Siemens CU240E-2 - Fig. 2-15 2222 - CU240 E-2: Analog inputs as Digital inputs (DI11... DI12)

Function diagrams Input/Output Terminals 2-510
© Siemens AG 2011 All Rights Reserved
SINAMICS G120 / Control Units CU240B/E-2 Parameter Manual (LH11), 01/2011
Fig. 2-15 2222 – CU240E-2: Analog inputs as Digital inputs (DI11 ... DI12)
- 2222 -
Function diagram
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FP_2222_97_52.vsd
External Interfaces
G120 CU240E-2
13.12.2010 V4.4
Analog inputs as Digital inputs (DI11  DI12)
Kl.10
p0795.12
1
0
1
0
1
1
r0721.11
r0721.12
p0796.12
p0796.11
CU DI Status inv
r0723
r0723
CU DI Status
r0722
r0722
CU DI Simulation
p0795
1 = Simulation on
.11
.11
CU DI Status inv
r0723
r0723
CU DI Status
r0722
r0722
.12
.12
T0
T0
CU DI t_debounce
p0724
CU DI t_debounce
p0724
.11
0
1
1.6 V
4.0 V
0
1
1.6 V
4.0 V
<1> Kl. = Terminal
<1>
Kl.11
Kl.3
AI0+ (DI11)
Kl.4
+10 V OUT
Kl.1
Kl.2
GND
For Example:
Sampling time of the DI : 4 ms
AI0-
AI1+ (DI12)
AI1-