Checking The Interconnection Of Digital Inputs - Siemens SINAMICS G115D Operating Instructions Manual

Distributed drive for conveyor applications

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Checking the interconnection of digital inputs

The simultaneous connection of digital inputs with a safety function and a "standard" function

may lead to the drive behaving in unexpected ways.

If you control the safety functions in the converter via fail-safe digital inputs, then you must

check as to whether the fail-safe digital inputs are in some instances interconnected with a

"standard" function.

Function description

1. Select the screen for the digital inputs.

2. Remove all interconnections of the digital inputs that you use as fail-safe digital input F-DI:

3. You must delete the digital input connections for all CDS if you use the switchover of the

command data sets (CDS).

You can find a description of the CDS switchover in the operating instructions.

You have ensured that the fail-safe digital inputs only control the safety functions in the

SINAMICS G115D Wall Mounted distributed drive

Operating Instructions, 07/2023, FW V4.7 SP14, A5E52808211A AA

Advanced commissioning

7.15 Safe Torque Off (STO) safety function