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3.5 Inch Display Terminal

Display sensor data in real time
The connected RS485 sensor data can be displayed in real time.
Data can be reported to the gateway
The data measured by the RS485 sensor can be reported to the gateway through LoRa.
Record historical data
Data can be recorded and graphed.
Automatic recognition sensor
Sensors connected via the RS485 interface are automatically recognized.

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  • 产品描述
  • Product Description
  • Roduct Parameters
  • Specifications
  • Instructions For Use

  • Display sensor data in real time
    The connected RS485 sensor data can be displayed in real time.
    Data can be reported to the gateway
    The data measured by the RS485 sensor can be reported to the gateway through LoRa.
    Record historical data
    Data can be recorded and graphed.
    Automatic recognition sensor
    Sensors connected via the RS485 interface are automatically recognized.

  •    This product is a display terminal that integrates various functions such as displaying, recording, and reporting data. The product adopts a 3.5-inch touchable LCD screen with high brightness and wide viewing angle, with clear display and simple operation.

  • Interface And Button Description

              (1) Power interface - DC12V power connection

              (2) USB interface - TYPE-C wiring access

              (3) RS485 interface - RS485 device access

              (4) LoRa interface - LoRa antenna access

              (5) Factory button - button to make the device enter factory mode

              (6) Power on/off button - long press for 3S to power on/off, short press to turn on/off the screen

    Hardware parameters

    Hardware

    Parameters

    Display

    3.5 inch LCD screen

    Button

    1 on/off button, 1 factory button

    External Interface

    1 USB serial port, 1 power port, 1 RS485, 1 LoRa port

    Device Interface Description

             (1) Main interface

              

             (2) Historical data graph interface

              

    Product Size And View Description

  • hardware parameter
    Master CPU ESP32 dual-core processor, supports up to 240MHz clock frequency.
    memory ROM+SRAM configuration: 448KB+520KB.
    model HYL5L12
    supply voltage DC12V
    operating temperature -10℃~60℃ 
    working current <12V@100mA
    Working humidity  5%~80%RH
    resolution 320x480
    RS485 interface Docking sensor protocol
    weight 355g

     

     

  • Instructions For Use
     
      Application Operating Instructions

                1、The sensor is connected to the display screen through RS485, and the display screen automatically recognizes the sensor and displays the sensor data

                2、The 3.5-inch display screen only displays real-time data, records historical data and gives graphs

                3、The LoRa function is used to report data to the gateway.

                4、There is a one-to-one correspondence between the display screen and the sensor. Only one sensor can be connected at the same time.

                

      Instructions For Use

                1、The device can be used after installation according to the interface instructions

                2、Press and hold the on/off button for 3 seconds to turn on the device

                3、The main interface of the device displays the real-time data measured by the access sensor and the current connection status of the sensor

                4、Swipe the screen to the left to view the historical data graph, and swipe to the right to return to the main interface

                5、Double-click the time in the upper left corner to enter the time setting interface. After the setting is completed, press the OK button to save and exit the time setting interface. Press the cancel button to directly exit the time setting interface.

     

    Protocol Description
      LoRa Protocol

                If you need to connect to the LoRa protocol, please contact our technical team

      MODBUS Protocol

                For details, please refer to the sensor protocol that needs to be connected.

    Disclaimer OF Warranties

                The company reserves the right to change this specification and update the product. The specification and product may be updated without prior notice without affecting the product quality and user usage. We are not responsible for any direct, indirect, intentional or unintentional damage and hidden dangers caused by improper use and out-of-specification use.

     

     

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