Pulse Duration - Siemens SIMATIC S5 Manual

Positioning module 1p 247 for stepper motors

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Table of Contents

Polarity: positive edge

Polarity: negative edge

Fig, 2/7 Output level

By stipulating the polarity, you also decide the direction of forward and reverse movements, At

the end of the axis which is approached in a "forward" direction, there are software and hardware

end limit switches; at the end approached in the "reverse" direction there are software and hard-

ware start limit switches.

R E V E R S E

1) = pulse duration

Machine Data and their Structure

t clock pulse

t clock pulse