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R312A -Wireless Emergency Button

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The R312A is an emergency button switch device that detects the closing or opening signal of the emergency button switch and sends an alarm signal to the gateway for processing. It uses the SX1276 wireless communication module.
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The R312A is an emergency button switch device that detects the closing or opening signal of the emergency button switch and sends an alarm signal to the gateway for processing. It uses the SX1276 wireless communication module.

• Wireless range of 10 km *1
• LoRaWAN™ Class A compatible
• Frequency Hopping Spread Spectrum (FHSS)
• Improved interference immunity
• Improved power management for longer battery life
• Encrypt-RF™ Security (Diffie-Hellman Key Exchange + AES-128 CBC for sensor data messages)
• 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.
• Over-the-air updates (future)
• Third-Party online wireless sensor monitoring and notification system to configure sensors, view data and set alerts via SMS text and email (optional)
• Available third-party platform: Actility/ThingPark, TTN, MyDevices/Cayenne

*1. Actual range may vary depending on environment.

*2. Battery life is determined by sensor reporting frequency and other variables

Electric

Input Power

2pcs 3.0V CR2450 button battery

Working Voltage

DC 2.4V~3V

Standby Current

13uA/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


Frequency

TX Power

19dBm±1dBm

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

Up to 10km, the actual transmission distance depends on the environment.

Data Transfer Rate

0.3kbps~50kbps

Spread Technique

LoRa/FSK

Available Frequency

EU863-870,US902-928,AU915-928,
KR920-923,AS923,CN470-510
Configured before shipment


Physical

Main Body Dimension

57mm x 35mm x 15.2mm

Weight

45g

Operating Temperature

-20℃ ~ 55℃

Environment Humidity Range

<90% RH  (No condensation)

Storage Temperature

-40℃ ~ 85℃

 

INPUT
Model


R312A

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