Siemens SIPART DR21

3 Functional description of the structure switches
3.6 Controller output structures (S2, S49 to S55)
Manual
SIPART DR21
C73000-B7476-C143-08
105
N/DDC y
E
S51
0/(3/4)*
1
0
0/1/(4/5)*
2,3
yn
1 2
ya
YA YE
PID
0/1
2/3/4/5
S85
S53
H
Si
y
S
& &
S57
--y B L
+yBL
α
E
--Δy
+Δy
y
S19
y
R
y
2,3
1
0
S54
0
1
S55
00
y
AN
external position control circuit
y
-- +
1
0
S53
YA YE
S29 S30
S57
SES
yH
ES
<>
y
H
y
ES
y
H
y
ES
tP, tM tA tE
* as of software version - A5
y
N
S18
*
y
S
S85
tP, tM
GND
Figure 3-28 Block diagram S-controller with external feedback S2 =3
Manual operation has priority over tracking (DDC) S49 = 1