330130-030-12-05 Bently Nevada Extension Cable
Product Introduction 330130-030-12-05
The Bently Nevada 330130-030-12-05 is a high-performance extension cable specifically designed for the 3300 XL 8 mm Proximitor sensor systems. This model features the FluidLoc cable option, which effectively prevents oil and other machine liquids from leaking through the cable's interior. Consequently, it is an excellent choice for critical turbomachinery protection.
Furthermore, this 3300 XL extension cable comes with a length of 3.0 meters (9.8 feet). It incorporates the patented ClickLoc connectors, which are gold-plated to resist corrosion and ensure a secure connection. The 330130-030-12-05 also meets stringent safety standards, holding CSA, ATEX, and IECEx approvals for use in explosive atmospheres.
Technical Specifications 330130-030-12-05
Electrical Characteristics
The electrical performance of the Bently Nevada 330130-030-12-05 ensures precise data transfer from the probe to the monitor. Its nominal capacitance is 69.9 pF/m (21.3 pF/ft). Additionally, the DC resistance from the center conductor is 0.66 ± 0.10 Ω, while the outer conductor resistance is 0.20 ± 0.04 Ω. These parameters help maintain signal integrity over the cable's length.
Power and Environmental Requirements
For optimal operation, this 330130-030-12-05 cable requires a power supply between -17.5 Vdc and -26 Vdc without barriers, and -23 Vdc to -26 Vdc with barriers. It is important to note that operating at a voltage more positive than -23.5 Vdc may reduce the linear range. Additionally, the system features a supply sensitivity of less than 2 mV per volt change, ensuring stable output.
Mechanical Construction
This 3300 XL extension cable is built with durability in mind. It utilizes a patented CableLoc design, providing a pull strength of 330 N (75 lbf) to securely attach the cable. The connectors also feature a TipLoc molding method, which creates a robust bond between the probe tip and body. Moreover, the FluidLoc option provides a vital seal against oil ingress, enhancing the longevity of the sensor system.
Approvals and Safety
The Bently Nevada 330130-030-12-05 holds critical certifications for industrial safety. It includes CSA, ATEX, and IECEx approvals, making it suitable for installation in potentially hazardous environments. This compliance ensures the cable meets rigorous international standards for explosion protection. Therefore, users can deploy this cable in refineries, chemical plants, and other high-risk areas with confidence.
Installation and Field Wiring
When installing the 330130-030-12-05, proper wiring is essential for optimal performance. Bently Nevada recommends using a 3-conductor shielded triad cable for field wiring, sized between 16 to 24 AWG. The maximum field wiring length between the Proximitor sensor and the monitor should not exceed 305 meters (1,000 feet). Furthermore, while silicone tape is included with the cable, it is not recommended for applications where the connection is exposed to turbine oil. Instead, use the FluidLoc connector protector for superior sealing.
Compatibility and System Integration
The 3300 XL extension cable is compatible with non-contacting 3300-series 5 mm, 3300 8 mm, or 3300 XL 8 mm proximity probes. It works seamlessly with the corresponding Proximitor sensor to form a complete transducer system. The system accuracy specifications apply to components that are calibrated against an AISI 4140 steel target. This specific combination ensures reliable vibration and position measurements for rotating machinery.
Packaging List
1 x Bently Nevada 330130-030-12-05 Extension Cable (3.0 meters)
FluidLoc connector protector (pre-installed)
Silicone tape for optional connection sealing
(Note: Calibration certificates and warranty documents are not included in the physical package.)
Shipping Information
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Frequently Asked Questions (FAQ)
Q1: What is the exact length of the 330130-030-12-05 cable?
A1: The Bently Nevada 330130-030-12-05 has a length of 3.0 meters, which is equivalent to approximately 9.8 feet.
Q2: Does this cable work with 5 mm probes?
A2: Yes, the 3300 XL extension cable accepts one non-contacting 3300-series 5 mm probe, as well as 8 mm probes.
Q3: What is the purpose of the FluidLoc option?
A3: The FluidLoc option in the 330130-030-12-05 prevents oil and other liquids from leaking out of the machine through the cable interior, protecting the connection.
Q4: Is this cable suitable for hazardous areas?
A4: Absolutely. This Bently Nevada cable has CSA, ATEX, and IECEx approvals for use in explosive atmospheres.
Q5: Can I use silicone tape with this cable in a turbine application?
A5: No, Bently Nevada does not recommend silicone tape for applications exposing the connection to turbine oil. Use the provided FluidLoc protector instead.