Multisensor with Digital/Analogue Input


Elsys ELT-2 is an extremely versatile and robust LoRaWAN® sensor which is perfect for outdoor use with its IP67 rated casing.

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Elsys ELT-2 is an extremely versatile and robust LoRaWAN® sensor which is perfect for outdoor use with its IP67 rated casing. This sensor is equipped with internal temperature, humidity, accelerometer and atmoshperic pressure nodes as standard.

With the ability to be connected to a further two external sensors, the ELT-2 can measure and monitor a plethora of parameters such as soil moisture, external temperature, pulse counting, water leaks and distance to name but a few.

Available with either an internal or separate external antenna, the ELT-2 can measure both analogue and digital inputs.


  • LoRaWAN® Certified CM
  • Compatible with LoRaWAN® 1.0.3
  • Analog 0 – 10V input
  • Digital input
  • Pulse counter
  • An extra external I/O
  • Measures ambient temperature
  • Measures ambient humidity
  • Detects acceleration
  • Measures ambient atmospheric pressure
  • IP67 Classified
  • Battery-powered
  • NFC for configuration
  • Configuration over the air

Device Specifications


Weight 60 g excluding batteries / 100 g including batteries
Dimensions 94 x 59 x 35 mm
Enclosure IP67
Operating Temperature –40 to 60 °C (85 °C with external power supply)
Operating Humidity 0 to 100% RH
Battery Type 1 x 3.6V AA Lithium Battery
Expected Battery Life <10 years (Depending on configurations and environment)

Radio / Wireless:

Wireless Technology LoRaWAN® 1.0.3
Wireless Security LoRaWAN® End-to-End encryption (AES-CTR), Data Integrity Protection (AES-CMAC)
LoRaWAN Device Type Class A/C (configurable) End-device
Supported LoRaWAN Features OTAA, ABP, ADR, Adaptive Channel Setup
Link Budget 137 dB (SF7) to 151dB (SF12)
Available Frequency EU868 (others available on request)
RF Transmit Power 14 dB / 20 dB (Region specific)

Supported External Sensors

  • Direct connection to S0 outputs
  • Direct connection to Decagon moisture sensors
  • Direct connection to external temperature sensor
  • Direct connection to Ultrasonic distance sensor
  • External temperature sensor (DS18B20)
  • Switch/Button, normally open
  • Meter 10HS,EC-5, water moisture sensor
  • Water leak sensor
  • GPS, with serial output

Key documents & information

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Additional information

Weight 60 g
Dimensions 94 × 59 × 35 mm



Environmental Protection

IP67 Rated

Measurements Taken

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Power Source

AA Batteries




Internal Antenna, External Antenna

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