Siemens S5-100U User Manual page 250

Integrated Blocks and Their Functions
Table 9-8. Structure of the Controller DB (continued)
Data
Name
Word
22 X
24 Z
29 XZ
48 YA
All parameters (with the exception of the control word STEU) must be specified as 16-bit fixed point
numbers.
Caution
!
The PID algorithm uses the data words that are not listed in Table 9-8 as auxiliary flags.
9-20
Actual value (- 2047 to +2047)
Disturbance variable (- 2047 to +2047)
Derivative time (- 2047 to +2047)
Output variable (- 2047 to +2047)
Comments
S5-100U
EWA 4NEB 812 6120-02