Safe torque off over network wiring
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United States of America Patent
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Oct 22, 2013
Grant Date -
Feb 28, 2013
app pub date -
Aug 22, 2011
filing date -
Aug 22, 2011
priority date (Note) -
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Abstract
Systems and methods for providing Safe Torque Off signals using communication wires used for control signaling. Single channel Safe Torque Off signals can be provided as a DC voltage or AC voltage across two sets of twisted pair wires. Alternatively, two Safe Torque Off signals can be provided using both a DC voltage and an AC voltage across the two sets of twisted pair wires.
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