
Table of contents
ATD4xxW Door Controller for Industrial Applications
System Manual, 01/2017, A5E38080677-AB 7
3.3 Extended functions .................................................................................................................62
3.3.1 ImpulseDrive ...........................................................................................................................62
3.3.2 Automatic ImpulseDrive ..........................................................................................................64
3.3.3 ImpulseStop ............................................................................................................................65
3.3.4 Automatic ImpulseStop...........................................................................................................66
3.3.5 AssistedDrive ..........................................................................................................................67
3.3.6 Automatic AssistedDrive.........................................................................................................69
3.3.7 Positioning mode ....................................................................................................................70
3.3.8 Obstruction detection..............................................................................................................71
3.3.8.1 Obstruction detection process ................................................................................................72
3.3.8.2 Overcome obstruction.............................................................................................................72
3.3.8.3 Reversing (Retraction attempt)...............................................................................................73
3.3.8.4 Combination of retry and reverse ...........................................................................................74
3.3.8.5 Slow obstruction approach .....................................................................................................74
3.3.8.6 Wait mode...............................................................................................................................74
3.3.8.7 Expert configuration ................................................................................................................75
3.3.9 Free function blocks (FBLOCK)..............................................................................................76
3.3.9.1 Overview .................................................................................................................................76
3.3.9.2 Configuring the logic ...............................................................................................................78
3.3.9.3 Digital and logical input signals...............................................................................................80
3.3.9.4 Control bits..............................................................................................................................81
3.3.9.5 Special function blocks ...........................................................................................................81
3.3.9.6 Discrepancy analysis blocks...................................................................................................81
3.3.9.7 Basic blocks ............................................................................................................................81
3.3.9.8 Frequency analysis blocks......................................................................................................82
3.3.9.9 On delay block ........................................................................................................................82
3.3.9.10 Counter block..........................................................................................................................83
3.3.10 Basic parameter editor (as of V1.10) ......................................................................................83
3.4 Safety functions ......................................................................................................................85
3.4.1 Optional safety equipment ......................................................................................................85
3.4.1.1 Light barrier.............................................................................................................................85
3.4.1.2 Type 2 ESPE ..........................................................................................................................87
3.4.1.3 Pressure-sensitive edge (SR).................................................................................................89
3.4.2 Security policy.........................................................................................................................90
3.4.2.1 Safe force output.....................................................................................................................90
3.4.2.2 Safe speed observance (energy limiting) ...............................................................................90
3.4.2.3 Safe input signals according to PLd .......................................................................................91
3.4.2.4 Internal signal routing..............................................................................................................91
3.4.2.5 Redundant antivalent signal logic with discrepancy analysis .................................................92
3.4.2.6 Frequency-based input signals...............................................................................................93
3.4.2.7 Two-hand operation concept (according to Cat. IIIA) .............................................................94
3.4.2.8 Emergency stop concept in accordance with stop category 1 ...............................................96
3.4.2.9 Concept of fail-safe digital control (door OPEN/CLOSE) with emergency stop via 4
digital inputs ............................................................................................................................98
3.4.2.10 Concept of fail-safe digital control (door OPEN/CLOSE) with emergency stop via 3
digital inputs ..........................................................................................................................101