N3: Software cams, position switching cycles - only 840D sl
8.2 Cam signals and cam positions
Extended Functions
540 Function Manual, 03/2013, 6FC5397-1BP40-3BA1
Linear axes
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Figure 8-5 Position switching signals for linear axis (minus cam < plus cam)
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Figure 8-6 Position switching signals for linear axis (plus cam < minus cam)