) |
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Input Voltage | +9 to +36 VDC | +5 & ±8 to ±15, ±5% VDC | +5, ±10% VDC | +5, ±10% VDC | +18 to +32 VDC |
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Environmental | | Environmental | Environmental | Environmental | Environmental |
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Temperature: Operating | -40°C to +75°C (-40°F to +167°F) | -40°C to +75°C (-40°F to +167°F) | -40°C to +75°C (-40°F to +167°F) | -40°C to +75°C (-40°F to +167°F) | Digital: -40°C to +70°C (-40°F to +158°F) Analog: -40°C to +75°C (-40°F to +167°F) |
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Shock: Operating | 25 g, 11 msec, sawtooth | 25 g, 11 msec, sawtooth | 40 g, 10 msec, half-sine | 40 g, 10 msec, half-sine | Digital: 40 g, 6-10 msec Analog: 40 g, 9 msec |
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Vibration: Operating | 8g rms, 20-2000 Hz | 8g rms, 20-2000 Hz | 8 g rms, 20-2000 Hz | 8 g rms, 20-2000 Hz | Digital: 8 g rms, 20-2000 Hz Analog: 6 g rms, 20-2000 Hz |
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Performance Physical | | Physical | Physical | Physical | Physical |
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Number of Axes | 1, 2 or 3 axes | 1 or 2 axes | 1 axis | 1 axis | 2 axes |
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