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Bently Nevada 330105-02-12-10-02-05 3300 XL 8 mm Reverse Mount Probe
Purchase authentic Bently Nevada 330105-02-12-10-02-05 3300 XL 8 mm Reverse Mount Probes. Brand New in original factory packaging with Original Stock and Global Shipping.
Description
Configured for reverse-mount shaft displacement and vibration measurement in TSI monitoring systems, the Bently Nevada 330105-02-12-10-02-05 (330105 Proximity Sensors) provides direct physical/electrical execution.
Suffix Breakdown & Model Matrix
| Option | Specification |
|---|---|
| 330105 | 3300 XL 8 mm Reverse Mount Probe, 3/8-24 UNF threads |
| -02 | Unthreaded length option: 0.2 in |
| -12 | Overall case length option: 1.2 in |
| -10 | Total length option: 1.0 meter (3.3 feet) |
| -02 | Miniature ClickLoc coaxial connector |
| -05 | Agency approval option: CSA, ATEX, IECEx approvals |
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 330105-02-12-10-02-05 |
| Brand | Bently Nevada |
| Origin | USA |
| Weight | 0.05 kg |
| Dimensions | 1.2 x 1 x 112 cm |
| Operating Temp | -52 deg C to +100 deg C |
| Power Consumption | Powered via Proximitor Sensor (-24 VDC loop supply) |
| Product Type | Proximity Sensors |
| Probe Type | 8 mm Reverse Mount Probe |
| Mounting Thread | 3/8-24 UNF |
| Cable Length | 1.0 meter (3.3 feet) |
| Connector Type | Miniature ClickLoc coaxial connector |
| Agency Approvals | CSA, ATEX, IECEx approvals |
| Storage Temp | -52 deg C to +105 deg C |
| Cable Capacitance | 69.9 pF/m (21.3 pF/ft) typical |
Eddy-Current Probe Scaling and Gap Voltage Validation
The Bently Nevada 330105-02-12-10-02-05 operates via eddy-current sensing to track high-speed rotor dynamics and dynamic clearance. The probe tip driver circuit generates an RF field that interacts with the target rotor surface, generating a proportional voltage response aligned with standard eddy-current probe scaling (7.87 V/mm or 200 mV/mil). During physical setup, engineers adjust mechanical spacing until connected signal conditioners indicate target -10 VDC gap voltage levels, establishing an accurate baseline for continuous vibration monitoring.
Frequently Asked Questions
Q: How does a reverse-mount probe installation differ from standard front-mount proximity probes?
A: Reverse-mount probes insert from the inside of the machine casing or bearing housing through a dedicated sleeve, securing from the rear to accommodate tight spatial clearances.
Q: Are special grounding precautions required when installing ATEX/IECEx approved probes in hazardous areas?
A: Yes, coaxial cable shielding must maintain single-point isolation to the Proximitor sensor frame, avoiding ground loops while adhering to certified intrinsic safety wiring parameters.
Field Installation Guidelines
- First, inspect the internal housing sleeve and clean the 3/8-24 UNF thread area to ensure proper thread seating.
- Next, pull the probe cable gently through the mounting port and thread the body into position without applying excessive cable twist.
- Additionally, connect the ClickLoc coaxial connector to the matching 3300 XL extension cable until the locking collar snaps firmly into place.
- Finally, verify the mechanical installation gap using a multimeter at the Proximitor sensor output, adjusting the probe depth until a stable -10 VDC bias voltage is achieved.
Additional information
| Weight | 0.05 kg |
|---|---|
| Dimensions | 68 × 71 × 62 mm |
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