116
Rev. 2.0
07/27/2023
MBDV Hardware Manual
7.8.2.30 Return to origin mode 27: Negative return, look for the falling edge signal of the
origin sensor, and automatically reverse when the negative limit is encountered.
H
L
H
H
L
L
Home Switch Signal
Negative limit switch signal
Movement Track
a) When starting to return, HOM-SW=0 and it is located on the positive side of the origin sensor,
and starts to return at a high speed in the negative direction. After encountering the rising edge of
HOM-SW, decelerate, reverse, and run at low speed in the forward direction. When encountering
HOM-SW Stop after falling edge.
b) When starting to return, HOM - SW =0 and it is located on the negative side of the origin sensor,
and it starts to return at a high speed in the negative direction. After the rising edge, decelerate,
reverse, and run at low speed in the negative direction to HOM-SW After the invalid position, it will
decelerate to stop, then run forward at low speed, and stop when it encounters the falling edge of
HOM-SW.
c) When starting to return, HOM-SW=1, start the return at a forward low speed, and stop after
encountering the falling edge of HOM-SW.
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