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Bivocom TN531 Series User Manual

High precision gnss receiver
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High Precision GNSS Receiver
TN531 Series User Guide
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  • Page 1 High Precision GNSS Receiver TN531 Series User Guide 1 / 33...

  • Page 2: Copyright

    Product specifications and information in this document are subject to change without any notice, and BIVOCOM reserves the right to improve and change this user guide at any time. Users should take full responsibility for their application of products, and Xiamen Bivocom Technologies Co., Ltd. disclaims all warranties and liability for the accurateness, completeness of the information published.

  • Page 3: About This Guide

    About This Guide Thank you for choosing Bivocom High Precision GNSS Receiver TN531 Series. Please thoroughly read this user guide before you configure and install the device. This manual is compatible with below models Model Description TN531-LF 4G GNSS Receiver...

  • Page 4: Table Of Contents

    Table of Contents Copyright ..............................2 Trademark ............................... 2 Disclaimer ..............................2 About This Guide ............................. 3 Summary of Changes ..........................3 Table of Contents .............................4 1. Introduction ..............................6 1.1 Overview ............................6 1.2 Applications ............................6 1.3 Dimensions ............................7 1.4 Specification ............................
  • Page 5 1. Basic Setting ............................27 2. Com Setting ............................27 3. Network Address ..........................29 4. Other Settings ............................ 30 Data Structure ........................32 Appendix II 5 / 33...

  • Page 6: Introduction

    1.2 Applications Unlock the potential of precision monitoring with the Bivocom TN531, the perfect solution for enhancing safety and efficiency in urban and natural settings. Typical application as below.

  • Page 7: Dimensions

    1.3 Dimensions 1.4 Specification Interface Description System CPU: Industrial 32-bit CPU Flash: 512KB SRAM: 256KB Data Storage Flash: 16MB Cellular Antenna: Built-in Interface SIM Slot: 1x Nano SIM ESD Protection 15KV Serial Interface Connector​ Terminal block, 3.5 mm female socket with lock Ports 1 ×...
  • Page 8 GLONASS: G1/G2 QZSS: L1C/A/L1C/L2C/ L5 Positioning Static Accuracy: H: 2.5mm + 1ppm | V: 5mm + 1ppm Accuracy RTK Accuracy: H: 8mm + 1ppm | V: 15mm + 1ppm Cold /Hot Start: ≤18s / ≤1s Initialization Time: <5s Initialization Reliability: >99.9% PPS Accuracy: 20ns Data Output Data Format: NMEA 0183 V4.1, RTCM3.X...

  • Page 9: Definition Of Pin And Cables

    1.5 Definition of PIN and cables 1.5.1 Definition of PIN There is 4 IN 1 Cable(Power in/out, RS232, RS485, PI) in standard package, the definition is as below. Port Definition Interface Type Function Definition VIN+ Red--Positive pole DC power input (Female) VIN- Black--Negative pole 232_RX...

  • Page 10: Power Supply Requirement

    Users can use BIVOCOM 12VDC/1.5A power adapter to supply power to the device, or directly supply power to the device with DC 9-35V power supply. When the user supplies power to the device with an external power supply, the...

  • Page 11: Mounting

    Status Description Indicator Power Power on System Blink Device is operating Online Device is online, connecting to remote server via cellular network GNSS RTCM32 data was collected 1.8 Mounting This device supports 1*Pipe thread hole, the size of Screw thread is 5/8’’-11, its robust IP68 rating guarantees durability in harsh conditions,TN531 can be installed at the top of pole body.

  • Page 12: Getting Started

    The power supply of TN531 is barrel connector(4 in 1 cable), we suggest you use the power cable in the package. Bivocom’s standard power supply is 1.5A/12VDC. If you have to use your own power supply, make sure the power range is 9-35VDC and it is stable enough(Ripple shall be less than 300mV, and Instantaneous voltage shall not larger than 35V), meanwhile, power shall over 4W.

