Model 1800 in-line flow switch features all-plastic components made of PVC, an O-ring of Viton "A," and a return spring of 316 stainless steel. Process connections are standard with 1-inch slip ports and optional adapters available in 3/4 and 1/2 inch slip as well as 3/4 and 1/2 inch NPT. The unit operates by a positive displacement principle. A shuttle housing a magnet is displaced by the liquid's flow or no flow to actuate a hermetically sealed reed switch encapsulated within the stem.
Thomas Products Ltd., Flow Switch Div., 987 West St., Southington, CT 06489, FAX (860) 621-1470.
Festo's BionicKangaroo combines pneumatic and electrical drive technology, plus very precise controls and condition monitoring. Like a real kangaroo, the BionicKangaroo robot harvests the kinetic energy of each takeoff and immediately uses it to power the next jump.
Design News and Digi-Key presents: Creating & Testing Your First RTOS Application Using MQX, a crash course that will look at defining a project, selecting a target processor, blocking code, defining tasks, completing code, and debugging.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.