8.5.7Method(1)andMethod(2):limitswitchandzero
pulse
8.5.7.1Method1:Negativelimitswitchandzeropulse
l Startmovementleft;atthistimethehardwarelimitswitchisinactive.
l Thedirectionofmovementreversesonanactivehardwarelimitswitchedge.
l Firstzeropulseafterfallinglimitswitchedgecorrespondstozero/reference
point.
Image 8.45: Negative limit switch and zero pulse
8.5.7.2Method2:Positivelimitswitchandzeropulse
l Startmovementright;atthistimethehardwarelimitswitchisinactive.
l Thedirectionofmovementreversesonanactivehardwarelimitswitchedge.
l Firstzeropulseafterfallinglimitswitchedgecorrespondstozero/reference
point.
ID No.: 0842.26B.5-01Date: 09.2020
ServoOne- Device Help
258
8 Motion profile
Image 8.46: Positive limit switch and zero pulse