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S120 monitor speed safely

8/1/2012 1:52 PM	Rate (0)
Swright Posts: 26 Rating: (0)	Is there a parameter or register that monitors drive speed in a fail-safe manner? If I stop my drive as part of the normal process, I do not want to re-start unless I know that it is at zero speed. Can this be done in a fail-safe manner?
Swright Posts: 26 Rating: (0)
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8/1/2012 2:38 PM	Rate (0)
Technology Team Platinum Expert Joined: 10/11/2006 Last visit: 8/29/2025 Posts: 6037 Rating: (828)	Hello, You can use in sinamics S120 the Extended Safety Functions SSM (Safe Speed Monitoring) or SLS (Safety Limited Speed). Both functions are - in combination with an encoder - very usefull to detect important velocity behaviors. Find some more here: https://www.industry.siemens.com/topics/global/de/safety-integrated/maschinensicherheit/antriebstechnik/sicherheitsfunktionen/Seiten/Default.aspx
	With best regards, Technology Team Application consulting and pre sales support for SINAMICS, SIMATIC Technology, SIMOTION, SIMOTICS and MOTION CONNECT
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