Siemens SIPART DR21

4 Installation
4.2 Electrical Connection
Manual
134
SIPART DR21
C73000-B7476-C143-08
D 6DR2800-8R (resistor input)
Set AI3 ≙ slot 1; S6 = 0 or 1
Set AI4 ≙ slot 2; S7 = 0 or 1
RS1
≤200 Ω 200 Ω
≤500 Ω 500 Ω
≤1kΩ 1kΩ
max.
U
REF
20mA 1kΩ 500Ω
49,9 243 332
5mA
Is
I
K
R
0
+24 V
S1
R
R
E
ΔR
R
A
+
G
N
D
6DR2800-8R
for potentiometer with
I
s
% 5mAor I
s
=5 mA
R>1kΩ
I R
factory setting S1 = 200 Ω
S1 = 20 mA
R⋅200 Ω
R -- 200 Ω
R
p
=
4114
493
3
2
1
4114
493
3
2
1
S1=200 Ω
I
R
E
ΔR
R
A
4114
493
3
2
1
+
--
U
H
R
P
--
--
--
--
--
200Ω
Figure 4-18 Connection R-module 6DR2800-8R
- Calibration
1. Slide switch or plug-in jumper S1 according to measuring range
2. Set R
A
with "0A display or analog output (structured accordingly) to start value
or 4 mA.
3. Set R
E
with display or analog output to full scale value or 20 mA.