HEIDENHAIN PROFIBUS-DP (DPV0) - Manual (Page 3)

Contents
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5 Encoder and Gateway functionality, DPV0 .............................................................. 31
5.1 Basic functionality ................................................................................................. 31
5.2 PROFIBUS data transfer principle ........................................................................ 31
5.2.1 During Configuration (DDLM_Chk_Cfg mode) ........................................ 31
5.2.2 During Parameterization (DDLM_Set_Prm mode) .................................. 31
5.2.3 Normal operation (DDLM_Data_Exchange mode) .................................. 32
5.3 Configuration, DPV0 ............................................................................................. 32
5.4 Parameterization, DPV0 ....................................................................................... 32
5.4.1 Code sequence......................................................................................... 34
5.4.2 Class 2 functionality .................................................................................. 34
5.4.3 Commissioning diagnostics ..................................................................... 34
5.4.4 Scaling function control ............................................................................ 35
5.4.5 Measuring units per revolution ................................................................ 35
5.4.6 Total measuring range (units) ................................................................... 37
5.4.7 Velocity control.......................................................................................... 38
5.4.8 Velocity calculation .................................................................................... 39
5.5 Data transfer in normal operation (DDLM_Data_Exchange) ............................... 40
5.5.1 Data exchange mode ............................................................................... 40
5.5.2 Preset function ......................................................................................... 41
5.6 Diagnostics ........................................................................................................... 43
5.6.1 Diagnostic Header .................................................................................... 45
5.6.2 Alarms ....................................................................................................... 45
5.6.3 Operating Status ....................................................................................... 47
5.6.4 Encoder type............................................................................................. 48
5.6.5 Singleturn resolution or measuring step .................................................. 49
5.6.6 Number of distinguishable revolutions .................................................... 49
5.6.7 Additional alarms ...................................................................................... 50
5.6.8 Supported alarms ..................................................................................... 50
5.6.9 Warnings ................................................................................................... 51
5.6.10 Supported warnings ................................................................................. 52
5.6.11 Profile Version ........................................................................................... 53
5.6.12 Software Version ....................................................................................... 53
5.6.13 Operating time .......................................................................................... 54
5.6.14 Offset value ............................................................................................... 55
5.6.15 Offset value of the encoder manufacturer............................................... 55
5.6.16 Scaling parameters settings ..................................................................... 56
5.6.17 Encoder serial number ............................................................................. 57
6 Encoder commissioning example, DPV0 ................................................................. 58
7 Revision history ............................................................................................................ 61