High Precision TDF99IMU-D Fiber Optic Inertial Unit with High Shock & Vibration Resistance and Small Size
Price:
Negotiable
MOQ:
Negotiable
Delivery Time:
Negotiable
Brand:
NAVI OPTICS
Product Description
High Precision TDF99IMU-D Fiber Optic Inertial Unit
Advanced fiber optic inertial measurement unit with exceptional shock and vibration resistance for demanding industrial and defense applications.
Product Overview
This compact fiber optic inertial unit features small size, lightweight design, low power consumption, and high accuracy. With eight-point vibration reduction, it withstands extreme impact and vibration environments. Ideal for pure strapdown applications across unmanned platforms, torpedo systems, and land/airborne/missile weapon platforms requiring compact, high-precision inertial measurement.
Performance Specifications
| Component | Parameter | Specification | Notes |
|---|---|---|---|
| Gyroscope Performance | Zero Bias Stability (100s) | 0.005°/h | |
| Zero Bias Stability (10s) | 0.01°/h | ||
| Variable Temperature Zero Bias | 0.02°/h | ||
| Full Temperature Scale Factor | ≤150ppm | ||
| Random Walk Coefficient | 0.001°/h | ||
| Input Range | 400°/s | ||
| Accelerometer Performance | Deviation Monthly Error | 20μg | |
| Zero Bias Temperature Sensitivity | 20μg/℃ | ||
| Scale Factor Monthly Error | 20ppm | ||
| Scale Factor Temperature Sensitivity | 20ppm/℃ | ||
| Input Range | ±20g | ||
| System Characteristics | Operating Temperature | -40℃ to 60℃ | |
| Storage Temperature | -45℃ to 70℃ | ||
| Power Supply | 18-36V DC | ||
| Power Consumption | ≤15W (Startup ≤25W) |
Communication Protocol
Debug data output operates at 460800 baud rate with 8 data bits, 1 stop bit, no parity, and LSB-first transmission. Protocol includes IMU raw data, user commands, satellite navigation records, and navigation results.
| Byte | Content | Type | Description |
|---|---|---|---|
| 1-2 | Frame Header | char | 0x5A, 0x54 |
| 3 | Frame Length | char | 0x1E |
| 4 | Frame ID | char | 0x04 |
| 5-8 | Frame Number | int | 200Hz accumulation |
| 9-11 | X Accelerometer | char*3 | See Note 1 |
| 12-14 | Y Accelerometer | char*3 | |
| 15-17 | Z Accelerometer | char*3 | |
| 18-20 | X Gyroscope | char*3 | See Note 2 |
| 21-23 | Y Gyroscope | char*3 | |
| 24-26 | Z Gyroscope | char*3 | |
| 27-33 | Reserved | char/int/short | |
| 34 | Checksum | Bytes 4-33 total |
Data Processing Notes
Note 1 - Velocity Increment: 5ms accelerometer output processed through integer rounding and range limiting to [0,1e7), transmitting last 3 bytes.
Note 2 - Angle Increment: 5ms gyroscope output processed through integer rounding and range limiting to [0,1e7), transmitting last 3 bytes.
Electrical Interfaces
External interfaces include power, RS422 communication, and 100Mbps Ethernet via JY27496E17E42PN-H socket.
| Pin | Connection | Signal Name | Characteristics |
|---|---|---|---|
| 39,40 | External Power | PCS Power Positive | 24V |
| 41,42 | Power Ground | PCS Power Ground | Power Ground |
| 5 | 200Hz Output | IMU_TX1+ | IMU data output positive |
| 6 | 200Hz Output | IMU_TX1- | IMU data output negative |
| 9 | Synchronization | IMU_SYN+ | IMU sync signal positive |
| 10 | Synchronization | IMU_SYN- | IMU sync signal negative |
Physical Specifications
- Dimensions: 188mm * 188mm * 1215mm (±1mm, excluding connectors)
- Weight: ≤ 4.7kg
Similar Products
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
QINGDAO NAVI OPTICS TECHNOLOGY CO.,LTD
Location
Liando U Valley 25#, No.423, Juyang Rd, Huangdao District, Qingdao, 266425,China
Contact Person
Ming Ming