Siemens SINAMICS G120 CU240E-2 - Page 53

Connecting
3.4 Installing Control Unit
Inverter with CU240B-2 and CU240E-2 Control Units
Operating Instructions, 07/2010, FW 4.3.2, A5E02299792B AA
53
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Figure 3-13 Terminal strip on CU240E-2, CU240E-2 F, CU240E-2 DP and CU240E-2 DP-F
If you require more than six digital inputs, use analog inputs AI 0 or AI 1 as additional digital
inputs DI 11 or DI 12.
CAUTION
If your application requires UL certification, please observe the note regarding the digital
output in Section Technical data, CU240E-2 Control Unit (Page 262).
For a fail-safe digital input, use two "standard" digital inputs.
Terminals Designation Fail-safe digital input with Basic Safety
16 DI4
17 DI5
F-DI0