P4: PLC for SINUMERIK 828D
14.3 Programming
Basic Functions
1122
Function Manual, 09/2011, 6FC5397-0BP40-2BA0
Procedure
1. In the operation tree, right click on the corresponding block and select "Properties":
2. Assign the block to one of the three possible data classes:
Here, for DB9000, in addition to the data class "User", the "Non-Retain" property was also selected. Data blocks
with this attribute are reset to the initial values after each power off and power on.