Electronic Timer Relay (ETR) is a 22.5-mm narrow module which allows the user to adjust all timingfunctions via front potentio-meter and DIP switch array. The relay also features a broad time range of 40 msec to 2,500 sec, and "universal" input voltage of 18 to 285V ac/dc. The ETR's industrial housings are DIN-rail-mountable, and single lines are securely connected from a screw connection technology.
Phoenix Contact Inc., Technical Service Dept., Box 4100, Harrisburg, PA 17111, FAX (717) 944-1625.
What should be the perception of a product’s real-world performance with regard to the published spec sheet? While it is easy to assume that the product will operate according to spec, what variables should be considered, and is that a designer obligation or a customer responsibility? Or both?
Biomimicry has already found its way into the development of robots and new materials, with researchers studying animals and nature to come up with new innovations. Now thanks to researchers in Boston, biomimicry could even inform the future of electrical networks for next-generation displays.
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.