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BLIIoT S275 User Manual

Cellular iot m2m rtu
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Cellular IoT M2M RTU
S275
User Manual
Version: V1.1
Date: 2022-10-21
Beilai Technology Co., Ltd
Shenzhen
Website: https://www.bliiot.com

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  • Page 1 Cellular IoT M2M RTU S275 User Manual Version: V1.1 Date: 2022-10-21 Beilai Technology Co., Ltd Shenzhen Website: https://www.bliiot.com...
  • Page 2 Cellular IoT M2M RTU --- S272/S274/S275 Preface Thanks for choosing BLIIoT Cellular IoT M2M RTU. These operating instructions contain all the information you need for operation of a device in the RTU S27 family. Copyright This user manual is owned by Shenzhen Beilai Technology Co., Ltd. No one is authorized to copy, distribute or forward any part of this document without written approval of Shenzhen Beilai Technology.
  • Page 3 Cellular IoT M2M RTU --- S272/S274/S275 Content 1 Introduction ..............................6 1.1 Overview .............................6 1.2 Typically Applications ........................6 1.3 Safety Directions ..........................7 1.4 Packing List ............................8 1.5 Features ..............................8 1.6 Technical Specifications ......................... 10 1.7 Model Selection ..........................12 2 Hardware Specifications ........................13...
  • Page 4 Cellular IoT M2M RTU --- S272/S274/S275 4.6 Input Settings ........................... 27 4.6.1 DI Setting ...........................27 4.6.2 DI Alarm Settings ........................30 4.6.3 AI Setting ........................... 30 4.6.4 AI Alarm Settings ........................32 4.7 Timer Setting ............................ 33 4.8 Logic Trigger Setting ........................34 4.9 Serial Port Settings .........................
  • Page 5 Cellular IoT M2M RTU --- S272/S274/S275 7.2 BLIIoT MQTT Cloud ........................65 7.3 Other IoT Server ..........................69 8 Register ..............................70 8.1 Device Register Address ........................70 8.2 Mapping Register ..........................72 9 Upgrade ..............................74 10 Warranty Term ............................74 11 Technical Support ..........................74 Page 5 of 74 Shezhen Beilai Technology Co., Ltd...
  • Page 6 The RTU supports BLIIoT IoT RTU protocol, Modbus RTU over TCP protocol, Modbus TCP protocol, MQTT protocol, which can communicate directly with the server, cloud platform or SCADA. It is a cost...

  • Page 7: Safety Directions

    Cellular IoT M2M RTU --- S272/S274/S275 1.3 Safety Directions Safe Startup Do not use the unit when using GSM/3G/4G equipment is prohibited or might bring disturbance or danger. Interference All wireless equipment might interfere network signals of the unit and influence its performance.

  • Page 8: Packing List

    Cellular IoT M2M RTU --- S272/S274/S275 1.4 Packing List Please make sure below items are included in the package: (Pictures are for reference only) 1xRTU, Wiring terminal, 1xMini USB, 1xSMA cellular antenna, 1xPower adaptor, Wall-mounting  clip kit, DIN-Rail mounting clip kit, Product qualification certificate, Warranty card 1.5 Features...
  • Page 9 Inbuilt large capacity rechargeable backup battery, which is able to alert when external power  failure; Support TCP/UDP, MQTT, Modbus TCP, Modbus RTU over TCP, BLIIoT IoT RTU protocol and  data transparent transmission; Page 9 of 74 Shezhen Beilai Technology Co., Ltd...

  • Page 10: Technical Specifications

    Cellular IoT M2M RTU --- S272/S274/S275 Metal case with IP30 protection grade, safely isolated from inner system, especially suitable for  industrial control application. Small size: 108mmx82mmx40mm, support wall-mounting and DIN Rail mounting.  1.6 Technical Specifications Category Parameter Description Input Voltage DC 9～36V...
  • Page 11 Cellular IoT M2M RTU --- S272/S274/S275 Resolution 12Bit ±0.1% FSR @ 25 °C Accuracy ±0.3% FSR @ -10 and 60 °C ±0.5% FSR @ -40 and 75 °C Sampling Rate 200ms Input Impedance >1M ohms Resolution 16bit(0.1%RH, 0.1 °C Sampling Rate 200ms Temperature&...

