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BLE RS485 PM2.5 gas sensor acquisition module

Model No.
BLET-PM25
Made in
Taiwan
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    Wireless NTC Sensor

    Spec

    • Bluetooth:BLE
    • Gas:PM2.5
    • RS485:Modbus RTU
    • Serial port:RS232

    Key Features

    RS232/RS485/BLE PM2.5 PM2.5 Gas Sensor 

    Support RS232, RS485 Modbus RTU, BLE, iOS & Android

    By poll command or auto report

    Applications:
    - Home, Factory, Office automation
    - SCADA
    - RTLS
    - WSN
    - IOT

    Specifications:

    1. COM port: 9600 bps, 8 data bit, 1 stop bit, None parity
    2. Wireless: Bluetooth V4 BLE beacon, max. range 30 m
    3. RS-232: D_SUB 9-pin female (switch for RS232 or RS485)
    4. RS-485: Block terminal connector (Switch for RS232 or RS485)
    5. Tx. Power: Max. 3 dBm
    6. Rx. Sensitivity: -89 dBm typical
    7. Power Supply: 5~27VDC, 1.5AMax
    8. Current Consumption: 30 mAh max.
    9. Operation Temperature: –40 °Cto +85 °C
    10. Dimensions: 106 x 87.6 x 25 mm(Base cover); 80 x 40 x 8 mm(Upper cover)
    11. Antenna Gain: Chip antenna max. 2 dB
    12. PM2.5 gas sensor:

    - Working Current 70-140(mA)

    - Dormancy current 70mA

    - Response Time ≤90s

    - Working Humidity 15%RH-80%RH(no condensation)

    - Working Temperature -20~40℃

    - PM2.5 concentration output range 0-1000ug/m3

    - Period 1000ms±5%

    - High level output at the period start 200us(theoretical value)

    - Low level output at the period end 200us (theoretical value)

    Factory Settings for COM port and Bluetooth:

    • Baud rate: 9,600 bps
    • Data bit: 8
    • Parity: none
    • Stop bit: 1
    • Flow control: none

    Main Export Market

    AFRICA ,ASIA ,AUSTRALASIA ,C-AMERICA ,EUROPE ,MID-EAST ,N-AMERICA ,S-AMERICA

    Payment Details

    • Payment Terms:TT ,PayPal
    • Minimum Order:1 Piece(s)
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