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Summary of Contents for Rion MF3 Series
- Page 1 MF307 FIBER NORTH FINDER V2.1 FIBER NORTH FINDER MF3 SERIES Technical Manual 、 1 / 12...
- Page 2 MF307 FIBER NORTH FINDER ○ Revision Time:2024-11-22 Note: Product Functions, Parameters, Appearance, Etc. Will Be Adjusted As The Technology Upgrades. Please Contact Our Pre-Sales Business To Confirm When Purchasing. Disclaimer This product is developed exclusively for commercial applications and is prohibited from being used for illegal purposes, such as military activities, research related to nuclear, chemical, or biological weapons, or any other actions that violate laws and regulations.
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Page 3: Table Of Contents
MF307 FIBER NORTH FINDER CATALOG 1. Product introduction........................... 4 2. Product composition...........................4 3. Specifications............................4 4. External plug............................5 5. Shell size..............................5 6. Installation method..........................7 7. Use the steps............................7 8. Use and maintenance Communication protocol................7 9. Command of the upper computer to the north finder..............7 10. -
Page 4: Product Introduction
MF307 FIBER NORTH FINDER 1. PRODUCT INTRODUCTION The fiber optic gyroscope north finder is mainly used for rapidly and autonomously determining the true north direction, obtaining the rotation angular velocity of the earth by tracking the fiber optic gyroscope, resolving the rotation angular velocity signal of the earth, calculating the included angle between the main axis of the gyroscope and the true north direction of the earth, and providing azimuth information for a carrier. - Page 5 MF307 FIBER NORTH FINDER 4. WIRING DEFINITION RS232 / TTL wiring definition (7-core wiring definition) PIN1 PIN2 PIN3 PIN4 PIN5 PIN6 PIN7 Line color function DC9.5~36V Signal ground RS485 wiring definition (7-core wiring definition) PIN1 PIN2 PIN3 PIN4 PIN5 PIN6 PIN7 Line color function...
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Page 6: Shell Size
MF307 FIBER NORTH FINDER 5. SHELL SIZE Shell size: L110×W80×H104mm Installation size: L98×W69×H6mm Mounting screws: 3-M5 screws 6 / 12... -
Page 7: Use The Steps
MF307 FIBER NORTH FINDER 6. INSTALLATION METHOD Facing the arrow of the gyro north finder, the left and right sides of the mounting base plate are the mounting reference planes. Align the reference planes with the mounting head and tail lines of the carrier, and fix the gyro north finder on the carrier with three M5 screws. -
Page 8: Completeness Requirements
MF307 FIBER NORTH FINDER 9. PRECAUTIONS 1) The gyro north finder shall be handled with care during transportation and installation, and impact is strictly prohibited. 2) In the process of north seeking, the carrier should be kept absolutely static, otherwise the north seeking accuracy will be affected. - Page 9 MF307 FIBER NORTH FINDER 9）Uuuu represents the value of the north finder state S, uuuu is the unsigned hexadecimal number 0xuuuu, and the meaning is as follows: 0xuuuu = B B0: reserved bit; B1: Reserved bit; B2: 1 indicates that the IMU acceleration exceeds the range, and 0 indicates that the IMU acceleration does not exceed the range;...
- Page 10 MF307 FIBER NORTH FINDER 11）Xxxx is the value of motor status m, xxxx is the unsigned hexadecimal number 0xxxxx, 0x0000 indicates that the motor is normal, and non-0 indicates that the motor is abnormal: 12）HH is a checksum representing the Xor checksum of all characters between $and *, excluding $and *;...
- Page 11 MF307 FIBER NORTH FINDER Host sends: $PWR, SAVE * < Cr > < lf > North Finder Reply: $PWR, SAVE * < Cr > < lf > 3.3 $PWR, ASK * < Cr > < lf > Query the current working mode of the power supply of the fiber optic gyroscope Host sends: $PWR, ASK * <...
- Page 12 MF307 FIBER NORTH FINDER 5.$STR,1,64,130.746431,22.650375*<cr><lf> North finding command with longitude and latitude. Send this command to find the north according to the entered longitude and latitude values. The response information of the north finder is $STR, 1, 64, 130. 746431, 22. 650375 * < Cr > < lf >. The longitude and latitude are negative values with a negative sign (-), and positive values without a sign.
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