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SI‑FINS120S Fiber-Optic INS | High-Precision for Marine, UAV & Vehicle Navigation

SI‑FINS120S Fiber-Optic INS | High-Precision for Marine, UAV & Vehicle Navigation

MOQ: 1set
Delivery Period: 6-8 weeks
Payment Method: D/A,L/C,D/P,T/T,Western Union
Detail Information
Brand Name
SI
Model Number
SI-FINS120S
Productname:
Fiber Optic Inertial Navigation System
Dimensions:
Compact And Lightweight Design
Angular Attitude:
Any Orientation
Accuracy:
High Precision With Low Drift
Measurementtype:
Inertial Navigation
Heading:
≤0.015° (1σ)
Pitch And Roll:
≤0.004° (1σ)
Bias Stability:
≤0.005°/h
Highlight:

Fiber Optic INS high-precision navigation

,

Marine UAV vehicle navigation system

,

Fiber Optic Inertial Navigation System

Product Description

This inertial navigation system integrates a three-axis high-precision integrated fiber optic gyroscope, a high-precision quartz flexure accelerometer, and a survey-grade multi-mode and multi-frequency GNSS receiver with autonomous Beidou navigation capability. Powered by advanced intelligent integrated navigation algorithms and optimized Kalman filtering, the system is fully optimized to mitigate GNSS signal occlusion and multipath interference, enabling high-precision measurement of heading, attitude, velocity and position for moving carriers.

Equipped with rich expandable interfaces for GNSS, odometer, DVL and barometric altimeter, the system supports long-duration, high-precision and high-reliability navigation in complex scenarios including urban canyons. It is widely deployed for navigation and motion control of various unmanned systems.

Main technical parameters

System Real-time Accuracy

Attitude Accuracy

Heading ≤0.015° (1σ);
Pitch and roll: ≤0.004° (1σ)

Position Accuracy

Single-point horizontal positioning: ≤1.5m (1σ)
Single-point vertical positioning: ≤2.5m (1σ)
RTK level positioning: ≤1cm + 1ppm (1σ)
RTK vertical positioning: ≤2cm + 1ppm (1σ)

Speed Accuracy

Horizontal velocity ≤0.03 m/s (1σ), vertical velocity ≤0.05 m/s (1σ)

Alignment Time

Start timing after obtaining latitude, longitude and altitude position information. The alignment process duration is ≤5 minutes.

Inertial/ODO/DVL Combination

0.2%*Miles traveled (depending on the accuracy of the external odometer)

Pure Inertial Specification

Attitude Accuracy

Azimuth alignment accuracy: ≤0.03°sec (Φ) (1σ, Φ is local latitude)

Horizontal attitude alignment accuracy: ≤0.006° (1σ)
Azimuth hold accuracy: 0.005°/h (1σ)
Horizontal Attitude Holding Accuracy: 0.005°/h (1σ)

Position Accuracy

Positioning accuracy: ≤1nmile/2h(50%CEP)

Speed accuracy

Horizontal speed accuracy: ≤0.5m/s (1σ).

Main Device Characteristics

Gyroscope

range

±300°/s

Zero Bias Stability

≤0.005°/h(1σ, 10s smooth)

Accelerometer

range

±15g

Zero Bias Stability

≤10μg(1σ, 10s smooth)

Physical Characteristic

Interface Characteristics

Supply voltage

24V DC rated(12~32V DC)

Interface method

4 serial ports (RS232 or RS422)

Support PPS, EVENTMARK input/output

Power Consumption

≤25W

Operating Temperature

-40℃~+55℃

Transmission Rate

9600~961200bps(configurable)

Protection level

IP65

User Mode

Physical Dimensions

≤225mm*212mm*146mm

Vehicle-mounted (default), aircraft-mounted, ship-mounted

Weight

≤7.5Kg

SI‑FINS120S Fiber-Optic INS | High-Precision for Marine, UAV & Vehicle Navigation

