R313CA – Dual Input Wireless Dry Contact Sensor – Netvox
General Description
The Netvox R313CA is a wireless sensor designed to monitor two external dry contacts. It can interface with devices such as buttons, switches, sensors, relays, or magnetic contacts. Thanks to its LoRaWAN™ Class A compatible SX1276 radio module, it transmits status changes to a remote gateway. The sensor is compact, low power consumption, and suitable for industrial or home automation installations.
Targeted Applications
- Monitoring remote switches or relays
- Security and access control systems
- Event detection on industrial equipment
- Building automation and IoT installations
Highlights
- Dual input for external dry contacts
- Long-range transmission via LoRa (up to 10 km)
- Compatible with multiple IoT platforms
- Low consumption for extended battery life
- Uses an SX1276 radio module with external antenna
Technical Specifications
Characteristic |
Value |
Protocol
|
LoRaWAN Class A |
Radio module
|
SX1276 |
Food
|
2 x CR2450 (3V) |
Operating voltage
|
2.4V to 3.0V |
Standby current
|
10 µA |
Transmit/receive current
|
120 mA / 11 mA |
Battery measurement accuracy
|
±0.1V |
Reception sensitivity
|
-136 dBm (LoRa), -121 dBm (FSK) |
Transmit power
|
Up to 20 dBm depending on region |
Frequency band
|
EU863-870, US902-928, AU915-928, etc. |
Communication distance
|
Up to 10 km |
Dimensions
|
57 x 38.05 x 14 mm |
Weight
|
48.9 g |
Operating temperature
|
-20°C to +55°C |
Storage temperature
|
-40°C to +85°C |
Humidity
|
< 90% RH non-condensing |
Interfaces and Connectors
- 2 inputs for external dry contacts
- External antenna
- LoRaWAN connection
Pack Contents
- 1 x R313CA Dry Contact Sensor
- 2 x CR2450 Batteries (Installed)
- 1 x User Guide