Mitsubishi Electric Q172DCPU User Manual page 61

2 SYSTEM CONFIGURATION
Servo external signal
Upper stroke limit input (FLS)
Lower stroke limit input (RLS)
Stop signal input (STOP)
Proximity dog/
Speed-position switching input
(DOG/CHANGE)
(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 Q172DLX is assigned a set of input No.s per axis. Make the system
setting of MT Developer to determine the I/O No.s corresponding to the
axis No.s.
For detection of upper and lower stroke limits.
For stopping under speed or positioning control.
For detection of proximity dog at proximity dog or count
type home position return of for switching from speed to
position switching control.
Application
2 - 40
Number of points
on one Q172DLX
32 points
(4 points/8 axes)