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  • 1

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  • 2

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Technical specifications for 3300/55

  • Manufacturer:
    Bently Nevada
  • Product Category:
    Machinery Monitoring Systems
  • Spare Part Number:
    3300/55
  • Estimated shipping dimensions:
    5x32x20.3cm
  • Weight:
    1.18 kg
  • Tariff Code:
    8537101190
  • Counliy of origin:
    USA
  • System family:
    3300 machinery protection
  • Monitor channels:
    2
  • Supported transducers:
    Velomitor, HTVS or Velocity Seismoprobe
  • Primary measurement:
    Velocity vibration
  • Filter control:
    Field-programmable high- and low-pass corners
  • Alarm processing:
    Independent Alert and Danger functions
  • Operator access:
    Buffered transducer outputs and status indication
  • Acceptance method:
    Dual-channel amplitude, frequency and alarm test

Information

Overview Manuals Common Applications Product Precautions
The monitor conditions two velocity inputs and applies field-selectable filtering and alarm logic for machinery-housing vibration protection.
  • Accepts one or two velocity-transducer signals.
  • Supports multiple Bently Nevada seismic transducer families.
  • Uses selectable filtering for the intended machine response band.
  • Provides continuous channel status and vibration alarms.

Use 3300/55 only in the specified monitoring chain and verify the complete signal path after controlled replacement.

Important Notice: Capture the installed 3300/55 interfaces and configuration before removal, then prove the monitored value, status and alarm path after installation.

Bently Nevada 3300/55 Manuals & Downloads
Bently Nevada 3300/55 Technical Reference Excerpt (PDF)Bently Nevada 3300/55 Installation & Commissioning Guide (PDF)

The first PDF covers the product function, system role and technical selection. The installation guide covers identification, connection checks, commissioning and the acceptance test results.

Bearing-housing vibration
Monitors velocity at machinery supports.
High-temperature service
Accepts signals from HTVS installations.
Machine protection
Applies Alert and Danger logic to velocity measurements.
Diagnostic access
Provides buffered signals for portable analysis.
Before installing Bently Nevada 3300/55, confirm the specified system, interfaces and controlled configuration.
1
Confirm the complete 3300/55 marking and the specified dual velocity monitor position.
2
Place the affected machine protection channel in the approved maintenance state.
3
Capture the installed system family, monitor channels and supported transducers before removal.
4
De-energize the associated monitor, sensor supply or field circuit as the procedure requires.
5
Label every connector, conductor and shield before separation.
6
Inspect mating contacts, mounting hardware and cable condition before installation.
7
Restore the retained configuration and verify signal polarity and proportional response.
8
Function-test the complete alarm, indication and shutdown path before returning the machine to service.

Technical notes

Capture the installed 3300/55 interfaces and configuration before removal, then prove the monitored value, status and alarm path after installation.

FAQ View All FAQ

  • Which system family does Bently Nevada 3300/55 belong to?
    Bently Nevada 3300/55 belongs to the 3300 machinery protection family.
  • How many monitor channels does Bently Nevada 3300/55 provide?
    Bently Nevada 3300/55 provides 2 monitor channels.
  • Which supported transducers are compatible with Bently Nevada 3300/55?
    Bently Nevada 3300/55 supports Velomitor, HTVS or Velocity Seismoprobe.
  • What technical function defines the primary measurement of Bently Nevada 3300/55?
    The primary measurement is Velocity vibration.
  • What filter control applies to Bently Nevada 3300/55?
    The filter control is Field-programmable high- and low-pass corners.
  • How does Bently Nevada 3300/55 implement its alarm processing?
    Its alarm processing is Independent Alert and Danger functions.
  • Which value defines the operator access of Bently Nevada 3300/55?
    The operator access is Buffered transducer outputs and status indication.
  • Which test completes the acceptance method for Bently Nevada 3300/55?
    Perform Dual-channel amplitude, frequency and alarm test.
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