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Summary of Contents for nanoradar MR76
- Page 1 MR76 77GHz MMW Radar User Manual MR76 77GHz MMW Radar User Manual 湖南纳雷科技有限公司 Hunan Nanoradar Science and Technology Co.,Ltd. MR76(v1.1)2020-3-10 Hunan Nanoradar Science and Technology Co., Ltd...
- Page 2 Please read this manual carefully before using this product. Once used, it is deemed to have recognized and accepted the content of this manual. Please strictly follow the manual to install and use the product. Any improper use may cause damage or injury, and Nanoradar would not bear the corresponding loss and liability.
- Page 3 MR76 77GHz MMW Radar User Manual Version history Date Version Version description The 1 version of user manual on MR76 2018-11-20 Content add and revise 2020-3-10 MR76(v1.1)2020-3-10 Hunan Nanoradar Science and Technology Co., Ltd...
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Page 4: Table Of Contents
MR76 77GHz MMW Radar User Manual CONTENT 1. Introduction....................................5 1.1 Features....................................5 1.2 Application examples................................5 1.3 Radar principle..................................6 1.4 Radar FOV....................................6 1.5 Technical Parameter................................7 2. Radar Connection..................................8 2.3.1 Mounting on Vehicle................................8 a. Thickness：..................................... 12 b. Spraying....................................12 c. -
Page 5: Introduction
1.2 Application examples The MR76 77GHz millimeter wave radar is suitable for applications such as special vehicles collision avoidance and automotive forward collision avoidance. Other atypical applications are as follows: A. Distance Monitoring/Warning: Distance monitoring with warning message if the distance to the preceding object is too close. -
Page 6: Radar Principle
1.4 Radar FOV The MR76 77GHz millimeter wave radar is a mid-range radar. It can detect target distance, velocity and position information by receiving radar reflections. Its FoV can reach ±45° in the close range and ±9° in the medium range. -
Page 7: Technical Parameter
MR76 77GHz MMW Radar User Manual Figure2 MR76 FoV 1.5 Technical Parameter Table 1 MR76 Technical Parameter Measuring performance to natural targets (non-reflector targets) Modulation FMCW 0.20~170m@±4°，0.20~120m@±9°(Mid range mode) Distance Range 0.20~70m@±9°，0.20 - 40m@45° (short range mode) Distance Resolution spot target, none tracking 0.68m，ability to separate targets and objects 1.5…2 x resolution... -
Page 8: Radar Connection
MR76 support CAN bus Connection 2.2 Configuration and Startup/Shutdown/Failure Behavior When the MR76 is connected to the bus or PC through the CAN protocol or serial port, please refer to the "MR76 77GHz Millimeter Wave Radar Protocol Manual" for related protocols. - Page 9 Figure 4 Radar horizontal installation instruction 3.2 Radar direction description The beam width of the MR76 antenna is horizontal 90° (short distance), 8° (middle distance), and elevation angle 14°. The direction is as follows: MR76(v1.1)2020-3-10 Hunan Nanoradar Science and Technology Co., Ltd...
- Page 10 MR76 77GHz MMW Radar User Manual Radial direction Lateral direction Figure 5 Radar direction description 3.3 Radar sensor installation principles: a. Keep as far as possible from the vehicle signal antenna b. Keep away from the frequent starting position of large power equipment c.
- Page 11 MR76 77GHz MMW Radar User Manual In addition, when installing the MR76 77GHz millimeter wave radar, you should also pay attention to the following: a. When installing the radar sensor, make sure there are no ice particles or water mist on the surface of the radome.
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Page 12: Thickness
MR76 77GHz MMW Radar User Manual PMMA ~3-4TBC b. Thickness： Table3 Influence of different material bumper thickness on radar Material Optimum Optimum Optimum Optimum Attenuation Applicabilit thickness thickness thickness 3(mm) thickness (77GHz) 1(mm) 2(mm) 4(mm) 1.28 2.55 3.38 5.10 0.10 Excellent 1.19... -
Page 13: Electrical Conditions
4. Electrical Conditions 4.1 Cable Connection The MR76 connecting cable is with a length of 3 meters, including the positive and negative pole of the power supply, the CAN high and the CAN low. The MR76 radar needs to be powered by battery or other equipment. The power supply line requires a 10A wire. -
Page 14: Can Interface
0～3.3V DC 4.3 Test and Use Nanoradar Provide NSM_77 Tools test software to acquire the target information with visual and direct data. This tool can help the user understand or evaluate the performance of the radar sensor. Download the NSM_77 Tools installation package, user manual, and USBCAN box driver from Nanoradar official website: http://www.nanoradar.cn/. - Page 15 CANBUS connection and test diagram Note: The test needs to use the USBCAN adapter shown in the figure below to communicate with the MR76. Nanoradar NSM_77 Tools does not support other types of USBCAN adapters. The shipping list does not include the USBCAN adapter by default.
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Page 16: Influence On Human Health
Figure 9 4) Start the test. If MR76 radar antenna face is facing the moving target, or the radar sensor has a slight motion relative to the target, you can view the red triangle of the target indication on the UI interface and display the target distance R. - Page 17 MR76 77GHz MMW Radar User Manual negative influence on persons. 5.1 Electrostatic protection measures It is necessary to fully perform static protection work during the process of radar transportation, storage, work and pick-and-place. When dealing with independent radar equipment, users must pay attention to below advice: when the radar is taken out of the sealed anti-static packaging, it is necessary to start electrostatic protection work;...
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Page 18: Technical Parameter
MR76 77GHz MMW Radar User Manual 6. Technical Parameter Customers can upgrade the firmware version , parameter configuration functions will be developed later. The Object mode can output the tracking target, and the existing version supports up to 64 targets. -
Page 19: Cable Connection
The MR76 cable configuration and definition are as follows: The MR76 does not support the polarity reversal of the power supply. Any consequences arising from the reverse connection, it should be at the customer's expense. The MR76 meet the test requirements of ISO 16750-2. -
Page 20: Interfaces
MR76 77GHz MMW Radar User Manual 7.2 Pin definition Figure 12 Radar connection illustration Table 6 MR76 Pin out definition Pin No. Definition Description Cable color 8-32V DC Power Supply Brown Not available Not available Not available Not available Ground... -
Page 21: Input Signals- Possible Dynamic Parameters
MR76 77GHz MMW Radar User Manual the underlying protocol. 8.2 CAN bus features: (1) There is no master-slave relationship in data communication. Any node can initiate data communication to any other node(s). The order of communication is determined by the priority order of each node information. -
Page 22: Notes On Safety And Risks
The person or owner responsible for the device must ensure that all operators understand and observe these safety notes. If the MR76 is part of a system, the system manufacturer is responsible for ensuring that the safety-related aspects are heeded, e.g. the operating manual, labeling and instructions. -
Page 23: Common Faults And Solutions
He must be familiar with the locally applicable accident prevention regulations. He is to notify NANORADAR as soon as a device or the equipment displays any safety defects. The owner is responsible and has to confirm that the owner (customer, end customer and end user) will add resp. - Page 24 MR76 77GHz MMW Radar User Manual Hunan Nanoradar Science and Technology Co., Ltd. Tel.： 0731-88939916 B7 Lugu Compark, No.27 E-Mail：sales@nanoradar.cn Wenxuan Rd. Hi-tech District, Changsha, URL： www.nanoradar.cn Hunan, China. MR76(v1.1)2020-3-10 Hunan Nanoradar Science and Technology Co., Ltd...
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