Page 20 - Energize October 2022

NEWS

Step-by-step digitalisation including examples and KELLER products Complete vertical integration
• Specify data recording points/measuring points for a POC (proof of concept) Available Pressure sensor or transmitter, remote
level measuring point data transmission unit, KOLIBRI Cloud
• Define a suitable pressure transmitter based on requirements such as accuracy,
compatibility of media, etc. Level sensor series 36XW for ground water levels Open interfaces for all
• Select transmission technology LoRaWAN or mobile communications Remote data components of the entire
transmission unit ADT1-Tube for LoRaWAN or ARC1-Tube for mobile communications measurement chain
Digitalisation of the pressure sensor signal
Note: Check which network coverage is available at the measuring point for the selected The pressure sensor signals are processed
technology. The measuring points selected should be as close as possible to the person and digitalised using an electronic circuit.
responsible for the system so the discrepancy can be found and remedied in the event of a This means they are converted into a
fault on site. Verification of the measured values recorded should also be performed during number (pressure) that can be retrieved
operation at the measuring location. via an interface. Other useful information
can also be taken from the pressure
• Operate measuring points with the help of a graphical representation in a cloud for a sensor in addition to pressure and
few weeks and monitor closely KOLIBRI Cloud temperature.
• Expand the measuring system (POC) with additional, possibly technically critical In many cases, too little attention
measuring points and close monitoring of any discrepancies Level measuring points, is paid, during the initial process
with poor reception or technical measuring issues considerations, to the importance of an
accurate, stable and reliable sensor. The
Status quo sensor that records the data is one of
According to this expanded concept, the entire system is to be fundamentally evaluated and the most important parts of the system
assessed with regard to whether the results correspond to expectations. because decisions are made and actions
Up until this stage, the IoT measuring system from Keller was able to be used with little taken based on this sensor.
investment. It must now be assessed whether the system is to be kept as it is and, as such,
the digitalisation project concluded, or whether a deeper integration of the system into the Remote transmission
company’s software is desired. Another important part of digitalisation is
transmission of the recorded data. Often
• Automatic data synchronisation between the measuring system and the company’s own sensors are located in places that are
cloud API software interface far away from the central collection and
evaluation point, or the sensors cannot
Note: The service providers of the company’s own software often do not know the process be connected to a local communication
of generating IoT measurement data. KELLER’s many years of experience helps here to network.
establish clear and concrete functional requirements for the measurement data it records in The Internet of Things (IoT) is a global
an external system. network that enables the exchange of

Figure 3: Step-by-step digitalisation including examples and KELLER products

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