BECKHOFF BC3150 - Manual (Page 53)

Safety Instructions
Fieldbus Components 51
5. Programming
BCxx50 PLC features
Description Value
Data memory 32 kbyte
Program memory 48 kbyte minus task-configuration minus POUs during online change
Source code memory 128 kbyte
RETAIN 2 kbyte
INPUT 2 kbyte
OUTPUT 2 kbyte
FLAG 4 kbyte
Max. variable size 16 kbyte
Max. POUs Limited by memory