Fuji Electric Faldic-a Series, User Manual

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MHT258a (Engl.) 5-41
・ Origin return pattern 2 (pattern 2 in basic para. 71)
At the ON edge of [ORG] signal, the aforementioned operations (a) through (e) are carried out.
If the [+OT] or [-OT] signal in the origin return direction is detected in the course of origin return, the motor stops once. Then, the following
operations are carried out.
(f) The motor starts rotation at the origin return speed in the opposite to the origin return direction.
(g) The motor stops on detection of OFF to ON to OFF transition of the
“ Origin LS ” [LS] signal.
(h) Operations (a) through (e) are carried out again.
In case the [OT] signal toward the opposite to the origin return direction is detected during (f) operation in the origin return operation, the
motor stops immediately ([LS] on is not detected).
In this case, origin return operation has not been completed.
Encoder Z-phase
OFF ON Origin return [ORG]
ON
OFF Origin return end
ON [PSET] (level)
ON
OFF
[PSET] (one shot)
Speed
Time
OFF Origin LS [LS]
[+OT] ON