Mitsubishi A1SD75P1-S3, User Manual

Page: 295 / 622

8 - 20
MELSEC-A
8 ZERO POINT RETURN CONTROL
8.3 High-speed zero point return
8.3.1 Outline of the high-speed zero point return operation
High-speed zero point return operation
In a high-speed zero point return, positioning is carried out by a machine zero
point return to the " Md.43 Zero point absolute position" stored in the AD75.
The following shows the operation during a high-speed zero point return start.
1) The high-speed zero point return is started.
2) Positioning control begins to the " Md.43 Zero point absolute position",
following the speed set in the zero point return parameters ( Pr.45 to
Pr.58 ).
3) The high-speed zero point return is completed.
Machin zero point
(zero point position)
Pr. 48 Zero point return speed
High-speed zero point return start
(Positioning start signal)
Md.35 Axis operation status In position control
Standing by Standing by
Zero point
Positioning to the zero
M
Fig. 8.15 High-speed zero point return
Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com