0.5 °/Hr Bias Drift Single Axis Gyro
Model XB120/F50 High Accuracy Single-axis Fiber Optic Gyroscope
The F50 type fiber optic gyroscope is a uniaxial low precision grade fiber optic gyroscope produced by Institute of Photoelectric Technology, Beijing University of Aeronautics and Astronautics, featuring 0.5°/hr bias drift performance.
Main Performance Indicators
| Parameter |
Specification |
Test Conditions |
| Bias Drift at full temperature range (-40℃ to 60℃) |
<0.5°/hr (1σ) |
2H continuous test, 10s smooth result |
| Bias Drift Repeatability at full temperature range (-40℃ to 60℃) |
<0.5°/hr (1σ) |
Calculation results of six test data |
| Random Walk |
<0.05°/√hr |
|
| Scale Factor Non-linearity at full temperature range (-40℃ to 60℃) |
<200ppm (1σ) |
|
| Scale Factor Repeatability at full temperature range (-40℃ to 60℃) |
<200ppm (1σ) |
Calculation results of three test data |
| Range of measured angular rate |
±500°/s |
It can be adjusted according to need |
| Bandwidth |
≥200Hz |
The internal closed-loop bandwidth is larger than 2K, and the update rate of output data determines the bandwidth of gyroscope |
| Operating temperature |
-40℃ to 60℃ |
|
| Storage temperature |
-50℃ to 70℃ |
|
| Vibration |
4.2g, 20Hz-1000Hz |
Sweep-frequency Vibration without Resonance |
Mechanical Interface Definition
Dimensions and Weights
| Parameter |
Specification |
| Outline size |
50mm * 50mm * 35mm |
| Weight |
≤120g |
| Mounting hole spacing |
41mm * 41mm |
| Mounting screws |
φ3.4 |
| Installation Surface Accuracy |
Flatness 0.01mm |
Power Requirements
XB120/F50 fiber optic gyroscope is powered by +5V DC power supply.
| Parameter |
Specification |
Notes |
| +5V power supply |
5W |
The maximum impulse current is close to 2A |
| -5V power supply |
3W |
|
| Power precision |
±5% |
|
| Power ripple |
20mV Vpp |
|
| Gyroscope power consumption at room temperature |
<2W |
|
| Full temperature Power Consumption of Gyroscope |
<5W |
-40℃ to 60℃ |
Interface Definition and Communication Protocol
The external interface of gyroscope adopts lead-out mode. The specification of lead-out line AF-250A-7*0.12, single point and single line, length not less than 150 mm, lead definition is distinguished by color.
Wiring Table
| Electrical characteristics |
Lead color |
Lead specification |
| T+ |
green |
AF-250A-7*0.12 |
| T- |
violet |
AF-250A-7*0.12 |
| -5V |
yellow |
AF-250A-7*0.12 |
| GND |
black |
AF-250A-7*0.12 |
| +5V |
red |
AF-250A-7*0.12 |
