Lenze E94AxPExxxx - Manual (Page 7)

Lenze · 9400 Servo PLC· Reference manual · DMS 4.0 EN · 11/2013 · TD05/06
7
Contents
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6.7 V/f control (VFCplus) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 245
6.7.1 Signal flow _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 246
6.8 Parameterisable additional functions _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 248
6.8.1 Correction of the stator leakage inductance... _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 249
6.8.2 Field weakening for synchronous machines _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 254
6.8.3 Flying restart function _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 257
6.8.4 DC-injection braking _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 260
6.9 Monitoring _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 262
6.9.1 Signal flow _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 262
6.9.2 Motor monitoring (I
2
xt) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 263
6.9.2.1 Example for entry of the characteristic for asynchronous servo motor _ _ _ _ 266
6.9.2.2 Example for entry of the characteristic for synchronous servo motor _ _ _ _ _ 267
6.9.2.3 UL 508-compliant I²xt motor temperature monitoring _ _ _ _ _ _ _ _ _ _ _ _ _ 268
6.9.3 Motor temperature monitoring _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 270
6.9.3.1 Specific characteristic for the motor temperature sensor _ _ _ _ _ _ _ _ _ _ _ _ 271
6.9.3.2 Motor temperature monitoring (PTC) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 272
6.9.3.3 Temperature monitoring of a second motor _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 273
6.9.4 Motor phase failure monitoring _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 274
6.9.4.1 Monitoring of the individual motor phases during operation _ _ _ _ _ _ _ _ _ 274
6.9.4.2 Checking the individual motor phases before operation is started _ _ _ _ _ _ _ 275
6.9.5 Maximum current monitoring _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 276
6.10 Internal interfaces | "LS_MotorInterface" system block _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 277
7 Encoder evaluation _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 281
7.1 Internal interfaces | "LS_Feedback" system block _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 282
7.1.1 Use of an external position encoder _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 283
7.2 Signal flow _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 284
7.3 Parameter setting _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 285
7.3.1 Controller configuration _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 287
7.3.2 System with motor encoder _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 288
7.3.3 System with motor encoder and position encoder _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 289
7.3.4 Position feedback with a linear distance measuring device _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 291
7.3.4.1 Conversion from linear to rotative encoder variables _ _ _ _ _ _ _ _ _ _ _ _ _ _ 291
7.3.5 Adaptation of the resolver evaluation dynamics _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 293
7.3.6 Parameterisation of an unknown Hiperface encoder _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 293
7.3.7 Parameterisation of a Hiperface® encoder with increased initialisation time _ _ _ _ _ _ _ 294
7.3.8 Use of an SSI encoder at X8 _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 295
7.3.8.1 "LS_SsiEncoderX8" system block _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 296
7.3.8.2 Division of the SSI data word into partwords _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 297
7.3.8.3 Linear distance measuring devices with SSI protocol _ _ _ _ _ _ _ _ _ _ _ _ _ _ 298
7.3.9 Rotative encoder with SSI protocol _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 301
7.3.10 Provision of the encoder signal of input X8 _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 303
7.3.10.1 System block "LS_EncoderX8" _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 303
7.3.10.2 Activate evaluation _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 304
7.3.11 Resolver error compensation _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 306
7.3.12 Encoder angular drift monitoring _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 307
7.3.12.1 Angular drift monitoring for encoders without absolute information _ _ _ _ _ 307
7.3.12.2 Angular drift monitoring for encoders with absolute information _ _ _ _ _ _ _ 308