References

Waste-water treatment plant

Waste-water is drained through the sewer system to waste-water treatment plants.

The most common type in Czech republic are machnical-biological waste-water treatment plants.

A part of the treatment plant are other operations related with a treatment plant operation, in particular, it’s a sludge treatment and a biogas economy including congregation units.

The control system ensures, both control of individual treatment processes and a secondary operations.

A secondary task of the system is to measure amount of water, electricity and other used elements (as biogas, lime, etc.)

In most cases, the system is operated by communication with pumping stations, both raw and potable water and in case of larger agglomerations even with treatment stations which supplies water to the same water network.

The system operation may be proceed either at local operator workplace or it‘s connected to the remote water dispatching

Field instrumentation consists of, both simple sensors (pressure, liquid levels) connected to the system via/through I/O and complex analytic devices that communicate with the system by communtication protocols.