AppendicesA.1 Structure of user data/process dataATD4xxW Door Controller for Industrial Applications288 System Manual, 01/2017, A5E38080677-ABDCMD expansion bitsThe door command expansion bits for the DCMD signal are located in the high byte (bits8 to 15) of TSW1.Table A- 17 DCMD expansion bitsBit Description8 Slow (see Section Slow driving curve profile (Page 48))9 Automatic ImpulseStop (see Section Automatic ImpulseStop (Page 66))10 NDG (second force and energy profile; see Force and energy profiles (NDG mode) (Page 47))11 Special (see Section Learn run (Page 29))12 Partial (see Section Partial opening (Page 45))13Reserved14 DCOPS sensor (see Section DCOPS (door closed/opened position sensor) (Page 49))15 LB sensor (see Section Light barrier (Page 85))NoteThe light barrier signal is low-active. The signal must, therefore, be connected to a 1 (high) inthe idle state. Closing commands would otherwise be converted to an opening commanddue to the reversing effect of the interrupted light barrier signal.