SD710 Series Servo Drive User Manal Chapter 11 Communication
127
27-b
L
Home position
signal
Forward
direction
Running route
Limit signal
Motor
Home position
signal
Limit signal
b. Start from the home position signal, and search for the falling edge of home position signal in forward direction
27-c
-H
H
L
-L
Home position
signal
Forward
direction
Running
route
Limit signal Motor
Home position
signal
Limit signal
c. Touch the reverse limit in reverse direction, then search for the falling edge of home position signal in reverse
direction and stop at the left side of edge signal
Fig.11.59 Home position return method 27
Home position return method 28 (6098 00h =28 )
a: Start the home position return
→
Home position signal OFF
→
Search for the rising edge of home position at high
speed reverse direction
→
Decelerate to 0
→
Search for the falling edge of home position at low speed forward
direction
→
Stop after searching for the rising edge of home position at low speed reverse direction
b: Start the home position return
→
Home position signal ON
→
Search for the falling edge of home position at low
speed forward direction
→
Stop after searching for the rising edge of home position at low speed reverse direction
c: Start the home position return
→
Home position signal OFF
→
Search for the rising edge of home position at high
speed reverse direction
→
Touch the reverse limit
→
Search for the falling edge of home position at high speed
forward direction
→
Decelerate to 0
→
Stop after searching for the rising edge of home position at low speed reverse
direction
