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2 SYSTEM CONFIGURATION
(3) Connection of servo external signals interface module
(a) Servo external signals
There are the following servo external signals.
(Upper stroke limit is limit value of address increase direction/lower stroke
limit is limit value of an address decrease direction.)
The Q172LX is assigned a set of input No.s per axis. Make the system
setting of the positioning software package to determine the I/O No.s
corresponding to the axis No.s.
Servo external signal Application
Number of points
on one Q172LX
Upper stroke limit input (FLS)
Lower stroke limit input (RLS)
For detection of upper and lower stroke limits.
Stop signal input (STOP) For stopping under speed or positioning control.
Proximity dog/
Speed-position switching input
(DOG/CHANGE)
For detection of proximity dog at proximity dog or count
type home position return of for switching from speed to
position switching control.
32 points
(4 points/8 axes)