Checking The Assignment Of The Digital Inputs - Siemens SINAMICS G120 Operating Instructions Manual

Low voltage inverters built-in units with cu250s-2 control units and encoder evaluation
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Parameter
p0010 = 0
p0971 = 1
6.17.2.7

Checking the assignment of the digital inputs

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 inverter via failsafe digital inputs, then you must check
as to whether the failsafe digital inputs are in some instances interconnected with a "standard"
function.
Procedure
1. Select the screen for the digital inputs.
2. Remove all interconnections of the digital inputs that you use as failsafe 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 failsafe digital inputs only control the safety functions in the inverter.
Converter with the CU250S-2 Control Units
Operating Instructions, 04/2018, FW V4.7 SP10, A5E31759476B AG
Description
Drive commissioning parameter filter
0: Ready
Save parameter
1: Save the drive object (copy from RAM to ROM)
After the inverter has saved the parameters in a non-volatile fashion, then
p0971 = 0.
Advanced commissioning
6.17 Safe Torque Off (STO) safety function
255

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