HEIDENHAIN TNC 426 PB - Page 5

November 2001 HEIDENHAIN Service Manual TNC 426/430 C/P/M
14 Interface to Servo Amplifier............................................................................................ 225
14.1 Analog/Digital Nominal Value to Servo Amplifier....................................................... 225
14.2 Overview of Test Routines for Error Diagnosis......................................................... 226
14.2.1 Test routine 1, Checking the analog speed command interface ..................... 227
14.2.2 Test routine 2 ................................................................................................... 229
14.2.3 Test routine 3 ................................................................................................... 232
14.2.4 Test routine 4 ................................................................................................... 233
14.2.5 Test routine 5 ................................................................................................... 235
14.2.6 Test routine 6 ................................................................................................... 238
14.2.7 Test routine 7 ................................................................................................... 239
14.2.8 Test routine 8 ................................................................................................... 241
14.2.9 Test routine 9 ................................................................................................... 244
14.2.10 Test routine 10 ............................................................................................... 245
14.2.11 Test routine 11 ............................................................................................... 247
14.3 Speed Adjustment at Servo Amplifier....................................................................... 250
14.4 Adjusting the Electrical Offset................................................................................... 251
14.5 Integrated Oscilloscope............................................................................................. 253
15 PLC Interface .................................................................................................................... 257
15.1 Specifications ............................................................................................................ 257
15.2 Monitoring the PLC Inputs and Outputs.................................................................... 258
15.3 Service Diagnosis in PLC mode................................................................................. 261
15.3.1 TRACE function ............................................................................................... 261
15.3.2 LOGIC diagram ................................................................................................ 262
15.3.3 TABLE Function ............................................................................................... 264
15.4 Re-compile PLC program........................................................................................... 265
15.5 Calling the PLC Error Table (<Name>.PET) for Diagnosis Purposes......................... 266
15.6 Creating a Cross Reference List for Diagnosis Purposes.......................................... 267
15.7 Nonvolatile PLC Markers and Words......................................................................... 268
16 Serial Handwheels........................................................................................................... 271
16.1 Handwheel HR 130/130.001/330 .............................................................................. 271
16.2 HR 332 Handwheel ................................................................................................... 273
16.3 HR 410 Handwheel ................................................................................................... 276
17 3-D Touch Probes.............................................................................................................279
17.1 Overview ................................................................................................................... 279
17.1.1 Touch probes for workpiece setup and measurement .................................... 279
17.1.2 Touch probe for digitizing ............................................................................... 279
18 Data Interfaces ................................................................................................................. 281
18.1 Wiring Diagram for Data Interfaces........................................................................... 281
18.1.1 RS-232-C/V.24 .................................................................................................. 281
18.1.2 RS-422/V.11 ..................................................................................................... 284
18.2 Data Interface Operating Modes............................................................................... 285
18.2.1 Overview of operating modes ......................................................................... 285
18.2.2 Interface configuration and assignment of mode ............................................ 286
19 Transfer of Files via Data Interface................................................................................. 287
19.1 The Data Transfer Menu............................................................................................ 287
19.2 Downloading Files from the TNC via Data Interface ................................................. 288
19.3 Uploading Files onto the TNC via Data Interface....................................................... 289