Unlike some safety PLCs on the market, ABB's AC500-S Safety PLC has a separate safety processor.
The Safety CPU can be configured to work even if the non-safety processor is in STOP or maintenance mode, or during an online change. (Source: ABB)
That's a good question Evanskollmorgen, especially since it's logical that customers will default to their PLC provider. Then it becomes a matter of trusting your PLC provider. But what are the alternatives?
Nice article, Al. Boy, it's surprising how much safety has changed in recent years. It wasn't very long ago that the idea of running safety and control on the same cable was considered a crackpot idea. Now you'd have to be a crackpot not to do it.
Some humanoid walking robots are also good at running, balancing, and coordinated movements in group settings. Several of our sports robots have won regional or worldwide acclaim in the RoboCup soccer World Cup, or FIRST Robotics competitions. Others include the world's first hockey-playing robot and a trash-talking Scrabble player.
The DDV-IP is a two-wheeled self-balancing robot that can deliver cold beverages to thirsty folks on hot summer days. A wireless RF remote enables manual control of the device beyond the act of self-balancing. All of the features of the DDV-IP result in an effective delivery vehicle while providing entertainment to the user.
Eric Doster of iFixit talks about the most surprising aspect of the Microsoft Surface Pro 3 teardown. In a presentation at Medical Design & Manufacturing Midwest, iFixit gave the Surface Pro 3 a score of one (out of a possible 10) for repairability.
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