Siemens SIPART DR21, Manual

Page: 199 / 242

7 Application examples for configuring the controller
7.3 Configuration examples
Manual
SIPART DR21
C73000-B7476-C143-08
199
7.3 Configuration examples
Configuration example
K1
Fixed setpoint controller as a K-controller
Controlled variable by a four-wire transmitter
x
w
I
y
Drive
The controlled variable x from the transmitter goes to the analog input
AI1 of the controller.
The input signal range is 0 to 20 mA.
The manipulated variable is also 0 to 20 mA.
Transmitter with U
H
= 24 V:
The transmitter can also be fed from the controller (+ at terminal 9 and
– at terminal 11).
Please read the foreword to chapter 7.1, page 193
AI1
--
PE
N
L
SIPART DR21 standard controller
PE
N
L
UC 24 C
AC 115 V
AC 230 V
6DR2100-5 (AC230 V/115 V)
6DR2100-4 (UC 24 C)
AI1
+
AI2
--
AI2
+
DI1 DI2 DO
1
DO
2
GND
L+ AO
1 2 3 4 5 6 7 8 9 10 11 12
Setting the structure switches:
S1 = 0
S2 = 0
S4 = 0, 1
S56 = 0
Slot 1
AI3
not
used
Slot 2
AI4
not
used
Slot 3
Limit value
Option module
6DR2801-8D
M1 A1 R2 M2 R1 A2
1 2 3 4 5 6
Transmitter feed U
H
--
I
+
x
--
I
+
+
--
-
Δ
y
L
13 14 15
+
Δ
y
GND