
SD710 Series Servo Drive User Manal Chapter 11 Communication
95
b. Start the home position return
→
reverse limit valid
→
Search for the falling edge of reverse limit at low speed forward
direction
→
search for Z pulse in forward direction
1-b
H
L
Motor
Reverse limit
Forward
direction
Limit signal
Z pulse
Running
route
b. Start from reverse limit and find Z in forward direction
Fig.11.35 Home position return method 1
Home position return method 2 (6098 00h = 2)
a. Start the home position return
→
search for the forward limit at high speed forward direction
→
encounter the
forward limit rising edge
→
decelerate to 0
→
search for the falling edge of forward limit at low speed reverse
direction
→
search for Z pulse in reverse direction
b. Start the home position return
→
forward limit valid
→
search for the falling edge of forward limit at low speed reverse
direction
→
search for Z pulse in reverse direction
2-a
H
- L
- H
Motor
Limit switch
Limit signal
Z pulse
Running route
Forward direction
a. Decelerate to search for Z in reverse direction after encountering the forward limit rising edge