Siemens SIPART DR21

7 Application examples for configuring the controller
7.3 Configuration examples
Manual
SIPART DR21
C73000-B7476-C143-08
207
Configuration example Z1 Fixed setpoint control with PD two-position controller
The controlled variable comes from a thermocouple with internal refer-
ence point.
The controlled variable of the thermocouple is fed directly to the analog input
AI3. The type of thermocouple is selected with S9. The measuring range must
be set in the CAE menu (see chapter5.4.5, page 165).
System adaptation with the parameters Y1 and Y2.
Two-position controller structure see chapter 3.6, page 94
w
+y / --y
AI1
--
PE
N
L
PE
N
L
UC 24 C
AC 115 V
AC 230 V
AI1
+
AI2
--
AI2
+
DI1 DI2 DO
1
DO
2
L+ AO
123 456789101112
Setting the structure switches:
S2 = 1
S6 = 4 to 7
S8 = 1
Slot 1
AI3
Slot 2
AI4
Slot 3
Limit value
Option module
6DR2801-8D
M1 A1 R2 M2R1 A2
123 456
not
used
123 4
Option module
6DR2801-8V
L+Δy
13 14 15
--Δy
S15 = 3
S27 = 8
S54 = 3
Please note the possibilities of setting the operating point in the P-controller (page 93) and the foreword in
chapter 7.1, page 193
SIP ART DR21 standard controller
6DR2100-5 (AC230 V/115 V)
6DR2100-4 (UC 24 C)
L
123 4
R
L
R
comp
Cooling Heating
N
--
+
ΣR
L
≤ 300 Ω
-- +I
GND GND