ADVANCED PERFORMANCE AND FLEXIBILITY IN A SMALL INERTIAL SYSTEM
Bias instability (25°C) ≤0.1°/hr, 1σ
Compact size, minimal weight, low power consumption
Highly accurate 6-degrees-of-freedom angular rate and acceleration data
Rugged design with excellent shock, vibration, and thermal performance
RUGGED DESIGN
Excellent shock, vibration, and thermal performance
Functional shock rating of 9g, 11 msec, sawtooth
Operating vibration of 8g rms, 20-2000 Hz
Low drift, high bandwidth
Commercial-off-the-shelf system
MAXIMUM FLEXIBILITY
User-selectable data output rates from 1-1000 Hz
Industry standard RS-422 protocol
User-programmable message output from both accelerometers and FOGs
Flexible power input range from +9 to +36 VDC
Powerful yet adaptable inertial system for navigation and stabilization
APPLICATIONS
Antenna, camera, laser pointing and stabilization
GNSS-aiding
Autonomous vehicles
AHRS
EO/FLIR stabilization
Flight controls
Mapping/surveying
Oil and gas exploration
Navigation, guidance and positioning
Motion-sensing
Specifiche Tecniche
KVH 1750 IMU
|
| PERFORMANCE SPECIFICATIONS |
| Input Rate (max) |
±490°/sec |
| Bias Instability (25°C) |
≤0.1°/hr, 1σ(max), ≤0.05°/hr, 1σ(typical) |
| Bias vs. Temp. (≤1°C/min) |
≤1°/hr, 1σ(max), ≤0.7°/hr, 1σ(typical) |
| Bias Offset (25°C) |
±2°/hr |
| Scale Factor Non-linearity(max rate, 25°C) |
≤50 ppm, 1σ |
| Scale Factor vs. Temperature (≤1°C/min) |
≤200 ppm, 1σ |
| Angle Random Walk (25°C) |
≤0.012°/√hr (≤0.7°/hr/√Hz ) |
| Bandwidth (-3 dB) |
≥440 Hz |
| ELECTRICAL/MECHANICAL |
| Initialization Time (valid data) |
≤1.5 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) |
|
| Scale Factor Temperature Sensitivity |
250 ppm/°C, 1σ (max),≤100 ppm/°C, 1σ (typical) |
| Velocity Random Walk (25°C) |
≤0.12 mg/√Hz (0.23 ft/sec/√hr) |
| Bandwidth (-3 dB) |
≥200 Hz |
