Siemens SINUMERIK 828D Function Manual page 26

Table of contents
14.6.4.13Rotate spindle with constant cutting rate [feet/min] ............................................................... 1192
14.6.4.14Error messages ..................................................................................................................... 1193
14.6.5 Starting ASUBs ...................................................................................................................... 1195
14.6.5.1 The ASUB UP interface ......................................................................................................... 1196
14.6.5.2 Signal flow ............................................................................................................................. 1197
15 R1: Reference point approach ..............................................................................................................1199
15.1 Brief Description .................................................................................................................... 1199
15.2 Axis­specific referencing........................................................................................................ 1200
15.3 Channel­specific referencing ................................................................................................. 1203
15.4 Reference point appraoch from part program (G74) ............................................................. 1205
15.5 Referencing with incremental measurement systems ........................................................... 1206
15.5.1 Zero mark selection with BERO ............................................................................................. 1206
15.5.2 Chronological sequence ........................................................................................................ 1207
15.5.3 Phase 1: Traversing to the reference cam ............................................................................. 1208
15.5.4 Phase 2: Synchronization with the zero mark ........................................................................ 1210
15.5.5 Phase 3: Traversing to the reference point ............................................................................ 1216
15.5.6 Restoration of position after POWER OFF ............................................................................ 1218
15.5.6.1 Buffered actual value ............................................................................................................. 1219
15.5.6.2 Position restoration with POWER ON .................................................................................... 1220
15.6 Referencing with distance­coded reference marks................................................................ 1222
15.6.1 General overview ................................................................................................................... 1222
15.6.2 Basic parameter assignment ................................................................................................. 1222
15.6.3 Chronological sequence ........................................................................................................ 1224
15.6.4 Phase 1: Travel across the reference marks with synchronization ........................................ 1224
15.6.5 Phase 2: Travel to fixed stop ................................................................................................. 1226
15.7 Referencing by means of actual value adjustment ................................................................ 1229
15.7.1 Actual value adjustment to the referencing measurement system ........................................ 1229
15.7.2 Actual value adjustment to the referenced measurement system ......................................... 1229
15.7.3 Actual value adjustment for measuring systems with distance-coded reference marks ........ 1230
15.8 Referencing in follow­up mode .............................................................................................. 1232
15.9 Referencing with absolute value encoders ............................................................................ 1235
15.9.1 Information about calibration ................................................................................................. 1235
15.9.2 Calibration by entering a reference point offset ..................................................................... 1237
15.9.3 Adjustment by entering a reference point value .................................................................... 1238
15.9.4 Automatic calibration with probe ............................................................................................ 1239
15.9.5 Calibration with BERO ........................................................................................................... 1241
15.9.6 Reference point approach with absolute encoders ................................................................ 1242
15.9.7 Reference point approach in rotary absolute encoders with external zero mark ................... 1242
15.9.8 Automatic encoder replacement detection ............................................................................ 1245
15.9.9 Enabling the measurement system ....................................................................................... 1246
15.9.10 Referencing variants that are not supported .......................................................................... 1247
15.10 Supplementary conditions ..................................................................................................... 1248
15.10.1 Large traverse range ............................................................................................................. 1248
15.11 Data lists ................................................................................................................................ 1250
15.11.1 Machine data ......................................................................................................................... 1250
15.11.1.1NC-specific machine data ...................................................................................................... 1250
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Function Manual, 09/2011, 6FC5397-0BP40-2BA0
Basic Functions