Overview
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 3300/16-11-01-02-00-02-00 |
| Brand | Bently Nevada |
| Product Type | XY/GAP Dual Vibration Monitor |
| Origin | USA |
| Weight | Approx. 1.0 kg |
| Dimensions | 5.1 cm x 20.3 cm x 33.0 cm |
| Operating Temp | 0 deg C to 65 deg C |
| Power Consumption | Approx. 2 W nominal |
| Base Model | 3300/16 |
| Channels | 2 independent vibration monitoring channels |
| Input Type | Proximity probe / Proximitor sensor input |
| Measurement Range | 0 to 100 um peak-to-peak |
| Transducer Compatibility | 7200 series and compatible proximity transducer systems |
| Sensitivity | 200 mV/mil |
| Frequency Response | 4 Hz to 4,000 Hz or 1 Hz to 600 Hz selectable |
| Alarm Function | Programmable alarm comparison and relay activation |
| Output Signals | Analog recorder outputs and buffered vibration outputs |
| Mounting Type | Bently Nevada 3300 rack module |
| Communication Interface | 3300 system backplane interface |
Eddy-Current Probe Signal Processing and Rotor Dynamics
The Bently Nevada 3300/16 module processes eddy-current probe signals for non-contact shaft displacement measurement. Moreover, the module applies probe scaling characteristics to convert displacement signals into vibration amplitude and shaft position data.
The monitor supports gap voltage validation by evaluating probe operating conditions during commissioning and maintenance activities. Therefore, technicians can verify sensor positioning and confirm that the proximity measurement circuit operates within the expected electrical range.
The dual-channel architecture separates X and Y vibration measurement paths for rotor dynamics analysis. In addition, the signal processing design supports vibration trend evaluation and reduces measurement interference between independent channels through controlled signal conditioning.
Frequently Asked Questions
Q: What sensor input does the Bently Nevada 3300/16-11-01-02-00-02-00 accept?
A: The module accepts compatible eddy-current proximity probe and Proximitor system signals for vibration and shaft position measurement.
Q: How does the module process vibration channels?
A: The module provides two independent channels that process radial shaft vibration signals and gap position signals through the 3300 rack interface.
Q: Does the module require a dedicated rack installation?
A: Yes. The 3300/16-11-01-02-00-02-00 installs into a compatible Bently Nevada 3300 monitoring rack and communicates through the system backplane.
Field Installation Guidelines
- Install the module in a compatible Bently Nevada 3300 rack chassis according to system configuration requirements.
- Verify proximity probe type, extension cable compatibility, and Proximitor connection before applying power.
- Maintain proper cable routing between vibration sensors and the monitoring rack to reduce electrical interference.
- Connect cable shields according to plant grounding practices and avoid parallel routing with high-current power cables.
- Confirm probe gap voltage and channel operation before enabling machine protection alarms.
- Configure vibration alarm limits according to the monitored machine protection requirements.
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