The FLT93 Flow Switch Series from FCI - Fluid Components International verifies chemicals or additives are being injected and ensures injection pumps and feeders continue to operate. It is suitable for flow detection of liquids and gases, and is available in several wetted materials for compatibility with almost any fluid. Dual 6A relay outputs are standard and are assignable to flow or temperature. It can be specified in either insertion or inline styles for installation in pipe or tube diameters .25 of an inch or larger. 800/854-1993; www.fluidcomponents.com