  • Page 12: Model Selection

    Cellular IoT M2M RTU --- S272/S274/S275 WIN 8 and WIN 10 16 devices, Max 320 I/O data points(Bool, 16bit, 32bit, Slave Connection 64bit) Transparent Support Transmission SMS Command Support Login Package Support custom login package Heartbeat Package Support custom heartbeat package...
  • Page 13 Cellular IoT M2M RTU --- S272/S274/S275 2 Hardware Specifications 2.1 Size Page 13 of 74 Shezhen Beilai Technology Co., Ltd V1.1...

  • Page 14: Digital Input

    Cellular IoT M2M RTU --- S272/S274/S275 2.2 Interface 2.2.1 Digital Input Digital Input Function Description First channel of Digital input, support high speed pulse counting, sampling Page 14 of 74 Shezhen Beilai Technology Co., Ltd V1.1...

  • Page 15: Led Indicators

    Cellular IoT M2M RTU --- S272/S274/S275 frequency: 1MHz Second channel of Digital input, support low speed pulse counting, support used as arming and disarming input Third channel of Digital input, support low speed pulse counting Fourth channel of Digital input, support low speed pulse counting...

  • Page 16: Digital Output

    Cellular IoT M2M RTU --- S272/S274/S275 Disarmed Data communication via RS485 serial Flickering Transmit via port serial port No data Data communication via RS485 serial Receive via Flickering port serial port No data 2.2.3 Digital Output Digital Output Functions Description...
  • Page 17 Cellular IoT M2M RTU --- S272/S274/S275 Note: According to the output type of the transmitter(mA or V), switch the DIP switch of the corresponding channel to the corresponding position on the device. Analog Input Functions Description First channel of Analog input positive interface...

  • Page 18: Sim Card Slot

    Cellular IoT M2M RTU --- S272/S274/S275 Functions Description VIN+ 9-36V Power input positive VIN- 9-36V Power input negative VOUT+ 9-36V Output positive VOUT- 9-36V Output negative Device shutdown Device startup Switch to SET to enter configuration mode when configuring When configuring is complete, switch to RUN to enter the running mode.

  • Page 19: Din Rail Mounting

    Cellular IoT M2M RTU --- S272/S274/S275 3.2 DIN Rail mounting 4 Configuration 4.1 Preparation before configuration Please follow the steps 1) Insert the SIM Card; 2) The device must be configured in [SET] mode, switch to [SET] before configuration; 3) Connect the device to an external power and power on, switch the power switch to ON.

  • Page 20: Install Usb Driver

    Cellular IoT M2M RTU --- S272/S274/S275 4) Connect the RTU to PC by USB cable, and install the USB Driver to the computer; 5) Open configuration software, choose the correct COM port and fill in the password(Default: 1234), select Normal SIM card mode to enter configuration software;...
  • Page 21 Cellular IoT M2M RTU --- S272/S274/S275 4.1.2 Check COM Port Choose the correct "COM port" when entering configuration software. 4.1.3 Login Configuration Software Choose the correct port, then fill in the password to login configuration software The login password is 1234 Click "Read"...

  • Page 22: Basic Settings

    Cellular IoT M2M RTU --- S272/S274/S275 4.2 Basic Settings Modify password Default Item Description Old password Enter the old password Empty New password Enter the new password Empty Page 22 of 74 Shezhen Beilai Technology Co., Ltd V1.1...
  • Page 23 Cellular IoT M2M RTU --- S272/S274/S275 Confirm password Confirm the password Empty Modify password Password modification takes effect Synchronous machine time Item Description Default Time Current time on device Time zone Current time zone on computer Write the RTU time...
  • Page 24 Cellular IoT M2M RTU --- S272/S274/S275 information in the alarm value/status to the alarm text message. 4.3 Alarm Numbers Settings When device connect to cloud platform, it may be frequently offline due to sending text message, receiving text message and dialing. We don't suggest you use SMS alarm if RTU need to be connected to cloud platform.

