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R718CT2- Wireless 2-Gang Thermocouple Sensor


This equipment is used to detect temperature of the object and medium which thermocouple is contacted.

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This equipment is used to detect temperature of the object and medium which thermocouple is contacted.

• Apply SX1276 wireless communication module
• 2 ER14505 batteries AA size in parallel (3.6V / section)
• LoRaWAN™ Class A compatible
• Thermocouple detection
• The base is attached with a magnet that can be attached to a ferromagnetic material object
• Frequency Hopping Spread Spectrum (FHSS)
• 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
• Improved power management for longer battery life


Power Supply

2x3.6V ER14505 lithium batteries

Operating Voltage

3.1v to 3.65

Standby Current


Wakeup Current


Receiving Current (max)

11mA @3.3V

Transmitting Current (max)


Battery Voltage Accuracy


Low Voltage Threshold


Temperature Measurement Range

-40°C to 125℃

Thermocouple Wire Length



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

LoRa: 0.3kbps~50kbps
FSK: 1.2kbps~300kbps


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

Supportable LoRaWAN Band


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


Host body:112mm*88.19mm*32mm

Operating Temperature Range

-20°C ~ 55°C

Storage Temperature Range

-40°C ~ 85°C

Operating Humidity Range

<90%RH (No condensation)