Overview Of The Interfaces - Siemens SINAMICS G120 Operating Instructions Manual

4.6.1

Overview of the interfaces

Interfaces at the front of the Control Unit
To access the interfaces at the front of the Control Unit, you must lift the Operator Panel (if
one is being used) and open the front doors.
Table 4- 13
CU240B-2, CU240B-2 DP
CU240E-2, CU240E-2 DP,
CU240E-2 PN
CU240E-2 F, CU240E-2 DP-F,
CU240E-2 PN-F
Every F-DI safe input used occupies two digital inputs DI
1)
Converter with the CU240B-2 and CU240E-2 Control Units
Operating Instructions, 01/2016, FW V4.7 SP6, A5E34259001B AC
Number of inputs and outputs
Digital
inputs DI
①
Memory card slot
②
Terminal strips
③
Depending on the fieldbus:
• USS, Modbus: Bus termination
• PROFIBUS, PROFINET,
EtherNet/IP: No function
④
Fieldbus interfaces at the lower side
⑤
Selecting the fieldbus address
On all Control Units with the
exception of CU240E-2 PN and
CU240E-2 PN-F.
⑥
Status LED
⑦
USB interface for connection to a PC
⑧
Switch for AI 0 and AI 1
• I 0/4 mA ... 20 mA
• U -10/0 V ... 10 V
AI 1 is not available on the CU240B-2
1)
⑨
Connection to the operator panel
Digital Analog
outputs DO inputs AI
4 1
6 3
6 3
4.6 Installing Control Unit
(U/I)
1)
Analog Safe inputs
outputs AO
1 1
2 2
2 2
Installing
F-DI
1)
0
1
3
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