Omron OMNUC FND Series User Manual page 158

Operation
Origin Search Pattern 2: Starting With Origin Proximity Input Signal ON
1. Positioning begins in the origin search direction at the origin search low speed.
2. The origin is established by the first Z-phase signal that is received after the origin proximity signal
turns OFF (falling edge).
RUN command
(RUN)
Origin search
(SEARCH)
CCW limit input
(CCWL)
Origin proximity
(ORG)
Z-phase
READY
Origin search
completed
(S.COM)
Origin (ORGSTP)
Positioning
completed
(INP)
Motor operation
(speed)
Note After the RUN command (RUN) signal turns ON, there will be an interval of 110 ms max. before
the READY signal and the positioning completed (INP) signal turn ON.
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Origin search low speed
Chapter 3
First Z-phase signal after
ORG turns OFF
3-45