Mitsubishi MELSEC-Q Series User Manual page 206

11
AUXILIARY FUNCTION
(4) Precautions during software stroke limit check
(5) Setting the software stroke limit function
Software stroke limit upper
Pr.1
limit value
Software stroke limit lower
Pr.2
limit value
11
- 8 11.4 Software Stroke Limit Function
• A machine OPR control must be performed beforehand for the "software stroke
limit function" to work properly.
• Due to processing inside of the QD72P3C3, the software stroke limit check may
delay by 2.5ms at maximum.
To use the "software stroke limit function", set the required values in the parameters
shown in the following table, and write them to the QD72P3C3.
The setting contents are enabled when the programmable controller CPU READY
signal (Y0) is turned from OFF to ON.
Setting
Setting item
value
* For details of the setting contents, refer to "Section 4.2 Parameter List".
Set the values so that the formula (
( Software stroke limit lower limit value) is satisfied.
Pr.2
If this formula is not satisfied, "Software stroke limit upper/lower limit value error"
(error code: 901) occurs.
Setting contents
Set the upper limit value of the movable region.
Set the lower limit value of the movable region.
Software stroke limit upper limit value)
Pr.1
Factory default
value
1073741823
-1073741824