  • Page 25: Digital Output Settings

    Cellular IoT M2M RTU --- S272/S274/S275 failed three times. Text message will be sent when relay state Relay switch Uncheck changes Text message will be sent when Modbus slave Slave alarm Uncheck alarm occurs Text message will be sent when Modbus slave...

  • Page 26: Access Control Settings

    Cellular IoT M2M RTU --- S272/S274/S275 Switch ON/OFF: The relay is used as a  switch, it can be used as a normal timing event, linkage event, and SMS control. Custom setting channel name, in order to identify it Empty Channel name in text message.

  • Page 27: Input Settings

    Cellular IoT M2M RTU --- S272/S274/S275 Access Control Item Description Default User No.0-No.9 Authorized mobile number Uncheck Start time Mobile number call-in permission start time End time Mobile number call-in permission end time Always You can call in to open the door at any time Uncheck 4.6 Input Settings...
  • Page 28 Cellular IoT M2M RTU --- S272/S274/S275 Select the corresponding input type according to the detector. DI setting Item Description Default Disable: Digital input of this channel unable to  NO: The normal state of the digital input is  normally open, and the normally closed state is an abnormal event.
  • Page 29 Cellular IoT M2M RTU --- S272/S274/S275 alarm restored When DI input type set as "Change", the text Empty Change SMS message you entered here will be sent once the alarm occurs Current status Current state of digital input Under the arm or 24-hour state, when alarm...
  • Page 30 Cellular IoT M2M RTU --- S272/S274/S275 4.6.2 DI Alarm Settings When device connect to cloud platform, it may be frequently offline due to sending text message, receiving text message and dialing. Users can authorize a certain person to receive alarm 4.6.3 AI Setting...
  • Page 31 Cellular IoT M2M RTU --- S272/S274/S275 2) The input type you choose in the configuration software should be the same as the DIP switch 3) For information on measuring ranges, please refer to transmitter specification The device features 1 temperature & humidity sensor input for monitoring onsite environment, the sensor model is AM230x/AM240x, temperatures range from -40°C to 80°C, with a 0.5°C accuracy,...
  • Page 32 Cellular IoT M2M RTU --- S272/S274/S275 Minimum The minimum measuring range of the sensor Empty Refer to the current real value, such as the Current value pressure is xxxPa, or the temperature is xxx°C and other specific values. When the current value exceeds the upper limit of...

  • Page 33: Timer Setting

    Cellular IoT M2M RTU --- S272/S274/S275 4.7 Timer Setting The device is able to perform certain actions automatically at a preset time, which can effectively reduce human participation and greatly improve efficiency. For example, turn on the water pump regularly, discharge sewage regularly, start the exhaust fan regularly, switch equipment on and off at regular intervals, and so on.
  • Page 34 Cellular IoT M2M RTU --- S272/S274/S275 Periodic Timer Item Description Default Periodically auto When GPRS/3G/4G data transmission protocol is upload GPRS BLIIoT IoT RTU Protocol, enable periodically auto data upload is the default. Unit: Minute 1-10 Represents timers 1-10 Uncheck...

