The Bently Nevada 330130-040-00-CN, also cataloged as the 330130 Extension Cable, operates as a dedicated hardware component for high-frequency signal transmission within 3300 XL Transducer System platforms.
330130: 3300 XL Extension Cable Base Model
-040: Cable Length Option (4.0 meters / 13.1 feet)
-00: Connector Protector and Cable Option (Standard cable)
-CN: Approvals country-specific compliance (China standard certification)
| Parameter | Specification |
| Model | 330130-040-00-CN |
| Brand | Bently Nevada |
| Origin | USA |
| Weight | 0.136 kg (Standard cable mass 34 g/m; Shipping weight 1.5 kg) |
| Dimensions | 4.0 meters (13.1 feet) operational physical length |
| Operating Temp | -51 deg C to +177 deg C nominal |
| Power Consumption | Passive physical component (0 mA loop load) |
| Cable Capacitance | 69.9 pF/m (21.3 pF/ft) typical |
| Dielectric Insulation | Fluoroethylene propylene (FEP) insulated jacket |
| Cable Construction | 75 ohm triaxial configuration |
| Connection Interfaces | Miniature coaxial ClickLoc terminations |
The 330130 extension assembly provides precise electrical matching needed for repeatable eddy-current probe scaling configurations. System commissioning demands total loop capacitance and length equilibrium to ensure field gap voltage validation settles at a stable -10 VDC baseline when facing a 4140 steel target. The 75 ohm triaxial construction minimizes signal dampening and delivers robust cross-talk suppression across long installation runs. This specialized shielding layer insulates high-frequency modulations produced by rapid rotor dynamics from physical interference and ambient factory noise before routing the signal directly into the Proximitor loop electronics.
Q: What is the critical application limit regarding the physical bend radius of this triaxial FEP cable?
A: To prevent shifting the typical 69.9 pF/m internal capacitance and altering the calibrated system impedance, the cable run must not exceed a minimum bend radius of 25.4 mm during installation.
Q: How does the -CN option suffix change the physical properties of the extension cable hardware?
A: The physical cable materials remain identical to standard options. The -CN designation defines country-specific certified legal compliance matching regional explosion-proof regulatory registries.
Q: Can this 4.0 meter extension cable loop interface with an 8 mm proximity probe from an older non-XL series?
A: No. The internal electrical properties and tuning calibrations are optimized for the 3300 XL series footprint. Intermixing generations alters the eddy-current probe scaling, inducing measurement drift.
Verify the targeted rotation machinery is entirely non-operational and safe zero-energy field tags are set. Ensure that local metal conduits and junction enclosures are clear of standing fluids or carbon debris.
Carefully draw the 330130 cable assembly through internal tray networks, ensuring the outer FEP jacket does not slide across sharp structural edges or pinch under structural brackets.
Snap the miniature ClickLoc coaxial terminal firmly into the probe connection tip until a distinct tactile locking seat is verified.
Execute terminal gap voltage validation measurements on the local junction panel blocks to guarantee that sensor output parameters properly calibrate around the targeted -10 VDC coordinate.
Seal the raw ClickLoc coaxial termination with self-fusing silicone electrical tape to form a tight moisture barrier, eliminating grounding loop degradation or shorting faults against the local industrial casing.
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