Geo-iNAV ® High Performance Inertial Navigation System
Typical Posi on, Velocity, Accelera on, A tude Accuracy (RMS)
1
GPS Op ons
Processing Op ons
Posi on (Horizontal/Ver cal)
Roll, Pitch / Heading (Tac cal MEMS, Advanced IMU) ±0.2° / ±0.5° , ±0.05° / ±0.1° ±0.1° / ±0.3° , ±0.01° / ±0.05° ±0.2° / ±0.5° , ±0.05° / ±0.1°
Velocity, Accelera on
Standalone Mode L1/L2 RTK Mode Standalone Mode L1/L2 RTK Mode
1.5 m / 2.5 m 0.05 m / 0.1 m 1.0 m / 2.0 m 0.05 m / 0.1 m
0.1 m/s, 0.15 m/s 2 0.02 m/s, 0.1 m/s 2 0.1 m/s, 0.15 m/s 2 0.02 m/s, 0.1 m/s 2
Commercial
SAASM
±0.1° / ±0.3° , ±0.01° / ±0.05° 1 Accuracy is dependent on GPS satellite system performance, ionospheric condi ons, GPS blockage, environmental condi ns , data link and other factors.
IMU Speci fi ca ons
\
Parameter
MEMS*
Fiber Op c Gyro
Ring Laser Gyro (ITAR)
Gyroscope Dynamic Range
±100°/sec or ±200°/sec
±490°/sec.
±1074°/sec.
Gyroscope Bias In-Run Stability (1 σ ) Gyroscope Angle Random Walk (1 σ ) Accelerometer Dynamic Range Accelerometer Bias In-Run Stability (1 σ ) Accelerometer Velocity Random Walk (1 σ )
2.2°/hr.
2°/hr.
1°/hr.
0.09°/ √ hr.
0.012°/ √ hr.
0.125°/ √ hr.
±3g
±10g
±37g 1mg
0.1mg
7.5mg
0.04(m/sec)/ √ hr.
0.07(m/sec)/ √ hr.
0.001(m/sec)/ √ hr.
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*: For more MEMS, FOG, or RLG IMU op ons please contact us
Technical Speci fic a ons
Parameter Parameter
Commercial Con fi gura ons
SAASM Con fi gura ons
External power connector TNC GPS antenna connector 1 Ethernet data port and 3 RS-232 serial ports
External power connector TNC GPS antenna connector 1 Ethernet data port 3 RS-232 serial ports, 1PPS output 4 status LED
Interfaces
1PPS output 4 status LEDs SAASM Keyload Connector SAASM Zeroize bu on.
GPS Frequency Tracking Key Loading Size / Weight / Power Temperature Range Real-Time Data Output Data Recording/Logging
L1/L2
L1 & L2 (P/Y Code)
N/A DS-101 33.8 in 3 (4.73x3.95x1.81) / 20 oz. / 10 – 30 VDC @ 2 Amps min. (not including external IMU’s) Speci fi ed: -20°C to +65°C Opera ng: -40°C to +70°C Naviga on solu ons at 125 Hz (MEMS), 100 Hz. (FOG, RLG). available via Ethernet, RS-232 Naviga on solu ons,raw GPS & IMU data (for post-processing with RTD-Post)
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