Contents
Instrument Overview ........................................................................2
Instrument parts................................................................................ 2
General description........................................................................... 2
Displays and icons .............................................................................3
Start up.............................................................................................. 4
Batteries ............................................................................................ 5
Settings.............................................................................................. 6
Battery type.................................................................................... 6
Unit for temperature measurement .................................................. 6
Unit for bearing diameter setting ..................................................... 6
Accessories................................................................................... 7
Shock Pulse Measurement ...................................................... 8
The Shock Pulse Method................................................................... 8
Carpet value dBc............................................................................. 8
Maximum value dBm ....................................................................... 8
dBm/dBc......................................................................................... 8
Normalized shock pulse values with dBi............................................ 9
Unnormalized readings............................................................................9
The dBm/dBc technique................................................................... 10
Rules for measuring points................................................................ 11
Measuring points, examples............................................................. 12
Measuring range ............................................................................. 14
Creating acceptable measuring conditions ....................................... 15
Measuring intervals ......................................................................... 16
Shock pulse transducers.................................................................... 17
Bearing Measurement ............................................................... 19
Input data .......................................................................................... 19
Entering shaft diameter and rpm for dBi calculation .......................... 19
Entering dBi manually...................................................................... 19
Shock pulse measurement ................................................................20
Transducer Line Test.......................................................................... 21
Storing measurement results ............................................................ 21
Listening to the shock pulse pattern ................................................ 22
Evaluating the Bearing Condition........................................... 23
Identifying the shock pulse source ................................................... 24
Shock pulse patterns – condition codes ...........................................25
Typical shock pulse patterns from rolling bearings ..........................26
Confirming bearing damage .............................................................30
Evaluation flow chart......................................................................... 32
Temperature Measurement...................................................... 34
Using the Stethoscope Function............................................. 35
Technical Specifications............................................................. 36
Maintenance and calibration............................................................. 37
