Siemens SIPART DR20

Project Planning Manual SIPART DR20
Planning example K11
Ratio control
Four-wire transmitters are provided for process
variable and command variable
W
X2
y
Drive
X1
The process variable x1 is connected to analog input
AE1, the command variable x2 is linked to analog
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).
The alarm circuit monitors the process ratio factor xv
for max./min. deviations.
For adjustment of the ratio factor range see page 38.
Please refer to the remarks on page 108 !
Setting of configuring switches: S1 = 7, S10 = -1, S22 = 1
AE1 AE2 BE BA L+ GND GND Iy
12345678
SIPART DR20 K
6DR2004-1 (AC 230 V)
6DR2004-2 (AC 115 V)
6DR2004-4 (UC 24 V)
123412341234
PE
N
L
AC 115 V
AC 230 V
⎫
⎬
⎭
PE
N
UC 24 V
L
⎫
⎬
⎭
Slot 3 GW Slot 2 AE4 Slot 1 AE3
5
M1 A1 R1 A2 M2
not equipped
Option module
6DR2801-8A
M M/A S E
x1
not equipped
I II
y
+
-
+
-
++
-
-
x2
124