Commissioning Test For Safety Function Sto - Danfoss iC7 Series Operating Manual

Operating Guide | iC7-Automation Functional Safety
Before the commissioning test:
Check that the machine is properly wired.
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All safety equipment, such as protective door monitoring devices, light barriers, or emergency stop switches are connected and
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ready for operation.
All motor parameters and command parameters are correctly set on the drive.
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Table 33: Commissioning Checklist for Frequency Converters with +BEF2
Check type
Mechanical installation
Electrical installation
Functional safety commissioning

Commissioning Test for Safety Function STO

4.8.4
Table 34: Commissioning Test for STO
Test procedure
1 Power on the frequency converter.
2 Make sure that the other STO function parameters are configured correctly.
3 Check that no safety faults are present.
4 Make sure that the motor runs and stops freely.
5 Remove the 24 V DC voltage supply to safe input terminals using the safety device while the frequency
converter drives the motor (that is, the mains supply is not interrupted).
Alternatively, activate the STO function via the safe fieldbus.
6 Make sure that the drive STO is activated immediately after the STO request.
7 If STO feedback is used, check the state of the STO feedback to verify that STO is activated. See
8 Verify that the motor coasts.
It may take a long time for the motor to stop.
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Task
Check that the units have been installed according to the documentation
included in the shipment.
Check that the operating conditions are within the allowed range.
Check that the packaging materials and tools have been removed from the
installation area.
Check that the appropriate supply (input power) fuses are installed.
I/O wiring is appropriately clamped, marked, tightened, and protected.
Check that the system is in an operational state when the safety function is
required.
Make sure that the acknowledgment method has been configured appro-
priately for the application (for example, manual or automatic acknowledg-
ment).
Activate the safety function by requesting it.
Verify that the system functions as desired.
Functional Safety for Frequency Converters, Upgradable (+BEF2)
AQ319741840653en-000401 / 136R0268 |
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