User Manual

Function diagrams Free Function Blocks 2-620
© Siemens AG 2011 All Rights Reserved
SINAMICS G120 Control Units CU230P-2 Parameter Manual (LH9), 06/2011
Fig. 2-110 7264 – INT (integrator), DIF (differentiating element)
- 7264 -
Function diagram
87654321
FP_7264_97_51.vsd
Control function blocks
G120 CU230P-2
13.12.2010 V4.4
INT (integrator), DIF (differentiating element)
INT 0
TI
S
d
dt
YX
TD
DIF 0
Integrating algorithm: Y(n) = Y(n-1) + (T_sample / Ti) * X(n)
Differentiating algorithm: Y(n) = (X(n) - X(n-1)) * (TD / T_sample)
Y
LU
LL QL
QU
r20261
INT 0 output Y
INT 0 QL
r20263
INT 0 RTG
5 ... 9999
p20264 (9999)
INT 0 RunSeq
0 ... 32000
p20265 (700)
INT 0 upper lim LU
-340.28235E36 ... 340.28235E36
p20257 (0.0000)
INT 0 lower lim LL
-340.28235E36 ... 340.28235E36
p20258 (0.0000)
INT 0 QU
r20262
X
SV
INT 0 inputs
[0]
p20256
[1]
(0)
INT 0 acc set val
p20260
Input
Set value
INT 0 T_Integr ms
0.00 ... 340.28235E36
p20259 (0.00)
DIF 0 T_diff ms
0.00 ... 340.28235E36
p20285 (0.00)
DIF 0 RunSeq
0 ... 32000
p20288 (750)
DIF 0 RTG
5 ... 9999
p20287 (9999)
DIF 0 input X
(0)
p20284
r20286
DIF 0 output Y