  • Page 13: Connect Tn531 To Pc/Laptop Via Rs232

    2.2.5 Connect TN531 to PC/Laptop via RS232 Use USB-RS232 adapter(DB9 interface) to connect to the RS232 female port of TN531. For definition of RS232 serial port, please refer to item 1.5.1 respectively. 3. Configuration Tool Setting In this chapter, you’ll learn more details about how to configure the RTU via the configuration tool. 3.1 Config Tool In the previous section, after finish the TN531 installation and connect it with your laptop via RS232 female port, you may need an RS232 to USB adaptor if your laptop doesn’t support DB9 interface.

  • Page 14: Rtc Setting

    ‘Device version’, ‘Device signal’ and ‘Clear’ the syslog. After entering into configuration mode, you are able to change all the settings on tool panel, as below detailed explanations. 3.1.1 RTC Setting You can set the RTC time according to the current system time, or you can enter the time manually. 3.1.2 Channel Setting You can configure the channel storage length and hardware interface when you configure the channels.

  • Page 15: Hardware Interface

    Parameter Name Description CH storage length The size of the stored data, Unit: KB Serial port(COM0-COM2, 2 ports in total) Hardware Interface Pulse input(PI0, 1 ports in total) 3.1.3 Hardware Interface 1) Serial Port For serial port setting, there are 3 main partners to configure, ‘Channel attribute’, ‘Communication parameters’ and ‘Alarm parameters’.
  • Page 16 Parameter Name Description Collection enabled Enable or disable data acquisition Data collect time Setting acquisition time interval, from 0-65535s You can configure a time that TN531 will wait for the time you’ve Power on delay set before it sends data acquisition request to your field sensor. The accuracy of data, 0.01, 0.1, 1, 1000 to choose, and you can also set up the number you want.
  • Page 17 b) Communication parameters This is to configure the communication parameter of this channel on TN531, as well as Modbus parameter. c) Alarm 17 / 33...
  • Page 18 Parameters Description You can set a maximum value for alarm, once it Alarm upper limit value exceeds this value, RTU will send alarm message You can set a minimum value for alarm, once it Alarm lower limit value exceeds this value, RTU will send alarm message You can set a value that if the data surpass this Alarm threshold value RTU will sent alarm message...
  • Page 19 Parameter Name Description Collection enabled Enable or disable data acquisition Counting Method No, rising edge, falling edge, double edge You can configure a time that TN531 will wait for the time you’ve set before it Power on delay sends data acquisition request to your field sensor. Data Unit mm, cm, m, m3/s The accuracy of data, 0.01, 0.1, 1, 1000 to choose, and you can also set up the...

  • Page 20: Terminal Parameters

    b) Alarm Parameters Description You can set a value that if the data surpass this value Alarm threshold RTU will sent alarm message 3.1.4 Terminal Parameters Configure the com ports settings at “Com Setting” page, only the RS232-1 and RS485-0 be supported on standard TN531.

  • Page 21: Center Address

    Parameters Description 0(no log) Debug Level 1(Part of important logs export from RS232/RS485) 2(Part of important logs export from RS232/RS485) Baud Rate 300bps~115200bps Data, Stop and Parity Bit 8N1, 8O1, 8E1 Device Number The number of RTU Battery Current Unit: V 3.1.5 Center Address You can configure the data center for GNSS and other sensors’...
  • Page 22 Parameter Description Supports up to 5 data center, when choose number over Data Center Number 1, backup is invalid The protocol to report GNSS data, support TCP, SMS, Beidou Satellite, maritime satellite, PSTN, Shortwave, Main GNSS channel serial port and UDP Center Addr+Port Domain name or IP address supported 22 / 33...

  • Page 23: Other Center Setting

    3.1.6 Other Center Setting Parameter Description APN of SIM card from your local carriers Username Username of APN Password Password of APN APN Dialing Center Call center number of APN Heartbeat time, 60 seconds is suggested for Heartbeat Time TCP mode, and 31 seconds for UDP Reconnect Time Interval Waiting time for disconnection reconnection LCP Heartbeat Interval...

