Siemens SINAMICS G120 Function Manual page 281

Procedure
To perform an acceptance test of the STO function as part of the extended functions,
proceed as follows:
1.
2.
3.
4.
You have performed the acceptance test of the STO function.
Safety Integrated - SINAMICS G110M, G120, G120C, G120D and SIMATIC ET 200pro FC-2
Function Manual, 04/2014, FW V4.7, A5E34261271B AA
The inverter is ready
The inverter signals neither faults nor alarms of the safety functions
•
(r0945[0...7], r2122[0...7]).
STO is not active (r9722.0 = 0).
•
Switch on motor
2.1. Enter a speed setpoint ≠ 0.
2.2. Switch on the motor (ON command).
2.3. Check that the correct motor is running.
Select STO
3.1. Select STO while the motor is running.
3.2. Check the following:
If a mechanical brake is not available, the motor coasts down.
•
A mechanical brake brakes the motor and holds it to ensure that it
remains at a standstill.
The inverter signals neither faults nor alarms of the safety functions
•
(r0945[0...7], r2122[0...7]).
The inverter signals the following: "STO is active" (r9722.0 = 1).
•
Deselect STO
4.1. Deselect STO.
4.2. Check the following:
STO is not active (r9722.0 = 0).
•
The inverter signals neither faults nor alarms of the safety functions
•
(r0945[0...7], r2122[0...7]).
A.1 Examples of acceptance tests
Appendix
Status
281