Siemens CU240B-2 Function Manual

6.6.5 Switching on the motor when SLS is active
Switch on motor
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Figure 6-32 Switching the motor off and on (ON/OFF1) when SLS is active
Procedure
To switch the motor on with SLS active, proceed as follows:
1. Select STO (or SS1).
2. Deselect STO (or SS1).
3. After deselecting STO, wait until the inverter is "ready to switch on".
Alternatively: After deselecting STO, wait a certain time before switching on. We
recommend a wait time of 200 ms.
4. Switch on motor within 5 s after deselecting STO (ON command).
You have switched on the motor.
Inverter signal Parameter Included in the PROFI‐
safe telegram
Can be interconnec‐
ted with
F-DI F-DO
STO active (extended functions) r9722.0 ✓ --- ✓
Deselect STO (extended functions) r9720.0 ✓ ✓ ---
SLS active r9722.4 ✓ --- ✓
Deselect SLS r9720.4 ✓ ✓ ---
Ready to switch on r0052.0 --- --- ---
ON/OFF1 r0054.0 --- --- ---
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Operation
6.6 Safely Limited Speed (SLS)
Safety Integrated - SINAMICS G110M, G120, G120C, G120D and SIMATIC ET 200pro FC-2
266 Function Manual, 01/2017, FW V4.7 SP6, A5E34261271B AD

Siemens CU240B-2 Specifications

General

Brand	Siemens
Model	CU240B-2
Category	Inverter
Language	English