  • Page 35: Serial Port Settings

    Cellular IoT M2M RTU --- S272/S274/S275 Logic trigger Item Description Default Including “Arm”, “DIx trigger”, “DIx recovery”, “DIx alarm of pulse interval”, “DIx alarm of total number of pulse”, “AIx high alarm”, “AIx low alarm”, “AIx Event recovery”, “Temperature high alarm”, “Temperature low alarm”, “Temperature recovery”, “Humidity high...
  • Page 36 Cellular IoT M2M RTU --- S272/S274/S275 As Modbus master, S275 can be used to connect to expansion I/O module or read data from instruments, PLC and other devices; As Modbus slave, S275 can be connected to HMI, PLC, and DSC for local data communication;...
  • Page 37 There is a one-to-one correspondence between the address of the slave register and the address of the mapping register in this device, which is the list of mapping registers. S275 can connect various slaves via serial port, and it supports up to 16 slave, expansion I/O module can be connected to the device.
  • Page 38 Cellular IoT M2M RTU --- S272/S274/S275 Add slave Item Description Default Slave address Slave address range: 0-247 Empty Data type Boolean, 16 bit, 32bit, 64bit Boolean Function code 01, 02, 03, 04, 15, 16 Empty Register start Register start address for reading and writing slave...
  • Page 39 Cellular IoT M2M RTU --- S272/S274/S275 Edit slave Item Description Default Address The device mapping address corresponding to the mapping slave register "Channel name + Alarm content" include in the text Channel name message sent to authorized number when alarm/recovery Boolean ...
  • Page 40 Cellular IoT M2M RTU --- S272/S274/S275 will be sent to the authorized number When the high limit alarm occurs, "channel name" + High alarm SMS this SMS content will be sent to the authorized Empty content number. When the low limit alarm occurs, "channel name" +...

  • Page 41: Network Settings

    [Mapping Register] page to view The current value of the slave. 4.11 Network Settings If you want to use BLIIoT platform, please contact BLIIoT sales person to get Login message/Client Note: 1, The device must be configured in [SET] mode, switch to [SET] before power ON the device;...
  • Page 42 Cellular IoT M2M RTU --- S272/S274/S275 Device serial number issued by BLIIoT Pay for cloud Login message services (Contact sales to get the serial number) Login ACK System default message Logout System default message Heartbeat System default message Heartbeat ACK...
  • Page 43 Cellular IoT M2M RTU --- S272/S274/S275 The topic when the device subscribes to the Automatically Subscribe topic information /+ generate The topic when the device publishes Automatically Publish topic information generate Device serial number issued by Pay for cloud MQTT Client ID...

  • Page 44: Export Configuration File

    Cellular IoT M2M RTU --- S272/S274/S275 Historical Record Default Item Description Total All records Read all Read all records in the device Check Read record from Customize filtering of records Uncheck Clear Clear the screen Empty Read Read historical records...

  • Page 45: Import Configuration File

    Cellular IoT M2M RTU --- S272/S274/S275 4.13.2 Import Configuration File Click Import Configuration File button at the top left of the page and select the file to load 4.14.3 Factory Reset Reset device through the factory reset button in configuration software.
  • Page 46 Cellular IoT M2M RTU --- S272/S274/S275 2) Arm/Disarm Event SMS Command Return SMS Content Password+AA Armed Disarm Password+BB Disarmed 3) Set RTU Time Event SMS Command Return SMS Content Password+Dxxxx-xx-xxTxx: xx: xxWxx For example: xxxx(Y)XX(M)XX(D)xx( 1234D2015-05-22T15:20:30W01 Setting H)X(M)xx(W) W01 stands for Monday, W07 stands...
  • Page 47 Cellular IoT M2M RTU --- S272/S274/S275 Return all authorized Query Password＋B user numbers Return all authorized Delete Password＋B＋series number user numbers Example: "1234B0S201505231230E201605231230", where "201505231230" represents the year, month, day, hour and minute respectively. 7) Set Daily Report Time Event...
  • Page 48 Cellular IoT M2M RTU --- S272/S274/S275 【Normal/Higher/Lower】 ---- You can query the value of multiple channels by enter several channel number 10) Control Relay Event SMS Command Return SMS Content Setting Password+DO+channel number+T DOx:xxxx Query Password+DO+channel number DOx:xxxx Name Delete...

