Before installing the STO, check the items described in the following table to ensure that the STO function can be properly used.
Item | |
□ | Ensure that the drive can be run or stopped randomly during commissioning. |
□ | Stop the drive (if it is running), disconnect the input power supply, and isolate the drive from the power cable through the switch. |
□ | Check the STO circuit connection according to the circuit diagram. |
□ | Check whether the shielding layer of the STO input cable is connected to the +24 V reference ground COM. |
□ | Connect the power supply. |
□ | Test the STO function as follows after the motor stops running: l If the drive is running, send a stop command to it and wait until the shaft of the motor stops rotating. l Activate the STO circuit and send a start command to the drive. Ensure that the motor does not start. l Deactivate the STO circuit. |
□ | Restart the drive, and check whether the motor is running properly. |
□ | Test the STO function as follows when the motor is running:
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□ | Restart the drive, and check whether the motor is running properly. |