Unloading arms are used to unload liquids from tanks, trucks, railcars, and other vehicles. These are commonly used in fueling and fluid transfer applications. These are available in a variety of sizes, lengths, and designs. Most of these arms are made of aluminum, carbon steel, and low-temperature carbon steel. Some unloading arms are jacketed with PTFE to handle corrosive or high-temperature materials.
Unmanaged industrial ethernet switches are industrially hardened DIN-rail mountable device. It provides fiber optic conversion to and from wire based ethernet for long distance communications over multi-mode or single mode fiber optic cable.