  • Page 49: Communication Protocols

    Channel number is 0~3, corresponding to DI0~3 pulse counter 6 Communication Protocols S275 can be connected to servers, SCADA or cloud platform via GPRS/3G/4G. Make sure mobile phone communication is normal 1, The device must be configured in [SET] mode, switch DIP switch on device to [SET] first, then power ON the device.
  • Page 50 Cellular IoT M2M RTU --- S272/S274/S275 3, Check arm automatically when power on 4, Click the "Save" button to saving parameters in device 5, On alarm numbers page, enter the mobile phone number used to receive the alarm, and then...
  • Page 51 Cellular IoT M2M RTU --- S272/S274/S275 receive the alarm should receive message notify the device is turned on. Unplug the external power supply of the device, the number used to receive the alarm should receive message notify the external power lost. Then re-connect the external power supply to the device, then the mobile phone number used to receive the alarm should receive message notify the external power recovery.
  • Page 52 Cellular IoT M2M RTU --- S272/S274/S275 02H means 4 DO status, high 4 byte invalid, low 4 Byte converter Binary as below DO3(bit3) DO2(bit2) DO1(bit1) DO0(bit0) Returning Data Open Open Close Open Device current relay status: DO0,DO2,DO3 = Open, DO1= Close...
  • Page 53 Cellular IoT M2M RTU --- S272/S274/S275 (H: HEX) Device Address 01H Device, according to the data Master send Function Code Write single holding coil type, function code 05 DO Register 00 00H Range: 0000H-0003H, stands for DO0-DO3 Address This value: FF 00H or 00 00H, FF 00H= Already actived...
  • Page 54 Cellular IoT M2M RTU --- S272/S274/S275 (H: HEX) Device Address 01H Device, according to setting address Function Code Write multi holding coil DO Register start Range: 0000H-0003H, stands for DO0-DO3 00 00H address Active Relay Qty 00 04H Qty: 0-4, stands for how many relays already actived...
  • Page 55 Cellular IoT M2M RTU --- S272/S274/S275 0FH converter to binary 1111 1111 from high to low byte, stands for DIN7-DIN0 status DIN6 DIN5 DIN4 DIN3 DIN2 DIN1 DIN0 Returning (bit7 (bit6) (bit5) (bit4) (bit3) (bit2) (bit1) (bit0) Data Close Close Close Close Close Close Close Close...
  • Page 56 Cellular IoT M2M RTU --- S272/S274/S275 Read Register Read qty of input register, read AIN0 to DIN0 count value address, 00 1CH total 28 register, 0000H to 0001BH. 16CRC Verify F1 C3H CRC0 CRC1 low byte in front, high byte in behind...
  • Page 57 Cellular IoT M2M RTU --- S272/S274/S275 device temperature, humidity, external power voltage, DIN0 count value, then: Server send: 01 04 00 00 00 1C F1 C3 01H= Device address; 04H= Read input register value; 00 00H AIN0= Starting address; 00 1CH= Serial reading 28 input register value;...
  • Page 58 Cellular IoT M2M RTU --- S272/S274/S275 Refer to chapter 4.10.1 Slave Mapping List 3) Shut down and restart the device The device will running according to the configuration parameters. Note: After adding slave information, the device must be shut down and restart.
  • Page 59 Cellular IoT M2M RTU --- S272/S274/S275 Address Value Eg: Read 10 value, high 10 byte address value looked as invalid 16CRC Verify 5D 0CH CRC0 CRC1 low byte in front, high byte in behind Example: Read 10 mapping Boolean value starting from address 64, then: Server send: 01 01 00 40 00 0A BD D9 01H= Device address;...
  • Page 60 Cellular IoT M2M RTU --- S272/S274/S275 Boolean 00 40H Range: 0040H-007FH Register Address This value: FF 00H or 00 00H, FF 00H= Write 1, 00 Writing Value FF 00H 00H= Write 0 16CRC Verify 8D EEH CRC0 CRC1 low byte in front, high byte in behind...
  • Page 61 Cellular IoT M2M RTU --- S272/S274/S275 Data Bytes One address can read 2 bytes. Range N= Returning bytes, sample data 56 points: Mapping 20000 20001 20002 20003 20004 Address Receive Data 00 14H 00 1EH 00 28H 00 32H 00 14 00 1E 00...
