Siemens SINAMICS S Series - Figure 2-31 2120 - Digital inputs, electrically isolated (DI 0... DI 3)

CU320 input/output terminals
Function Diagrams
2-1135
© Siemens AG 2007 All Rights Reserved SINAMICS S List Manual (LH1), 07/2007
Figure 2-31 2120 – Digital inputs, electrically isolated (DI 0 ... DI 3)
- 2120 -
Function diagram
87654321
fp_2120_51_eng.vsd
DO: CU_GL, CU_GM, CU_S
SINAMICS
19.05.06 V02.05.00
CU320 input/output terminals - Digital inputs, electrically isolated (DI 0 ... DI 3)
+24 V
X124.M
X124.+
+
X122.1
X122.2
X122.3
X122.4
1 = Simulation on
p0795.0
r0723.0
r0722.0
p0795.1
r0723.1
r0722.1
p0795.2
r0723.2
r0722.2
p0795.3
r0723.3
r0722.3
r0722r0723
X122.5
M1
M
M
X124.M
M
+
24 V
5 V
<1>
When using the electrical isolation, omit the
terminal jumper and connect the load power
supply shown as a dashed line.
<1>
X122.6
24 V DC to the next device
X124.+
+24 V
1
0
1
0
1
0
1
0
1
1
1
1
24 V
DI 3
DI 2
DI 1
DI 0
<1>
DI 0...DI 15
inverted
DI 0...DI 15
r0721.0
r0721.1
r0721.2
r0721.3
<1>
p0796.3
p0796.2
p0796.1
p0796.0
<1>
p0799