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RS232 RS485 PM2.5 gas sensor acquisition module

  • Model No.:BLET-PM25
  • Made in:Taiwan, ROC
  • Price:USD$ 65.0 ~ 65.0
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Wireless NTC Sensor

Spec

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

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 ,Central America ,Europe ,Middle East ,North America ,Oceania ,South America

Payment Details

  • Payment Terms:TT ,PayPal
  • Min. Order Quantity:1 Pieces

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