Rockwell Automation 1441-PEN25-Z Enpac 2500 Data Collector User Manual
Page 10

10
Rockwell Automation Publication GMSI10-UM002D-EN-E - August 2012
Table of Contents
Displaying Measurements Using a Nyquist Plot. . . . . . . . . . . . . . . . . . . . 263
Setting Up the Nyquist Plot . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 263
Displaying the Nyquist Plot . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 265
Displaying Measurements in Table Format . . . . . . . . . . . . . . . . . . . . . . . . 266
Setting Up the Table. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 266
Displaying the Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 268
Displaying Measurements Using a Waterfall. . . . . . . . . . . . . . . . . . . . . . . 269
Setting Up the Waterfall . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 269
Displaying the Waterfall Plot . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 271
Displaying Measurements Using a Spectrogram . . . . . . . . . . . . . . . . . . . . 274
Setting Up the Spectrogram Plot. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 274
Displaying the Spectrogram Plot . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 276
Saving Run Up/Coast Down Measurements. . . . . . . . . . . . . . . . . . . . . . . 277
Recalling a Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 279
Reviewing Run Up/Coast Down Measurements . . . . . . . . . . . . . . . . . . . 280
Deleting Run Up/Coast Down Files . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 282
FRF Frequency Response Function
Extension Module
Test Hardware Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 286
Avoid Bad Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 287
FRF Analysis Set-up Parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 290
Collect FRF Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 292
Field Calibration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 295
Saving, Reviewing, and Deleting FRF Measurements . . . . . . . . . . . . . . . 297
Save an FRF Test Setup and Measurement. . . . . . . . . . . . . . . . . . . . . 297
Importing to ODS Analysis Software. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 298
Frequently Asked Questions and
Answers
Setting Up Measurement Definitions in Emonitor . . . . . . . . . . . . . . . . . 303
How do I set up measurement definitions?. . . . . . . . . . . . . . . . . . . . . 303
Why do unsupported selections appear in Emonitor? . . . . . . . . . . . 303
Why can’t I edit the measurement definitions units?. . . . . . . . . . . . 304
I think I lost some data. What happened? . . . . . . . . . . . . . . . . . . . . . . 304
Why won’t Emonitor load a list to the Enpac 2500? . . . . . . . . . . . . 305
Why does Emonitor rebuild the Quickload files? . . . . . . . . . . . . . . . 305
How do I load a list to the PCMCIA card? . . . . . . . . . . . . . . . . . . . . 305
How do I tell when loading or unloading is done? . . . . . . . . . . . . . . 305
Collecting Data with the Enpac 2500 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 306
Why does the Enpac 2500 seem to skip
measurements at a location? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 306