Siemens SINAMICS G120 Operations Instructions Page 48

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Installing
3.4 Installing Control Unit
Inverter with CU240B-2 and CU240E-2 Control Units
46 Operating Instructions, 01/2011, FW 4.4, A5E02299792B AB
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
If you wish to use several fail-safe digital inputs of the converter, this is described in the
Safety Integrated Function Manual. You will find the link to the Safety Integrated Function
Manual in Section Additional information on the inverter (Page 292).
Additional inf
ormation on fail-safe digital inputs is available in Chapter Permitted sensors
(Page 220).
3.4.5 Select interface assignments
The inverter offers multiple predefined settings for its interfaces.
One of these predefined settings matches your particular application
Proceed as follows:
1. Wire the inverter corresponding to your application.
2. Carry-out the basic commissioning, see Section Commissioning (Page 55).
In the basi
c commissioning, select the macro (the predefined settings of the interfaces)
that matches your particular wiring.
3. When required, configure communication via fieldbus, see Adapt terminal strip (Page 89).
What do you do if none of the predefined settings matches your particular application 100%?
If none of the predefined settings matches your particular application, then proceed as
follows:
1. Wire the inverter corresponding to your application.
2. Carry-out the basic commissioning, see Section Commissioning (Page 55).
In the basi
c commissioning, select the macro (the predefined settings of the interfaces)
that comes the closest to matching your particular application.
3. Adapt the inputs and outputs to your application, see Section Commissioning (Page 55).
4. Whe
n required, configure communication via fieldbus, see Configuring the fieldbus
(Page 101).
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