If the existing gradient of the sewer is not sufficient to direct the sewage directly to the sewage treatment plant, a sewage pumping station must be used as a pressure booster. This was automated by PM-Technik GmbH with INSEVIS. The familiar programming method with the Siemens tools TIA-Portal or S7-Classic, the easy-to-create visualization and the excellent price/performance ratio of the INSEVIS products immediately convinced those responsible at PM-Technik. The S7 PLC is connected to the PM remote control coupler, which reads the data from the INSEVIS and sends it to a higher-level control system. The control system reads the data via OPC, archives it, displays it and, in the event of a fault message, also alerts via voice output - high-tech in the pit...