Introduction
The Bently Nevada 330180-90-10 is a 3300 XL Proximitor Sensor configured for a 9.0 m (29.5 ft) total transducer system length and panel mounting. It serves as the electronic signal-conditioning component in a complete 3300 XL 8mm proximity transducer system, working together with a compatible probe and extension cable.
The 3300 XL system uses eddy-current measurement to detect the distance between the probe tip and a conductive shaft surface. This allows the system to provide both static shaft-position and dynamic vibration information. It is particularly well suited to rotating machinery with fluid-film bearings and can also be used for Keyphasor reference and speed measurement.
The 90 portion of the model identifies the 9.0 m panel-mount configuration. The 10 suffix represents the applicable agency-approval option for this particular ordering code. For replacement applications, matching the complete model number is important because system length, mounting style, and approval configuration can all affect interchangeability.
Technical Specifications
The 330180 ordering structure separates the system-length/mounting selection from the agency-approval selection. In this case, 90 corresponds to a 9.0 m system with panel mounting. The 3300 XL system is composed of a probe, extension cable, and Proximitor Sensor, with the probe and extension cable lengths selected to achieve the specified total system length.
| Specification | Details |
|---|
| Manufacturer | Bently Nevada |
| Model | 330180-90-10 |
| Product Type | 3300 XL Proximitor Sensor |
| System Family | 3300 XL 8mm |
| System Length | 9.0 m (29.5 ft) |
| Mounting | Panel mount |
| Agency Approval Option | 10 |
| Measurement Technology | Eddy-current, non-contact |
| Compatible System | 3300 XL 8mm probe + extension cable + Proximitor Sensor |
| Input | One compatible proximity probe and extension cable |
| Supply Voltage | -17.5 to -26 Vdc without barriers |
| Maximum Current Consumption | 12 mA |
| Nominal Output Resistance | 50 Ω |
| Extension Cable Capacitance | 69.9 pF/m typical |
| Housing Material | Aluminum |
| Typical Proximitor Weight | Approx. 246 g |
| Typical Complete System Weight | Approx. 0.7 kg |
| Probe Tip Diameter in System | 8.0 mm |
| Minimum Cable Bend Radius | 25.4 mm (1.0 in) |
Applications
Steam and Gas Turbine Monitoring
The 330180-90-10 can form part of a turbine shaft-monitoring system, providing the conditioned signal required for vibration and position measurement.
Compressor Protection
The 9.0 m configuration is useful where the compressor sensing location is separated from the monitoring cabinet by a relatively long cable route. It provides additional installation flexibility without changing the fundamental 3300 XL measurement architecture.
Generator Monitoring
Generators and other large rotating machines can use proximity transducers to monitor shaft displacement and dynamic movement. The panel-mounted Proximitor is well suited to centralized monitoring cabinets.
Fluid-Film Bearing Machinery
The 3300 XL 8mm system is primarily designed for vibration and position measurements on fluid-film bearing machines. These measurements can help operators assess rotor behavior and support machinery-protection strategies.
Keyphasor and Speed Measurement
When paired with a suitable probe arrangement, the system can provide a once-per-revolution reference for Keyphasor applications and rotational-speed measurement.
Machinery Condition Monitoring
The Proximitor acts as the interface between the proximity probe and downstream monitoring equipment, making it a fundamental component in a continuous machinery-monitoring chain.
Retrofit Monitoring Systems
For existing 3300 XL installations requiring a 9.0 m panel-mounted configuration, this model provides a clearly defined replacement target while maintaining the established transducer architecture.
Long-Distance Probe Routing
The 9.0 m system length is particularly valuable when the sensing point and monitoring electronics cannot be located close together. It offers greater routing flexibility than the corresponding 5.0 m configuration.
Advantages
Extended 9.0 m System Length
The most important feature of the 330180-90-10 is its 9.0 m total system configuration. This provides significantly more installation flexibility than a 5.0 m system when machinery and monitoring cabinets are separated by a longer distance.
Panel-Mount Configuration
The 90 configuration provides a conventional panel-mount arrangement, making it a practical choice for control cabinets, machinery-monitoring panels, and retrofit systems.
Non-Contact Measurement
Eddy-current technology allows the transducer system to monitor shaft movement without physical contact with the rotating target. This is a major advantage for high-speed rotating machinery.
Stable Signal Conditioning
The Proximitor converts the probe's response into a usable electrical output proportional to the distance between the probe tip and conductive target, supporting both position and vibration measurements.
Compatible 3300 XL Architecture
The 3300 XL system is designed around compatible probes, extension cables, and Proximitor Sensors. This coordinated architecture simplifies system configuration and replacement planning.
Compact Housing
Despite supporting a 9.0 m system configuration, the Proximitor itself remains compact at approximately 81.3 × 61.2 × 63.5 mm.
Low Current Consumption
The maximum current consumption is approximately 12 mA, allowing the sensor to integrate efficiently into compatible machinery-monitoring circuits.
Strong RFI/EMI Performance
The 3300 XL Proximitor incorporates improved resistance to radio-frequency and electromagnetic interference, helping maintain reliable signal conditioning in electrically demanding industrial environments.
Practical Replacement Identification
The complete 330180-90-10 ordering code clearly distinguishes the 9.0 m panel-mounted configuration from related 330180 models, helping reduce errors during spare-parts selection.
Technical FAQs
1. What is the Bently Nevada 330180-90-10?
It is a 3300 XL Proximitor Sensor configured for a 9.0 m (29.5 ft) total system length with panel mounting.
2. What does “90” mean?
The 90 identifies the 9.0 m system-length and panel-mount configuration. The corresponding 91 configuration is DIN mount, while 92 is supplied without mounting hardware.
3. What does the “10” suffix indicate?
The 10 represents the agency-approval option associated with this ordering configuration. Because approval requirements vary by installation, the complete suffix should be matched when replacing an installed unit.
4. Is the 330180-90-10 a proximity probe?
No. It is the Proximitor Sensor. A complete 3300 XL transducer system consists of a compatible probe, extension cable, and Proximitor Sensor.
5. What is the total system length?
The specified total system length is 9.0 m (29.5 ft). The probe and extension cable are selected so that their combined electrical length corresponds to the Proximitor's specified system length.
6. What type of mounting does this model use?
The 90 configuration uses panel mounting.
7. What is the approximate size of the Proximitor?
The housing is approximately 81.3 × 61.2 × 63.5 mm.
8. How much does the Proximitor weigh?
The typical sensor weight is approximately 246 g (0.246 kg). This excludes the probe, extension cable, and shipping packaging.
9. What probes can be used with the 3300 XL Proximitor?
The 3300 XL system supports compatible 3300-series 5mm, 8mm, and 3300 XL 8mm proximity probes and extension cables, subject to the applicable system configuration.
10. What is the difference between 330180-90-10 and 330180-90-05?
Both belong to the 9.0 m panel-mounted Proximitor family, but the final approval option differs. The -05 configuration is associated with the broader CSA, ATEX, and IECEx approval package, while the -10 designation represents a different approval configuration. For safety-critical or hazardous-area installations, the complete approval requirement should be verified before substitution.
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