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R718PA3-Wireless O3 Sensor

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The R718PA3 is a wireless communication device that detects O3 concentration in ambient air. The body and the O3 sensor are connected through the RS485 interface, and the detected data is transmitted to other devices through the wireless network .

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The R718PA3 is a wireless communication device that detects O3 concentration in ambient air. The body and the O3 sensor are connected through the RS485 interface, and the detected data is transmitted to other devices through the wireless network .

  • Adopt SX1276 wireless communication module       
  • DC 12V adapter power supply       
  • Main unit protection class IP65       
  • The base is equipped with a magnet that can be attached to the iron object      
  • RS485 communication       
  • Compatible with LoRaWANTM Class A           
  • Frequency hopping spread spectrum technology       
  • Configuration parameters can be configured through third-party software
  • Platforms, data can be read and alerts can be set via SMS text and email (optional)     
  • Applicable to third-party platforms: Actility / ThingPark, TTN, MyDevices / Cayenne          
 
Electric:

Power supply

DC 12V adapter power supply

Working current

55mA (external sensor)

O3 measurement range

0- 20ppm

O3 measurement method

Electrochemical sensors

O3 repeatability

≦ ± 3 % of reading (@25°C)

Detectable lower limit

<20ppb


Frequency:

TX Power

US915 20dbm;
AS923 16dbm;
AU915 20dbm;
CN470 19.15dbm;
EU868 16dbm;
KR920 14dbm;
IN865 20dbm;

Rx Sensitivity

-136dBm (LoRa,Spreading Factor=12, Bit Rate=293bps )
-121dBm (FSK,Frequency deviation=5kHz, Bit Rate=1.2kbps)

Antenna Type

Build-in antenna

Communication Range

10 km (line-of-sight, the actual transmission distance depends on the environment)

Data Transfer Rate

0.3kbps~50kbps

Modulation Method

LoRa/FSK

Available Frequency

EU863-870, US902-928, AU915-928, KR920-923, AS923,CN470-510
(Note: The frequency band is optional and needs to be configured before shipment)


Physical:

Main unit size

Main part - L: 112 mm*W: 88.19 mm*H: 32 mm
O3 Sensor - L: 110 mm*W: 85 mm*H: 44mm
O3 Sensor Waterproof (white) - D: 19.5mm*L: 30.3mm
- M12*1.5 (Screw Thread)

Ambient temperature range

-20 °C to 55°C

Main unit weight

About 160g

Ambient humidity range

<90% RH (no condense)

Storage temperature range

-40 °C ~ 85 °C