Mitsubishi Electric MELSEC Q Series Programming Manual page 425

6 POSITIONING CONTROL
Fig. 6.48 Home position return by the dogless home position signal reference
(4) Home position return by the dogless home position signal reference
method (Operation C)
"Operation C" of a home position return by the dogless home position signal
reference method is shown in Fig. 6.48 and Fig. 6.49.
(a) When the position where address of absolute linear encoder becomes 0 is in
the home position return direction.
Home position
V
return direction
Creep speed
1)
Home position
return start
Linear encoder
address
method (Operation C)
POINT
(1) If an external limit switch is detected during home position return operation, an
error occurs and stops.
(2) Home position return retry function cannot be used.
1) It travels to preset direction of home
2) The home position return ends the
2)
Home position
Linear encoder address=0
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position return with the creep speed.
position where address of absolute
linear encoder becomes 0.