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R313B-Wireless Light Sensor

   

The R313B uses a photosensor. The output current of the photosensor changes in the same direction as the ambient light intensity changes. By detecting the change in the input level value, the corresponding illumination intensity is detected.

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The R313B uses a photosensor. The output current of the photosensor changes in the same direction as the ambient light intensity changes. By detecting the change in the input level value, the corresponding illumination intensity is detected.

● 2 sections of 3V CR2450 button battery power supply
● The SX1276 wireless communication module is used
● LoRaWAN Class A compatible
● Frequency Hopping Spread Spectrum (FHSS)
● Configuration parameters can be configured via a third-party software platform, 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
● Improved power management for longer battery life
● Battery Life*2:
Please refer to web:
http://www.netvox.com.tw/electric/electric_calc.html
At this website, users can find battery life time for varier models at different configurations.

Electric:

Input Power

2pcs 3.0V CR2450 button battery

Working Voltage

DC 2.4V～3V

Standby Current

12uA/3.0V

Transmitting Current (max)

120mA/3.0V

Receiving Current (max)

11mA @3.0V

Low Voltage Threshold

2.4V

Battery Voltage Measurement Accuracy

±0.1V

Detecting Illumination Range

1～3000LUX

Frequency:

Frequency Range

863MHz-928MHz 470MHz-510MHz

TX Power

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

Receiving Sensitivity

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

Antenna Type

Built-in antenna

Communication Distance

Up to 10 km
(visible linear obstacle-free transmission distance , actual transmission distance depends on the environment )

Data Transfer Rate

0.3kbps～50kbps

Modulation

LoRa/FSK (Note: You can choose one of them)

Supportable LoRaWAN Band

EU863-870,US902-928,AU915-928,KR920-923,AS923-1,AS923-2,AS923-3,
IN865-867,CN470-510

(Note: The frequency band is optional and needs to be configured before shipment)


Physical:

Main Body Dimension

57mm x 38.05mm x 15.2mm

Weight

About 45g

Operating Temperature

-20℃ ～ 55℃

Environment Humidity Range

<90% RH (No condensation)

Storage Temperature

-40℃ ～ 85℃