IoT sensorer larmar för svart is.

Hjojohan LoRA, LoraWAN, News

IoT sensors provides an innovative solution for frost and ice detection on the road and runway surfaces in the town of Jönköping in Sweden. We are using IoT sensors to measure the roadtemperature in combination with airtemperature and moisture to set alerts when icy or frost condition is expected. An algorithm for the estimation of the state of road surface …

Intresserad av differenstryck och temperatur i vätska och gaser ?

Hjojohan Okategoriserade

ain Features: Compatible with all LoRaWAN™ standard frequencies Pressure Range of 500Pa (or others) High Accuracy Designed for outdoor applications Long-term durable performance in harsh environment Ultra-low power Compatible with Air and other Non-conductive and Non-corrosive Media Technical Specs: Pressure Range: Standard Range of 500Pa (other ranges on request) Accuracy: ±2%Span IP65 with UV protected body Battery Operated Up to 1bar Overpressure …

Intresserad av tryck i vatten och gaser ?

Hjojohan Okategoriserade

Main Features: Compatible with all LoRaWAN™ standard frequencies Wide range of industrial applications High Accuracy Designed to meet outdoor applications Long-term durable performance in harsh environment Ultra-low power Suitable for Liquids and gases compatible with SS316 Technical Specs: Range: Selectable between -1~0, 0~0.1 to 0~1000 bar Accuracy: ±0.25 %Span IP65 with UV protected body Battery Operated With built-in temperature sensor to monitor the temperature …

Intresserad av nivå och temperatur i vätskor ?

Hjojohan LoraWAN, News

Main Features: Compatible with all LoRaWAN™ standard frequencies Wide range of industrial applications High Accuracy Designed to meet outdoor applications Long-term durable performance in harsh environment Ultra-low power Suitable for tank and storage level monitoring of liquids compatible with Stainless Steel Technical Specs: Standard Ranges: 2, 5 and 10m H2O (or customised option for any range up to 200m H2O)  Accuracy: ±0.25 %Span IP68 …

Nya kunder i januari 2019

Hjojohan Okategoriserade

Vi tackar för förtroendet och intresset för våra smarta IoT lösningar. Nya kunder Karlstad kommun Norrköpings kommun Faluns kommun, Energi och VA Borlänges kommun Halmstad kommun, VA Falköpings kommun Skara kommun, Energi Hjo kommun, Energi Helsingsborgs kommun, Smart City NSVA Nordvästra Skånes vatten och avlopp AB är ett interkommunalt bolag samägt mellan Bjuvs kommun, Båstads kommun, Helsingborgs kommun, Landskrona kommun, …

Övervaka nivåer trådlöst

Hjojohan Okategoriserade

Ultraljuds detektor, hittar avstånd till alla fast ytor upp till 10 meter. Perfekt för att övervaka nivåer i silos, brunnar och tankar This week we are Installing lowpower battery operated ultrasonic distance detectors and submersible pressure level sensor at a municipal water treatment plant. Sensors are spread over a large geographic area monitoring groundwater levels. The sensor payload values are …

Grundvattennivå

Hjojohan Okategoriserade

We bring wireless sensors to your SCADA This week we are Installing a large amount of low power battery operated submersible pressure level sensor sending data to a municipal water treatment plant. The level sensor are spread over a large geographic area monitoring groundwater levels. The sensor payload values are decoded and transferred to the SCADA system. Our lpwan payload …