Understanding Portable Vibration Analyzers
Definition: What is a Portable Analyzer?
Portable vibration analyzer (also called handheld analyzer or field analyzer) is a battery-powered, compact instrument providing comprehensive vibration analysis capabilities including FFT spectral analysis, time waveform display, envelope analysis, phase measurement, balancing calculations, and advanced diagnostics. Unlike data collectors optimized for rapid route-based measurements, portable analyzers provide full analysis and diagnostic capabilities in the field for troubleshooting, detailed investigation, and balancing work.
Portable analyzers bring laboratory-quality vibration analysis to the machine location, enabling immediate diagnosis of vibration problems, field balancing of rotors, and detailed investigation without removing equipment or waiting for lab analysis. They are essential tools for vibration specialists, reliability engineers, and maintenance technicians performing advanced machinery diagnostics.
Key Capabilities
Spectral Analysis
- Real-time FFT computation and display
- Multiple frequency ranges and resolutions
- Zoom FFT for high resolution
- Cursor functions for peak identification
- Harmonic and sideband cursors
Advanced Analysis
- Envelope (demodulation) for bearing defects
- Order analysis for variable speed
- Orbit analysis (with two channels)
- Waterfall plots for transient capture
- Cepstrum analysis
Balancing Functions
- Single-plane and two-plane balancing calculations
- Influence coefficient method
- Polar plots and vector displays
- Trial weight guidance
- Correction weight calculation
Advantages Over Data Collectors
Full Analysis Capability
- Complete spectral analysis, not just overall levels
- Real-time display for immediate diagnosis
- Multiple analysis functions available on-site
- No need to return to office for analysis
Troubleshooting Power
- Investigate problems in detail immediately
- Test different operating conditions
- Compare before/after repairs
- Make decisions on-site
Balancing Capability
- Perform field balancing without separate equipment
- All-in-one tool for vibration and balancing
- Reduces equipment investment
Typical Applications
- Troubleshooting vibration problems
- Field balancing of fans, motors, pumps
- Acceptance testing of new equipment
- Detailed investigation of alarm conditions
- Training and demonstration
- Research and development testing
Portable vibration analyzers are sophisticated diagnostic tools that bring advanced vibration analysis capabilities to the field, enabling immediate problem diagnosis, field balancing, and detailed investigation without the delays and limitations of data collector route-based programs. They are essential instruments for vibration specialists and maintenance professionals performing advanced machinery diagnostics and precision balancing work.
EN 
AR 
AZ 
BG 
ZH 
HR 
CS 
DA 
NL 
ET 
FI 
FR 
DE 
KA 
EL 
HE 
HI 
HU 
ID 
IT 
JA 
KO 
LV 
LT 
MS 
NB 
FA 
PL 
PT_BR 
PT 
RO 
SR 
SK 
SL 
ES 
SV 
TH 
TR 
UR 
UK 
VI 