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Contents
QuickStick HT User Manual
9
Rockwell Automation Publication MMI-UM007F-EN-P - September 2020
7 QSHT 5700 Inverter Safe Torque-off Function
Overview..........................................................................................................................263
Introduction......................................................................................................................264
Important Safety Considerations .........................................................................264
Stop Category Definition .....................................................................................264
Performance Level (PL) and Safety Integrity Level (SIL) ..................................265
Average Frequency of a Dangerous Failure ..............................................................265
Safe Torque-off Feature.............................................................................................266
Safe Torque-off Status ...............................................................................................267
Description of Operation ...........................................................................................269
Troubleshoot the Safe Torque-off Function ..............................................................272
Safe Torque-off Connector Data................................................................................274
Wire the Safe Torque-off Circuit...............................................................................275
Safe Torque-off Wiring Requirements ......................................................................276
Safe Torque-off Feature Bypass ................................................................................277
Cascade the Safe Torque-off Signal ..........................................................................278
Hardwired Safe Torque-off Electrical Specifications................................................279
Overview..........................................................................................................................281
Preventive Maintenance...................................................................................................282
Cleaning .....................................................................................................................283
Wear Surface Maintenance ........................................................................................283
Cable Connection Inspection .....................................................................................284
Hardware Inspection ..................................................................................................284
Transfer Log Files......................................................................................................284
Cleaning Magnet Arrays ............................................................................................285
Initial Troubleshooting ..............................................................................................286
Power-Related Troubleshooting ................................................................................287
Node Controller Troubleshooting..............................................................................292
Communication Troubleshooting ..............................................................................293
Motion Control Troubleshooting ...............................................................................294
Light Stack Troubleshooting .....................................................................................295
QSHT 5700 Inverter Fault Troubleshooting..............................................................296
Contact ICT Customer Support .......................................................................................300
Repair...............................................................................................................................301
Remove the Existing Motor.................................................................................302
Install the New Motor ..........................................................................................303