Mitsubishi Electric MELSEC-Q QD75M User Manual page 213

5 DATA USED FOR POSITIONING CONTROL
Storage item
Md.24
Axis warning No.
Md.25
Valid M code
Md.26
Axis operation status
Md.27
Current speed
Whenever an axis warning is reported, a related warning code is stored.
•
This area stores the latest warning code always. (Whenever an axis warning is
reported, a new warning code replaces the stored warning code.)
•
Cd.5
When the " Axis error reset" (axis control data) is set to ON, the axis
warning No. is cleared to "0".
This area stores an M code that is currently active (i.e. set to the positioning data
relating to the current operation).
•
Update timing : turning ON of the M code ON signal
When the PLC READY signal (Y0) goes OFF, the value is set to "0".
This area stores the axis operation status.
Da.8
The " Command speed" used by the positioning data currently being
executed is stored. (Stores "0" under the speed control.)
•
Da.8
If " Command speed" is set to "-1", this area stores the command speed
set by the positioning data used one step earlier.
•
Da.8
If " Command speed" is set to a value other than "-1", this area stores the
command speed set by the current positioning data.
•
When speed change function is executed, this area stores "
value". (For details of change speed function, refer to section 12.5.1.)
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Storage details
MELSEC-Q
Cd.14
New speed