IV
Chapter 9 Using PID Control for Constant Flow / Pressure Applications ............................................... 9-1
9.1 What is PID Control ................................................................................................................................... 9-1
9.2 Connect Transducer Feedback Signal .................................................................................................... 9-3
9.3 Engineering Units ...................................................................................................................................... 9-4
9.4 Sleep / Wakeup Function .......................................................................................................................... 9-5
Chapter 10 Troubleshooting and Fault Diagnostics ............................................................................... 10-1
10.1 General ................................................................................................................................................. 10-1
10.2 Fault Detection Function ....................................................................................................................... 10-1
10.3 Warning / Self-diagnosis Detection Function ....................................................................................... 10-7
10.4 Auto-tuning Error ................................................................................................................................ 10-15
10.5 PM Motor Auto-tuning Error ................................................................................................................ 10-16
Chapter 11 Inverter Peripheral Devices and Options ............................................................................. 11-1
11.1 Braking Resistors and Braking Units .................................................................................................... 11-1
11.2 AC Line Reactors .................................................................................................................................. 11-4
11.3 Input Noise Filters ................................................................................................................................. 11-6
11.4 Input Current and Fuse Specifications ................................................................................................. 11-8
11.5 PG Speed Feedback Card ................................................................................................................. 11-10
11.6 Other Options ..................................................................................................................................... 11-14
11.7
Communication Options .................................................................................................................... 11-17
Appendix A: Communication Networks ................................................................................................... A1-1
A1.1 RS485-- Network (Modbus) ................................................................................................................. A1-1
A1.2 Profibus DP Network ............................................................................................................................ A1-2
Appendix B: UL Instructions ....................................................................................................................... B-1