Siemens SIPART DR19 Quick Reference page 84

Block Diagram
Controller Type S1=3, 4, 5
S1 = 3 Ratio controller
wvi
INT ^ CB
w
ES
2, 3 S93
0, 1
x /w
3 EA
x
1
x
2
S1 = 4 Control station/process variable indicator
INT ^ CB
+Dw
INT ^ CB
wi
-Dw
2, 3
w
ES
w
EA
x
1
S1 = 5 Program controller, program set station
Reset
INT ^ A
x
x
x
84
0000 0000
wv xv
w = v x + c
2 5
v = w (v - v ) + v
v E A A
x - c
1 5
v =
ist
x
2
0000
x1
S93
w = c w + c
E 4 e 5
0, 1
Clb1
: .
Clb6
0000 0000
w x
wp
INT ^ CB
wi1
1
x = x + c (x - c x + c
2
1 1 2 2 3
3
Quick Reference
xd
yH
y
w +
PID
x - ya
+Dw
-Dw
0000
w
xd
8, 9
U
AO
I
S57
2, 3
w +
x -
yH
H
y
S57
U
2, 3
I
yH
xd
A
w
+
PID
x
- ya
A = H N Si
)
3
SIPART DR19
C73000-B7474-C140-06
AO
y