User Manual for niu models including: 2AZ6G-V50A, 2AZ6GV50A, v50a, V50A Smart Central Controller, V50A, Smart Central Controller, Central Controller, Controller
Jiangsu Niu Electric Technology Co., Ltd V50A 2AZ6G-V50A 2AZ6GV50A v50a
File Info : application/pdf, 14 Pages, 573.94KB
DocumentDocumentV50A User Manual 1. Overview 1.1. Introduction The Smart Central Controller V50A mainly consists of 4G module EC25 and STM32. The function of EC25 is communication with background system and STM32 is charge of data collection. They communicate each other by means of CAN-bus. 1.2. User Scope The ECU is applicable to NIU e-bicycle. 1 2. Mechanical properties 2.1. Mechanical Parameter 2.1.1. Shell materialWhite ABS 2.1.2. PCB thickness 1.2mm 2.1.3. Type of fixing screw black, cross recessed self-tapping screw 3. Electrical Characteristics 3.1. Diagram 2 3.1.1. Power Item Typical Range Remark Voltage 48V 36-100V Current 100mA <300mA 3 3.1.1.1. CAN BUS Circuit 3.1.2. Battery block 3.1.2.1. Charge Circuit 3.1.2.2. Parameter Item Rated volume Type Rated voltage Charge cut-off voltage Discharge cut-off voltage Max charge current Parameter 2200mAh 18650 3.7V 4.2V 3V 200mA 4 Continued discharge current 600mA 3.1.2.3. Charge Item Parameter Input voltage 5V Input current 200mA Trickle charge current 50mA Constant charge current 200mA Constant charge voltage 4.2V Protected temperature 0-45 3.2. Module Parameter 3.2.1. GPS Module 1. Band GPS/GLONASS/BeiDou/Galileo 2. Rated Voltage 3.3V 3. Impedance 50 4. Fix Time a) Cold start 40s b) Hot start 5s 3.2.2. 4G Module 5. Module EC25 LTE FDD: B2/B4/B12 WCDMA B2/B4/B5 4. Features 4.1. Function Description The ECU is the host on the vehicle, including CAN communication module, 4G communication module, GPS positioning module, ACC detection module, small battery charging module, power supply module, power management module, which can realize GPS positioning, and Network communication between servers, charge and discharge management of small batteries in the central control, vehicle attitude, acceleration detection and vehicle power management. 5 4.2. Functional Overview 4.2.1. Interact with cloud server through 4G module Receive remote cloud commands, Collect vehicle data, and send some or all of the data to the cloud when the event is triggered. 4.2.2. Remote Control Vehicle The APP can control the central locking, unlocking, arming, disarming, starting, shutting down, car searching, alarming, etc. through the cloud remote command. 4.2.3. GPS Position The ECU can be positioned through the GPS module, and obtain and upload the latitude and longitude, time, heading, positioning error, satellite data data. 4.2.4. Vehicle data transmission The ECU can control the 4G module to transmit vehicle data to the remote server through the 4G network. 4.2.5. Transaction alarm The ECU monitors the status of the vehicle in real-time in the parking state, and uploads the data in time when it is detected that the vehicle has fallen or moved. 4.2.6. Robbery data verification The ECU can upload the serial number of BMS, motor controller, central control and SIM card when the electric door is opened. The server side matches the uploaded serial number with the robbery serial number. Send a car lock order. 4.2.7. Battery removal report When the main battery is removed, the ECU uploads the battery removal 6 information. 4.2.8. Main battery sleep When the main battery is powered off, the ECU enters a low-power mode, controls the GPS, 4G module, and single-chip microcomputer to sleep to achieve the longest standby time. 4.2.9. A-GPS Automatically download ephemeris data to achieves in a few seconds. 4.2.10. CAN offline upgrade Through H2 equipment, offline upgrade. 4.2.11. FOTA speed. Over-the-air upgrade through differential packages. Achieve faster upgrade 4.2.12. Set upload template remotely The server can arbitrarily define the rules for uploading data in the central control. 4.2.13. Update any data remotely The server can remotely update any data in the central control data table. 7 5. Status and Task Descriptions 5.1. Detailed status and description Vehicle Status Descriptions 4G Module GPS CAN Poweron Motor controller Upload vehicle serial number Turn on serial number and information (MEI, telephone central control number, motor controller serial verification number, BMS serial number, central control serial number) Communicate with the motor controller, query the serial number of the motor controller once every 100ms, check with the CRC algorithm after success, enter the main program after success, communicate with the BMS and motor controller, and obtain data. Driving Real-time query data, Upload location information to Turn on display instrument the server every 5s and vehicle information every 60s Communicate with a device every 100ms (a total of 300ms is required for the instrument, motor controller, and BMS Power off After