  • Page 62 Cellular IoT M2M RTU --- S272/S274/S275 Function Code Write single holding register Mapping Address range: 4E20H-501CH, mapping data type address 4E 20H Register Address range, address refer to chapter 8.2 Mapping Register Writing Data 00 64H Sample data writing value is decimal 100...
  • Page 63 Cellular IoT M2M RTU --- S272/S274/S275 2) Add data points BLIIoT cloud(Data point identification REGXXX refer to chapter 8.1 Device Register Address) Page 63 of 74 Shezhen Beilai Technology Co., Ltd V1.1...
  • Page 64 Cellular IoT M2M RTU --- S272/S274/S275 Slave address: S27X ID  Function code: Select the corresponding function code according to the slave type(Refer to  chapter 8.2 Mapping Register) Bias: The register address of S27X needs to plus 1, such as address 0 bias item enter 1 ...
  • Page 65 There are three kinds of identities in the MQTT protocol: Publisher (Publish), Broker (Broker) (server), and Subscriber (Subscribe). Among them, the publisher and subscriber are both clients, the broker is server, and the message publisher can also be a subscriber. Take S27X connected to BLIIoT cloud 2.0 platform as an example:...
  • Page 66 Cellular IoT M2M RTU --- S272/S274/S275 Add data points on BLIIoT cloud Page 66 of 74 Shezhen Beilai Technology Co., Ltd V1.1...
  • Page 67 Cellular IoT M2M RTU --- S272/S274/S275 Read and write identification setting, slave identification unified as REG plus mapping register address, refer to chapter 8.2 Mapping Register  Payload data format of device publish message Publish Topic: MQTT client ID "sensorDatas": [ "flag":"DI1",...
  • Page 68 (Need to enable MQTT data retransmission function in the configuration software)  Payload data format in device subscription message (The topic of the BLIIoT 2.0 platform downstream publish message is called "device serial number/sensor ID", so the device subscribe topic needs to add the wildcard "/+"...
  • Page 69 Cellular IoT M2M RTU --- S272/S274/S275 //Read and write flag: The character is "flag", followed by "MQTT identification of data points" //Downstream packet identification of the platform: The character is "down", followed by "down", which means that this is the downlink data of the platform.
  • Page 70 Cellular IoT M2M RTU --- S272/S274/S275 8 Register 8.1 Device Register Address 1) Read and Write, Holding Coil (Function Code 01, Function Code 05, Function Code 15) Register Address Definition Data Type Description Hexadecimal Decimal Bool Bool 1: Relay close ...
  • Page 71 Cellular IoT M2M RTU --- S272/S274/S275 Bool Short circuit: Logic 1 Open circuit: Logic 0 Bool Bool Wet contact  Bool 0-0.5V: Logic 1 Bool 3-30V: Logic 0 Bool Bool 3) Read, Input Register (Function Code 04: Read Input Register)
  • Page 72 Cellular IoT M2M RTU --- S272/S274/S275 5A(bit0) 90(bit0) DI0 count clear Bool Write 1 to clear DI0 count 5A(bit1) 90(bit1) DI1 count clear Bool Write 1 to clear DI1 count 5A(bit2) 90(bit2) DI2 count clear Bool Write 1 to clear DI2 count...
  • Page 73 Cellular IoT M2M RTU --- S272/S274/S275 Hexadecimal Decimal 4E 20 20000 16bit data 20000 According to mapping rules set via configuration 4E 21 20001 16bit data 20001 Sort AB, its software, this address will 20002 4E 22 16bit data 20002...

  • Page 74: Warranty Term

    1) User is able to replacing the communication module inside the device to upgrade the device from GSM network to 3G network, or from 3G network to 4G network. 2) Firmware of this device can be upgraded through USB, please contact BLIIoT sales person if you need to upgrade the firmware.

This manual is also suitable for:

S274S272

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