
Table of contents
Enclosed Drives
14 Operating Instructions, 12/2018, A5E36652151A
9.3.10.4 DC braking ........................................................................................................................... 542
9.3.11 Increasing the output frequency........................................................................................... 544
9.3.11.1 Description ........................................................................................................................... 544
9.3.11.2 Default pulse frequencies .................................................................................................... 545
9.3.11.3 Increasing the pulse frequency ............................................................................................ 545
9.3.11.4 Maximum output frequency achieved by increasing the pulse frequency ........................... 546
9.3.11.5 Parameters........................................................................................................................... 546
9.3.12 Derating behavior at increased pulse frequency ................................................................. 547
9.3.13 Pulse frequency wobbling .................................................................................................... 548
9.3.14 Runtime (operating hours counter) ...................................................................................... 550
9.3.15 Simulation mode .................................................................................................................. 551
9.3.16 Direction reversal ................................................................................................................. 553
9.3.17 Unit changeover ................................................................................................................... 554
9.3.18 Simple brake control ............................................................................................................ 556
9.3.19 Synchronization.................................................................................................................... 559
9.3.20 Energy saving indicator for pumps, fans, and compressors................................................ 560
9.3.21 Write protection .................................................................................................................... 563
9.3.22 Know-how protection ........................................................................................................... 565
9.3.22.1 Description ........................................................................................................................... 565
9.3.22.2 Activating know-how protection ........................................................................................... 567
9.3.22.3 Deactivating know-how protection ....................................................................................... 569
9.3.22.4 Changing the know-how protection password ..................................................................... 570
9.3.22.5 OEM exception list ............................................................................................................... 570
9.3.22.6 Loading data with know-how protection into the file system................................................ 571
9.3.22.7 Overview of important parameters....................................................................................... 574
9.3.23 Essential service mode ........................................................................................................ 574
9.3.24 Web server........................................................................................................................... 579
9.3.24.1 Description ........................................................................................................................... 579
9.3.24.2 Starting the web server ........................................................................................................ 583
9.3.24.3 Web server configuration ..................................................................................................... 585
9.3.24.4 Display areas ....................................................................................................................... 586
9.3.24.5 Overview of important parameters....................................................................................... 588
9.3.25 Tolerant encoder monitoring ................................................................................................ 588
9.3.25.1 General information ............................................................................................................. 588
9.3.25.2 Encoder track monitoring ..................................................................................................... 589
9.3.25.3 Zero mark tolerance............................................................................................................. 590
9.3.25.4 Freezing the actual speed for dn/dt errors........................................................................... 591
9.3.25.5 Adjustable hardware filter .................................................................................................... 591
9.3.25.6 Edge evaluation of the zero mark ........................................................................................ 592
9.3.25.7 Signal edge evaluation (1x, 4x)............................................................................................ 593
9.3.25.8 Setting the measuring time to evaluate speed "0" ............................................................... 594
9.3.25.9 Sliding averaging of the speed actual value ........................................................................ 594
9.3.25.10 Rotor position adaptation ..................................................................................................... 595
9.3.25.11 Pulse number correction for faults ....................................................................................... 595
9.3.25.12 "Tolerance band pulse number" monitoring......................................................................... 596
9.3.25.13 Troubleshooting, causes and remedies............................................................................... 598
9.3.25.14 Tolerance window and correction ........................................................................................ 600
9.3.25.15 Dependencies ...................................................................................................................... 600
9.3.25.16 Overview of important parameters....................................................................................... 602
9.3.26 Position tracking................................................................................................................... 603
9.3.26.1 General information ............................................................................................................. 603
9.3.26.2 Measuring gearbox .............................................................................................................. 604