STEADY PRES Electronic Variable Speed Pump Controller INSTALLATION & USE Electronic variable speed pump controller with inverter technology for single and multi-pump applications up to 2,2 Kw per pump.STEADY PRES features a technopolymer body suitable for potable water and its low-pressure losses make it suitable for use with pumps with flow rates up to 200 liters/min. Signal board (optional). The Input/Output signal board is fitted in the back of the unit and includes connections for:- RS485 Communication signal for use with multi-pump installations- Float switch (or another input signal): allows the connection to a level sensor or other switch for remote start-stop signal.- Alarm Output for remote alarm Installation - Start-up: Installation and service - are simplified by the twoquick releaseunion fittings supplied.Electrical connection: easy and safe thanks to the removable connector.Start-up: You only need to select the required operating pressure and the rated current of