  • Page 24: Data Storage Setting

    Parameter Description SMS Setting Open, Close Authorized phone number to receive SMS, SMS Setting Authorized Number multi number will be separated by comma 3.1.8 Data Storage Setting 24 / 33...

  • Page 25: Modbus Rtu Protocol

    Parameter Description Delete channel Delete the storage record Expert data Export the data record 3.2 Modbus RTU Protocol Please refer to Bivocom Modbus RTU protocol instruction for more details. 25 / 33...

  • Page 26: Firmware Upgrade

    4. Firmware Upgrade 4.1 Local Upgrade Make sure the RTU TN531 is connected to your PC via RS232 cable, you can keep the device power off at this moment. 1) Click download 2) Click “Load”, and find the firmware you want to upgrade, then click download. 3) Power on the RTU, start to upgrade.

  • Page 27: Appendix Iat Commands

    Appendix I AT Commands 1. Basic Setting Configuration Item AT Command Description X: device ID Device ID AT+IDNT=x Example：AT+IDNT=12345678 Set Modbus work mode Modbus work mode AT+MBCHNNL=x X: 0 disable MODBUS 1 Network RTU Example：AT+MBCHNNL=1 Set SIM Card No. Device SIM Number AT+SIMNO=xx Xx: the max length is 19 Example：AT+SIMNO=13812345678...
  • Page 28 Baud rate AT+COMSPEEDyy=xx 1=RS232-1 2=RS485-0 xx: Baud rate Example: AT+TRANCOMSPEED01=11520 Frame Interval AT+COMFRMINTRyy=xx 1=RS232-1 2=RS485-0 xx: frame interval value Example: AT+COMFRMINTR01=30 yy： Databit, Parity, Stopbit AT+COMPARITYyy=xx 1=RS232-1 2=RS485-0 x: 8N1,8E1,8O1 Example: AT+COMPARITY01=8E1 yy : 1-10 X:command content Command Content AT+DETAILCONTyy=x Example: AT+DETAILCONT03=01 03 00 00 00 22 C5 D3...

  • Page 29: Network Address

    3. Network Address Configuration Item AT Command Description Set the number of datacenter Data Center AT+SERNUM=x x：0-5，0=disable this feature Example: AT+SERNUM=1 Set the channel communication protocol yy：01-05=center No. x：0 ftcp 1 CTCP Protocol AT+TRANMODEyy=xx 2 HTCP 3 NUDP 4 CUDP 5 HUDP Example: AT+TRANMODE01=1 yy：01-05=center No.

  • Page 30: Other Settings

    4. Other Settings Configuration Item AT Command Description xx：APN value AT+APN=xx Example: AT+APN=nbiot xx：APN username value APN Username AT+USERNAME=xx Example: AT+USERNAME=test1 xx：APN password value APN Password AT+USERPASSWORD=xx Example: AT+USERPASSWORD=testpwd Set the APN call center Call center AT+CALLNO=xx xx：call center value Example: AT+CALLNO= x：0-65535 second, 0=disable Heartbeat Interval...
  • Page 31 Type x : 0=string,1=HEX Example: AT+SELFLGNHEX=0 31 / 33...

  • Page 32: Appendix Ii Data Structure

    Appendix II Data Structure Parameter Description Example unsigned 16bit integer Example: 01 03 02 11 22 0D 34 Unsigned 16bit AB (2 byte), low byte first Note：HEX 2211 DEC 8721 unsigned 16bit integer Example: 01 03 02 11 22 0D 34 Unsigned 16bit BA (2 byte), high byte first Note: HEX 1122...
  • Page 33 DEC 287454020 Signed 32bit float Example: 01 03 02 11 22 33 44 C6 C3 Float ABCD (4 byte) Note: HEX 44332211 Float 716.532288 Signed 32bit Float Example: 01 03 02 11 22 33 44 C6 C3 Float BADC (4 byte) Note: HEX33441122 Float 0.000000 Signed 32bit Float...

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Tn531-lf

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