Siemens SINUMERIK 840D sl Function Manual page 698

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11.3 Safety messages for SINAMICS S120

SI P1 (CU): Defect in a monitoring channel

For fault value = 2000, 2001, 2002, 2003, 2004, 2005:

● Check the tolerance time SGE changeover and if required, increase the value (p9650/p9850, p9652/

● Check the wiring of the safety-related inputs (SGE) (contact problems).

● Check the causes for STO selection in r9772. For active SMM functions (p9501 = 1), STO can also be

selected as a result of these functions.

● Replace the hydraulic module involved.

This fault can be acknowledged after resolving the cause of fault and after selecting/deselecting STO.

For fault value 6000:

Carry out a POWER ON (power off/on) for all components.

Check whether there is a DRIVE-CLiQ communications error between the two monitoring channels, and if

required carry out a diagnostics routine for the faults identified.

Set the monitoring cycles longer (p9500, p9511).

Upgrade firmware to later version.

Contact the Hotline.

Replace the Control Unit.

For fault value 6004:

Check the value setting in the F-parameter F_Dest_Add at the PROFIsafe slave.

Check the setting of the PROFIsafe address of the Control Unit (p9610) and that of the Hydraulic Module

Function Manual, 12/2017, 6FC5397-4BP40-6BA1

Safety Integrated