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Elvaco offers temperature and humidity sensors, both for indoor and outdoor environments. The product line enables simple and cost-effective metering, which enables a more effective use of energy and a better real-estate climate. Sensors are available with M-Bus or Wireless M-Bus communication, as well as with or without display.  


Elsys ELT Ultrasonic - Outdoor sensor, LoRaWAN

ELT Ultrasonic is a LoRaWAN sensor with an external antenna (sold separately) for measuring in outdoor environments. It is enclosed in an IP67 box which makes it ideal for mounting in advanced places or in extreme conditions. The ELT Ultrasonic can measure analog or digital signals from an external sensor and has internal sensors for measuring distance, temperature, humidity, acceleration, and atmospheric pressure. It can easily be configured with a mobile app and the expected battery life is up to 10 years (depending on transmit interval, data rate and usage environment).


Electrical connections

Electrical characteristics

Environmental specifications

Temperature sensor, margin of error

Humidity sensor, margin of error

User interface


Wireless M-Bus

Integrated M-Bus Master

Wireless M-Bus Receiver

M-Bus slave interface


Data storage (examples)

Mobile Network

Fixed Network (Ethernet)



Connections and Interfaces


For downloads, please visit our support site at: https://support.elvaco.com

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  • Support forum

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