Bray Controls has unveiled the Series 92/93 actuator, which features two independently adjustable travel stop screws and a cam on the output shaft to permit precise bi-directional adjustment of actuator movement in both open and closed positions for quarter turn valves. Available in two versions—double acting and spring return—the rack-and-pinion, opposed-piston actuator are intended for on-off and throttling applications. It offers a maximum pressure of 140 psig and temperature ranges of -40F to +200F. For more information, go to www.bray.com
These are the toys that inspired budding engineers to try out sublime designs, create miniature structures, and experiment with bizarre contraptions using sets that could be torn down and reconstructed over and over.
PowerStream is deploying the microgrid at its headquarters to demonstrate how people can generate and distribute their own energy and make their homes and businesses more sustainable through renewables.
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