Manual – MOVIDRIVE® MDX61B Safety Module MOVISAFE® DCS..B Option
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Safety functions
Integrated Safety Technology
3.2.11 SDI – Safe Direction
The SDI function prevents movement in an unintended direction. If this condition is
violated, the safety function will be disabled and an error message will be issued (usually
STO or SS1).
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Safety function monitors
Safety function trips
v=Velocity
t=Time
t
1
= Point of time when SDI is activated
t
2
= Point of time when SDI is deactivated
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