Alpha Drives Control System upgrade for sewerage WWTP . The system controls the whole process from Inlet screens which are filled by 2 gravity fed sewers right throught screen conveyors, compactors, grit separator and washpactor. Simatic HMI provides for such things as:Flow meter totalizer:  Daily – Weekly – Total kWhr pulse page : Daily- Weekly – Total Trending : Flow & kW hrs Instrument Pages : Adjustment Setpoints , parameters & scalingAlarmEvent pages : alarm logs and setting of dial out numbers.

Hardware included : Siemens S7-1500 PLC , ET 200SP Profinet interface with Analog and Digital cards , Simatic HMI TP1200 Comfort , SCALANCE XB008 Industrial Ethernet Switch and G120 VSD’s.