Siemens SIPART DR20 Project Planning Manual page 124

Project Planning Manual
Planning example
W
X1 X2
Please refer to the remarks on page 108 !
Setting of configuring switches: S1 = 7, S10 = -1, S22 = 1
Slot 3 GW
Option module
6DR2801-8A
M1 A1 R1 A2 M2
1 2 3 4 5
124
Ratio control
K11
Four-wire transmitters are provided for process
variable and command variable
The process variable x1 is connected to analog input
AE1, the command variable x2 is linked to analog
y input AE2.
Signal range of both inputs is 0 to 20 mA as well; it
can be reconfigured to 4 to 20 mA (S37 = 1).
Drive
The alarm circuit monitors the process ratio factor xv
for max./min. deviations.
For adjustment of the ratio factor range see page 38.
Slot 2 AE4 Slot 1
not equipped
M M/A S E
1 2 3 4 1
x2
+
I
-
AE3
6DR2004-1 (AC 230 V)
6DR2004-2 (AC 115 V)
not equipped
6DR2004-4 (UC 24 V)
AE1 AE2 BE
2 3 4 1 2 3
x1
-
+
+
I
-
SIPART DR20
PE
N
L
PE
N
L
SIPART DR20 K
BA L+ GND GND Iy
4 5 6 7 8
y
-
+
I
⎫
⎬
UC 24 V
⎭
⎫
AC 115 V
⎬
AC 230 V
⎭