
Levelese Inc., Denver, CO, offers its easy tank gauge sensor and display for tank level measurement. The device uses buoyancy, weighing an inert plastic chain secured below the fluid surface, determining the inverse of the liquid level, and converting it to an analog, digital, or wireless electronic signal for indication, alarming, or other applications. Features include accuracy within 0.15% of span over 0–3 ft. to 0–66 ft. ranges, no moving parts, and interfacing with common industrial signals or protocols. Accessories include Pt100, 385, DIN B RTDs, stilling wells, indicators, and display systems.