Siemens Sinamics G120 Function Manual page 293

Acknowledging a discrepancy message
Procedure
To acknowledge the discrepancy message, proceed as follows:
1. Remove the discrepancy.
2. Acknowledge the discrepancy message in one of the following ways:
3. Acknowledge the inverter with the "standard" acknowledge signal.
You have acknowledged the discrepancy message
Safety Integrated - SINAMICS G110M, G120, G120C, G120D and SIMATIC ET 200pro FC-2
Function Manual, 01/2017, FW V4.7 SP6, A5E34261271B AD
6.9 Response to a discrepancy in the signals transferred via PROFIsafe
Selected setting How can the internal event be acknowledged?
F-DI
Extended Functions ---
via PROFIsafe
Extended Functions Select and deselect
via PROFIsafe and Ba‐ STO (F‑DI =
sic Functions via on‐ 1 → 0 → 1)
board terminals
PROFIsafe
Select and deselect STO
(PROFIsafe control word 1,
bit 0 = 1 → 0 → 1)
or
Select and deselect SS1 (PRO‐
FIsafe control word 1, bit 1
= 1 → 0 → 1)
or
Fail-safe acknowledgment
(PROFIsafe control word 1,
bit 7 = 0 → 1 → 0)
Select and deselect STO
(PROFIsafe control word 1,
bit 0 = 1 → 0 → 1)
or
Select and deselect SS1 (PRO‐
FIsafe control word 1, bit 1
= 1 → 0 → 1)
or
Fail-safe acknowledgment
(PROFIsafe control word 1,
bit 7 = 0 → 1 → 0)
Operation
Alternative
Switch off the
power supply volt‐
age and switch
on again.
Switch off the
power supply volt‐
age and switch
on again.
293