ABB ACS880 User Manual page 51

Safely-limited speed without the encoder interface (option +q966) for multidrives
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Action
WARNING!
Obey the safety instructions. If you ignore them, injury or death, or damage to the equipment
can occur.
Initial status
Make sure that the drive is ready for use, that is, you have done the tasks of the drive start-up procedure.
Refer to the hardware manuals.
Before you do the motor ID run, you must deactivate the SLS and SMS functions:
• SLS function: Make sure that the SLS request is not active (for example, from a switch).
• SMS function: Set parameter 200.71 SMS activity and version to value Disabled.
After the motor ID run, activate the SLS and SMS functions.
Make sure that the FSO STO function is configured and validated. Refer to the FSO module user's
manual.
Internal monitoring of the FSO module can trigger the STO function even if you have not defined an
external request signal. The STO function must be validated before other safety functions.
For the SLS and SMS functions: Make sure that SSE parameters are set and SSE function is validated
for trip limit situations as described in the FSO module user's manual.
Checks and settings with no voltage connected
Stop the drive and do the steps in section
work.
After you connect the SLS activation signal or an indication system to the drive, do a check of the con-
nections against the applicable circuit diagrams. Do the check also if you made other connections to
the safety circuit on site (for example, connected shipping splits of large drives).
Settings with voltage connected
Close the cabinet doors and power up the drive. Refer to the hardware manual.
Make sure that the parameter settings related to the safety functions are correct. Refer to chapter
Parameter
settings.
For the SMS function:
• Make sure that the SMS function is active (parameter 200.71 SMS activity and version is set to value
Version 1).
• Set parameter SMS.14 SMS trip limit positive to half of the value that will be used in the application.
• Set parameter SMS.13 SMS trip limit negative to zero.
For more information, refer to section
For the SSM function: For more information, refer to section
Save the FSO safety file (button Save safety file in the Drive Composer pro PC tool).
Note: The FSO safety file is not included in the drive backup process.
Electrical safety precautions (page 9)
Parameters for the SMS function (page
Parameters for the SSM function (page
Start-up and validation test 51
before you start the
43).
43).
12

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