IndraDrive products from Bosch-Rexroth, with Safety-on-Board, provide reaction times which the company says are 400 times faster than conventional solutions that use contactors to produce a safe stop.
Safety functions can be selected directly at the drive and include functions to achieve safe standstill, safe operational stop, reduced velocity (speed), limited increment, direction of movement, limited absolute position and safe control of protective door. Rexroth's Safe Motion technology is certified according to EN 954-1, Category 3. The IndraDrive with Safety-on-Board is designed in accordance with EN61508 and EN954-1 SIL3 standards.
The drive also offers I/O for the safeguarding logic needed to interface to safety gates, panel switches and interlock switches. The drive units, available as servo or vector, cover an output spectrum from 1.5 to 120 kW. For more information on IndraDrive products, go to http://rbi.ims.ca/4930-533.
A middle school team from Rochester, Mich., has again nabbed the grand prize in the annual international Future City Competition, which drew students from 37 regions of the United States, as well as from England and China.
The word “smart” is becoming the dumbest word around. It has been applied to almost every device and system in our homes. In addition to smartphones and smart meters, we now hear about smart clothing and smart shoes, smart lights, smart homes, smart buildings, and every trendy city today has its smart city project. Just because it has a computer inside and is connected to the Web, does not mean it is smart.
Are you being paid enough? Do you want a better job? According to a recent survey Manpower released just before Engineers Week, employers and engineers don't see eye-to-eye about the state of US engineers' skills and experience.
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.