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MELSEC-Q
12 CONTROL SUB FUNCTIONS
[4] When the hardware stroke limit function is not used
When not using the hardware stroke limit function, wire the terminals of the
QD75MH upper/lower limit stroke limit as shown in the following drawing.
When the logic of FLS and RLS is set to "positive logic" using "
Pr.22
Input
signal logic selection", positioning control can be carried out even if FLS and RLS
are not wired. (For details, refer to Section 13.4 "External I/O signal logic
switching function".)
QD75MH
FLS
RLS
COM
24VDC
MR-J3-B
DICOM
24VDC
DI1
(FLS)
DI2
(RLS)
Fig. 12.20 Wiring when not using the hardware stroke limit function
(When "
Pr.22
Input signal logic selection" is the initial value)