The remote water pumping stations and other objects without the ability to transmit data via Ethernet or another network can be monitored and controlled via GSM/GPRS modems. These are independent devices that can be used to identify basic functions by using a simple program. The SIM card is inserted and the device can send SMS messages to a specified subscriber under certain conditions. The recipient can in turn send SMS with certain commands described above and activate it. Modem outputs by activating devices. The more expensive modems can monitor the analogue level and send SMS at a certain level. It is possible to get all analogue values ​​in one SMS. If you need constant data acquisition on your computer, you can use a modem with GPRS functionality, it periodically sends information to a specified server on the Internet (either free of charge by WAGO or specified by the client). There is also a mobile version with GPS capability and is protected from exposure to the environment.