Mitsubishi A1SD75P1-S3 User Manual page 278

8 ZERO POINT RETURN CONTROL
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Zero point return auxiliary functions
Refer to section "3.3.4 Combination of AD75 main functions and auxiliary
functions" for details on "auxiliary functions" that can be combined with zero point
return control. Also refer to "Chapter 12 CONTROL AUXILIARY FUNCTIONS" for
details on each auxiliary function.
[Remarks]
The following two auxiliary functions are only related to machine zero point
returns.
Auxiliary function name
Zero point return retry function
Zero point shift function
: Combination possible,
When a zero point return is not required
Control can be carried out ignoring the "zero point return request flag" ( Md.40
Status : b3) in systems that do not require a zero point return.
In this case, the "zero point return parameters ( Pr.45 to Pr.58 )" must all be set
to their initial values or a value at which an error does not occur.
Zero point returns from peripheral devices
"Machine zero point returns" and "high-speed zero point returns" can be executed
from the AD75 software package test mode.
Refer to the AD75 software package operating manual for details on zero point
returns from the AD75 software package.
Machine zero point
return
: Restricted, : Combination not possible
8 - 3
MELSEC-A
High-speed zero
Reference
point return
Section 12.2.1
Section 12.2.2