March, 2015 4-1
Application Techniques
0
4.1 DO Output with Fixed Distance ..................................................................................... 4-2
4.1.1 Description ............................................................................................................. 4-2
4.1.2 System Configuration ............................................................................................. 4-2
4.1.3 Servo System Setting ............................................................................................ 4-3
4.2 How to Use E-Cam Function to Compensate Tolerances on Lead Screw ................... 4-8
4.2.1 Description ............................................................................................................. 4-8
4.2.2 How does the System Work? ................................................................................. 4-8
4.2.2.1 Inconsistency between Command and Machine Position Caused by
Tolerances on Lead Screw .......................................................................... 4-8
4.2.3 Servo System Configuration .................................................................................. 4-9
4.2.3.1 The Conversion of Command and Compensation from Servo Drive .......... 4-9
4.2.3.2 Measurement and Measuring Result ........................................................ 4-11
4.2.3.3 Using E-Cam on ASDA-A2 for Compensation .......................................... 4-13
4.3 PT Command Transferred from Analog Voltage ......................................................... 4-17
4.3.1 Description ........................................................................................................... 4-17
4.3.2 System Configuration ........................................................................................... 4-17
4.3.3 Servo System Setting .......................................................................................... 4-18
4.3.3.1 Wiring ........................................................................................................ 4-18
4.3.3.2 Operation steps ......................................................................................... 4-19
4.4 Speed Change during Execution of PR Position Command ....................................... 4-22
4.4.1 Description ........................................................................................................... 4-22
4.4.2 How does system work? ...................................................................................... 4-22
4.4.3 Servo System Setting .......................................................................................... 4-23
4.4.3.1 Tips for Applying PR .................................................................................. 4-23
4.4.3.2 PR Program Setting .................................................................................. 4-23
4.5 Macro for E-Cam Application ....................................................................................... 4-26
4.5.1 Macro C ................................................................................................................ 4-26
4.5.2 Macro D ................................................................................................................ 4-27
4.5.5 Macro 10 .............................................................................................................. 4-35