HIGH PERFORMANCE AND LOW COST
Commercial-off-the-shelf, FOG-based IMU performance at MEMS prices
High bandwidth (-3 dB): ≥440 Hz
Low noise (ARW): ≤0.017°/√hr (≤1°/hr/√Hz)
Excellent shock and vibration performance
Bias instability (25°C) ≤0.1°/hr, 1σ
COMPACT AND LIGHTWEIGHT
Small, compact design: 88.9 mm Dia x 73.7 mm h (3.5" x 2.9")
Lightweight: Designed for easy integration
RS-422 Asynchronous or Synchronous communication with user-programmable data and baud rates
VERSATILE AND ROBUST
Excellent shock performance: 9 g, 11 msec, sawtooth
Superior vibration performance: 8 g rms, 20-2000 Hz
Flexible interfaces and programmable message outputs and data rates
Scalable with high bandwidth and low noise
Flexible power input range from +9 to +36 VDC
APPLICATIONS
Unmanned commercial or defense platforms (ground/aerial/marine surface/submersible)
Antenna and camera stabilization
EO/FLIR system stabilization
GPS/GNSS-aiding inertial navigation
Mobile mapping systems
Motion sensing systems
Navigation, guidance and positioning
Specifiche Tecniche
KVH 1725 IMU
|
| Performance Specifications |
| Input Rate (max) |
±490°/sec |
| Bias Instability (25°C) |
≤0.1°/hr, 1σ |
| Bias vs. Temp. (≤°C/min) |
≤4°/hr, 1σ |
| Bias Offset (25°C) |
±5°/hr |
| Scale Factor Non-linearity(max rate, 25°C) |
≤200 ppm, 1σ |
| Scale Factor vs. Temperature (≤1°C/min) |
≤300 ppm, 1σ |
| Angle Random Walk (25°C) |
≤0.017°/√hr (≤1°/hr/√Hz ) |
| Bandwidth (-3 dB) |
≥440 Hz |
| Electrical/Mechanical |
| Initialization Time (valid data) |
≤3 sec |
| Data Interface |
Asynchronous or Synchronous RS-422 |
| Baud Rate |
Selectable 9.6 Kbps to 921.6 Kbps |
| Data Rate |
User Selectable 1 to 1000 Hz |
| Dimensions (max) |
88.9 mm Dia x 73.7 mm H (3.5" x 2.9") |
| Weight (max) |
0.7 kg (1.45 lbs) |
| Power Consumption |
8 W (max), 5 W (typical) |
| Input Voltage |
+9 to +36 VDC |
| Environment |
| Temperature (operating) |
-40°C to +75°C (-40°F to +167°F) |
| Shock (operating) |
9 g, 11 msec, sawtooth |
| Vibration (operating) |
8 g rms, 20-2000 Hz random |
| Accelerometers |
| Input Limit (max) |
±10 g |
| Bias Instability (constant temp) |
σ |
| Scale Factor Temperature Sensitivity |
250 ppm/°C, 1σ (max)≤100ppm/°C, 1σ (typical) |
| Velocity Random Walk (25°C) |
≤0.12 mg/√Hz (0.23 ft/sec/√hr) |
| Bandwidth (-3 dB) |
≥200 Hz |