Products
PRODUCTS DETAILS
SI‑FINS120S Fiber-Optic INS | High-Precision for Marine, UAV & Vehicle Navigation
MOQ: 1set
Delivery Period: 6-8 weeks
Payment Method: D/A,L/C,D/P,T/T,Western Union
Detail Information
Brand Name
SI
Model Number
SI-FINS120S
Productname:
Fiber Optic Inertial Navigation System
Dimensions:
Compact And Lightweight Design
Angular Attitude:
Any Orientation
Accuracy:
High Precision With Low Drift
Measurementtype:
Inertial Navigation
Heading:
≤0.015° (1σ)
Pitch And Roll:
≤0.004° (1σ)
Bias Stability:
≤0.005°/h
Minimum Order Quantity:
1set
Delivery Time:
6-8 weeks
Payment Terms:
D/A,L/C,D/P,T/T,Western Union
Highlight

Fiber Optic INS high-precision navigation

,

Marine UAV vehicle navigation system

,

Fiber Optic Inertial Navigation System

Product Description

This inertial navigation system integrates a three-axis high-precision integrated fiber optic gyroscope, a high-precision quartz flexure accelerometer, and a survey-grade multi-mode and multi-frequency GNSS receiver with autonomous Beidou navigation capability. Powered by advanced intelligent integrated navigation algorithms and optimized Kalman filtering, the system is fully optimized to mitigate GNSS signal occlusion and multipath interference, enabling high-precision measurement of heading, attitude, velocity and position for moving carriers.

Equipped with rich expandable interfaces for GNSS, odometer, DVL and barometric altimeter, the system supports long-duration, high-precision and high-reliability navigation in complex scenarios including urban canyons. It is widely deployed for navigation and motion control of various unmanned systems.

Main technical parameters

System Real-time Accuracy

Attitude Accuracy

Heading ≤0.015° (1σ);
Pitch and roll: ≤0.004° (1σ)

Position Accuracy

Single-point horizontal positioning: ≤1.5m (1σ)
Single-point vertical positioning: ≤2.5m (1σ)
RTK level positioning: ≤1cm + 1ppm (1σ)
RTK vertical positioning: ≤2cm + 1ppm (1σ)

Speed Accuracy

Horizontal velocity ≤0.03 m/s (1σ), vertical velocity ≤0.05 m/s (1σ)

Alignment Time

Start timing after obtaining latitude, longitude and altitude position information. The alignment process duration is ≤5 minutes.

Inertial/ODO/DVL Combination

0.2%*Miles traveled (depending on the accuracy of the external odometer)

Pure Inertial Specification

Attitude Accuracy

Azimuth alignment accuracy: ≤0.03°sec (Φ) (1σ, Φ is local latitude)

Horizontal attitude alignment accuracy: ≤0.006° (1σ)
Azimuth hold accuracy: 0.005°/h (1σ)
Horizontal Attitude Holding Accuracy: 0.005°/h (1σ)

Position Accuracy

Positioning accuracy: ≤1nmile/2h(50%CEP)

Speed accuracy

Horizontal speed accuracy: ≤0.5m/s (1σ).

Main Device Characteristics

Gyroscope

range

±300°/s

Zero Bias Stability

≤0.005°/h(1σ, 10s smooth)

Accelerometer

range

±15g

Zero Bias Stability

≤10μg(1σ, 10s smooth)

Physical Characteristic

Interface Characteristics

Supply voltage

24V DC rated(12~32V DC)

Interface method

4 serial ports (RS232 or RS422)

Support PPS, EVENTMARK input/output

Power Consumption

≤25W

Operating Temperature

-40℃~+55℃

Transmission Rate

9600~961200bps(configurable)

Protection level

IP65

User Mode

Physical Dimensions

≤225mm*212mm*146mm

Vehicle-mounted (default), aircraft-mounted, ship-mounted

Weight

≤7.5Kg

SI‑FINS120S Fiber-Optic INS | High-Precision for Marine, UAV & Vehicle Navigation