Siemens SINAMICS S Manuel page 1009

24 V DC to the next device
<1> When using the electrical isolation eliminate
the terminal jumper and connect the load
power supply shown as a dotted line.
1 2
DO: CU_S
CU320 input/output terminals - digital inputs are electrically isolated (DI 0 ... DI 3)
X124.M M
M
X124.M
+
X124.+ +24 V
X124.+ +24 V
<1>
X122.1
DI 0
24 V
DI 1
X122.2
DI 2
X122.3
5 V
X122.4
DI 3
<1>
X122.5 M1
<1>
24 V
X122.6 M
<1>
3 4
DI 0...DI 15
inverted
r0723
1 = Simulation on
p0795.0
r0721.0
1
r0723.0
0
p0796.0
1
p0795.1
r0721.1
1 r0723.1
0
p0796.1
1
p0795.2
r0721.2
1
r0723.2
0
p0796.2
1
p0795.3
r0721.3
1
r0723.3
0
p0796.3
1
5 6
fp_2120_01_eng.vsd
14.12.05 V02.04.00
p0799 (4000.00 µs)
DI 0...DI 15
r0722
r0722.0
r0722.1
r0722.2
r0722.3
7 8
Function diagram
- 2120 -
SINAMICS S