Description
Bently Nevada 3300/16 Dual Vibration Monitor
Configured for real-time radial vibration and shaft gap measurement in a 3300 Series rack, the Bently Nevada 3300/16-13-01-01-00-00-00 (3300/16 Dual Vibration Monitor Module) provides direct physical signal conditioning for dual proximity probe inputs within the Bently Nevada 3300 monitoring architecture.
Hardware Specifications
| Parameter |
Specification |
| ModelBrand |
Bently Nevada 3300/16-13-01-01-00-00-00 |
| OperatingTemp |
0 degC to +65 degC |
| PowerConsumption |
2 W nominal |
| Input Channels |
1 or 2 proximity probe inputs |
| Full Scale Range |
0 to 200 um pp |
| Input Impedance |
10 kOhm nominal |
| Frequency Response |
4 Hz to 4000 Hz / 1 Hz to 600 Hz selectable |
| Output Types |
4-20 mA, 0 to -10 Vdc, 1 to 5 Vdc |
| Relay Type |
SPDT epoxy sealed relays |
| Buffered Outputs |
Front panel coaxial per channel |
Eddy-Current Probe Scaling and Gap Validation Architecture
The module is aligned with Bently Nevada eddy-current proximity transducer systems, executing analog scaling of shaft displacement and gap voltage derived from probe tip-to-shaft interaction. Signal conditioning maintains proportionality to 200 um pp full-scale vibration limits while supporting -10 VDC gap validation targets used for axial position verification.
Cross-channel isolation and internal routing are structured to reduce measurement interference between dual probe inputs, ensuring stable vibration vector representation in XY configuration under rotating machinery dynamics.
Frequently Asked Questions
Q: Does the module support hot-swap insertion within a live 3300 rack system?
A: The module is designed for rack insertion in the 3300 backplane; however, insertion/removal under energized conditions depends on system configuration and rack implementation. Electrical interruption risk must be considered.
Q: What is the backplane power load requirement per slot?
A: The module consumes approximately 2 W nominal from the 3300 system power rail. No additional external supply is required.
Q: Are the analog outputs electrically isolated per channel?
A: Output channels provide conditioned signals; isolation behavior depends on rack-level grounding and system wiring topology rather than internal galvanic separation.
Field Installation Guidelines
Maintain correct alignment of the module into the 3300 rack backplane connector to ensure stable signal routing for both vibration and gap channels. Shielded coaxial connections from proximity probes must be grounded at a single-point reference to prevent ground loop currents.
Signal wiring for 4-20 mA outputs should follow minimum loop resistance requirements to maintain compliance voltage integrity. Avoid routing proximity probe cables parallel to high-voltage or high-frequency switching conductors to reduce induced noise coupling.
Ensure jumper settings for frequency response selection are configured prior to system energization. Improper configuration may result in incorrect low-frequency response during shaft start-up or coast-down conditions.
