Fig. 8.52: Zero point corresponds to first zero pulse
8.5.10.3Method(9):
Thedirectionofmovementchangeswhenthereferencemarkbecomes
inactive.Thezeropointcorrespondstothefirstzeropulseafterarisingedge.
Thezeropointisthefirstzeropulseifthereferencemarkisactive.
Fig. 8.53: The direction of movement will change when the reference mark becomes
inactive.
8.5.10.4Method(10):
Oncethereferencemarkhasbeenpassed,thefirstzeropulseafterthe
fallingedgeisthezeropoint.
MOOG
ID
No.: CB40859-001 Date: 02/2018
MSD Servo Drive- Device Help
198
8 Motion profile
Afterareferencemarkfallingedge:Thefirstzeropulsecorrespondstothe
zeropoint.
Afteranactivereferencemark:Thezeropointcorrespondstothefirstzero
pulseafterthefallingedge.
Fig. 8.54: Zero pulse after falling edge corresponds to the zero point.