The Bently Nevada 330877-080-37-00, also cataloged as the 3300 XL 50 mm Extension Cable, operates as a dedicated hardware component for high-frequency signal transmission between proximity sensors and driver modules within machinery protection systems. The physical interconnection maintains impedance matching to transmit eddy-current response changes without signal attenuation or phase distortion.
Suffix Breakdown & Model Matrix
| Option Code | Parameter Designation | Configured Specification |
|---|---|---|
| 080 | Cable Length Option | 8.0 metres (26.2 feet) |
| 37 | Armor and Cable Option | FluidLoc extension cable with stainless steel armor |
| 00 | Agency Approval Option | No Approvals |
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 330877-080-37-00 |
| Brand | Bently Nevada |
| Origin | Made in U.S.A. |
| Weight | Standard physical cable assembly (typically 2 kg class shipping weight) |
| Dimensions | 8.0 metres (26.2 feet) overall length |
| Operating Temp | -51 deg C to +200 deg C (-31 deg F to +392 deg F) |
| Power Consumption | Passive physical media |
| Cable Construction | 75 Ohm triaxial, perfluoroalkoxyethylene (PFA) insulated FluidLoc cable with stainless steel armor |
Eddy-Current Probe Scaling and Gap Voltage Validation
The 3300 XL 50 mm extension cable provides precise matched impedance characteristics necessary for factory eddy-current probe scaling accuracy. Proper installation verification requires performing gap voltage validation across the driver output terminals, ensuring a baseline around -10 VDC targets at nominal mechanical mid-span. Constant capacitive stability across the cable length prevents calibration drift during severe rotor dynamics changes, while the triaxial shielding structure provides cross-talk suppression against adjacent signal lines in congested terminal housings.
Frequently Asked Questions
Q: Does cutting or splicing the 8.0-metre extension cable affect system performance?
A: Yes. Any alteration to the physical length changes total loop capacitance, causing severe linear scale factor error and invalidating probe calibration.
Q: What protection does the stainless steel armor option provide?
A: The flexible stainless steel armor provides mechanical protection against crush forces, abrasion, and physical impact in harsh field environments.
Field Installation Guidelines
When routing the armored triaxial cable through machine housings, maintain minimum bend radius limits to protect the inner coax conductor and armor jacket. Ensure all thread-coupling connections are hand-tightened and securely locked to prevent moisture ingress. Terminate outer shielding explicitly according to single-point grounding rules to eliminate potential earth loops and RF noise induction.
What's clients say about us
Excellent Emergency Support!
Our production line was down due to a faulty Bently Nevada monitor. We found it in stock here and they shipped it via DHL immediately. Back in operation within 48 hours—truly a lifesaver for our plant.
Mark Thompson
Maintenance Manager, USAReliable Source for New Spares
Finding brand new, original modules is critical for our safety. This team delivers factory-fresh components with full certification. Their commitment to only selling new products makes them our most trusted partner.
Robert Hoffmann
Engineering Lead, GermanyTop-tier Service and Quality
We have sourced Honeywell and Schneider parts here for two years. Every shipment arrives well-packaged with original factory seals intact. Clear communication and the best lead times in the industry.
Lucas Müller
Operations Director, GermanyRelated Products
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