Ex certification: II 2 G Ex ib IIC T4 Gb

II            Non-mining
2            Zone 1
G            Gas atmosphere
Ex ib       Principle of protection:
              Intrinsic Safety EN 60079-11 , Zone 1
IIC         Gas group - Acetylene, Hydrogen
T4          Temperature class 135°C
Gb          Equipment Protection Level – Zone 1
              (high protection) 

Data Sheets & Manuals

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A4900 Vibrio M Ex key features

  • All basic vibrodiagnostics measurements:

  • Overall values, Time signal, Frequency bands, FFT Spectrum, Route measurement

  • 4 MB memory for data storage

  • Detects unbalance, loosenes, misalignment or bearing faults

  • ISO 10816-3 included

  • 8 hours of operation

​​​A4900 Vibrio M Ex


Vibration Meter, Analyzer and Data Collector in Intrinsically Safe Version


The A4900 Vibrio M is avaliable in an Ex version. All basic vibro-diagnostics measurements are available: Overall Values, FFT Spectrum, Time signal, Frequency bands, Route measurement and Expert system for automatic fault source detection. You can listen to the signal with the headphones supplied with every unit.

​The A4900 - Vibrio M Ex is equipped with 4 MB of memory for data storage. Data memory allows you to store off-route and route measurements.