shutting down Upload vehicle status data through the faucet lock, the central control will save the mileage and report the status. Turn on 90s Save mileage, clear the status bits before of BMS and motor controller (see sending data, protocol for details) then turn off parking With parking Battery Real-time When not sending data, the 4G Turn on monitoring, reporting module enters low power vehicle status and consumption mode and exits low location power consumption mode each time data is sent. Turn on the first 4h, then upload location information every 5min, and upload vehicle information every 15min. It communicates with the BMS every 5 minutes in the first 2 hours, and every 15 minutes thereafter. Alarming When proactively Upload location information Turn on alarming, upload data every 6s quickly. Transaction Anti-theft / reminder When dumping, the data is Turn on (when the electric continuously uploaded 5 times door lock is closed, every 15 minutes. When moving, the central control is it is detected that the data is moved or dumped) uploaded once. 8 Remove Sleep the battery Lowest power Upload location information Turn on 60s Module off consumption every 15min, then close after wake operation, guarantee up, then turn the longest running off time 5.2. Data upload frequency 5.3. Communication protocol 5.3.1 In-vehicle CAN-bus communication protocol see, "Maverick Electric Communication Protocol", "Controller Command Table", "BMS Communication Protocol", "Instrument Communication Protocol" 5.3.2 For the network communication protocol, please refer to "Definition of Central Control Data Exchange" 5.4. Light effect description 9 6. Performance requirement 6.1. Humidity It can work normally when the relative humidity does not exceed 100%. The central control unit should work safely when the surface temperature is lower than the dew point, even if condensation occurs on the surface. 6.2. Salt spray Meet the relevant regulations in GB / T2423.17. 6.3. Fixed frequency vibration and sweep frequency vibration Fix the central control unit on the vibration test platform, and perform the vibration test according to the conditions specified in the table below. During the test, there shall be no loose or damaged parts. The performance is intact after the test. 6.4. Waterproof and dustproof When raining or high-pressure water washing, the construction, installation and ventilation of the central control unit shall ensure that it will not be damaged. The central control unit shall meet the protection level requirements of IP54 products in GB / T 4942.2. 6.5. Temperature insulation resistance In the dry environment, the insulation resistance of the central control unit is not less than 20M. 6.6. Constant damp heat The central control unit should be able to withstand a constant humid heat test 10 at 40 ± 2 , a relative humidity of 90% to 95% and a duration of 4 days. The appearance should be free of obvious corrosion and spots, the functions of the central control unit should be normal, the insulation resistance should not be less than 1 M, and should comply with the provisions of e, f of this chapter. 6.7. Electrostatic discharge immunity The table shall comply with the Class B classification specified in GB / T 17626.2. 6.8. Electromagnetic compatibility Meet GB / T18655-2002, GB / T17619-1998. 11 Attention Hereby, NIU declares that Smart Central Controller V50A is in compliance with the essential requirements and other relevant provisions of Directive 2014/53/EU. In accordance with Article 10(2) and Article 10(10), this product allowed to be used in all EU member states. Use the V50A in the environment with the proper temperature. Run the danger of explosion if battery is replaced by an incorrect type. Dispose of used batteries according to the instructions. 12 FCC Caution This device complies with part 15 of the FCC rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference (2) This device must accept any interference received, including interference that may cause undesired operation. Any changed or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate this equipment. FCC RF Radiation Exposure Statement: This equipment complies with FCC RF Radiation exposure limits set forth for an uncontrolled environment. This device and its antenna must not be co-located or operating in conjunction with any other antenna or transmitter. This equipment should be installed and operated with a minimum distance of 20cm between the radiator and your body. Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: -Reorient or relocate the receiving antenna. -Increase the separation between the equipment and receiver. -Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. -Consult the dealer or an experienced radio/TV technician for help. 13 Jiangsu Niu Electric Technology Co., Ltd. No.387.ChangtingRd,WEZ,Wujin,Changzhou,JiangsuProvince, China 400-6388-666 14