The OMRON 61F-11D is a floatless level controller designed for efficient liquid level management. As part of the 61F series, this relay unit offers low sensitivity and is ideal for automatic water supply and drainage control. It operates on 120/240 VAC and supports up to 1km cable length, making it suitable for various industrial applications. Its modular design ensures easy maintenance, while the LED action display provides clear operational status. Perfect for industries requiring reliable liquid level detection and control.