ID 442454.02
28
WE KEEP THINGS MOVING
Basic information
2
Operation manual CiA 402 Controller Based
2.2.3.3.11
Referencing method 23
Referencing method 23 is characterized by the following features:
•
Centrally arranged reference switch
•
Positive initial movement
Sequence
Case I: The drive is located between the negative limit switch and the reference
switch.
1. The drive starts in positive direction with ramp
A588
and speed
A587.0
.
2. The drive turns around on the reference switch and changes to speed
A587.1
.
3. When the negative reference switch edge is detected, the reference is set.
4. The drive comes to a complete stop with ramp
A588
.
Case II: The drive is already located on the reference switch.
1. The drive starts in negative direction with ramp
A588
and speed
A587.1
.
2. When the negative reference switch edge is detected, the reference is set.
3. The drive comes to a complete stop with ramp
A588
.
Case III: The drive is located between the reference switch and the positive
limit switch.
1. The drive starts in positive direction with ramp
A588
and speed
A587.0
.
2. The drive turns around on the positive limit switch.
3. With a positive edge of the reference switch, the drive changes to speed
A587.1
.
4. When the negative reference switch edge is detected, the reference is set.
5. The drive comes to a complete stop with ramp
A588
.
LS-
RS
23
LS+
23
23
RS
II
III
LS+
I