Knowledge is power. This is also true for the use of control systems in industrial and building technology. To have the necessary knowledge at any time, ways and means to obtain field-level data must be applied. In the HOOC platform, field-level data is harmonised and the Grafana plug-in offers a first-class monitoring system. Grafana is a powerful and open platform for analytics and monitoring in the field of IoT. With user-friendly web access, illustration of trend data and exports to CSV or JSON files, you gain reliable and valuable monitoring tools.