The 330180-92-CN is an advanced eddy current signal conditioner serving as the cornerstone of the Bently Nevada 3300 XL Proximity Transducer System. This 330180-92-CN sensor converts the complex impedance change of a proximity probe into a linear voltage signal proportional to the distance between the probe tip and the observed target. Engineered for high-reliability machinery protection, it is widely utilized in gas turbines, steam turbines, and large-scale centrifugal compressors across the power generation and oil and gas sectors. By providing precise measurements of radial vibration and axial thrust, it allows for the early detection of bearing degradation and shaft instability. This technical foresight is critical for preventing catastrophic mechanical failures, significantly reducing unplanned maintenance costs, and ensuring the maximum operational availability of rotating assets.
The alphanumeric designation of the 330180-92-CN defines its electrical calibration and regional safety compliance:
330180: Base model for the 3300 XL Proximitor Sensor.
-92 (Total Length and Mounting): Calibrated for a 9.0 meter (29.5 feet) total system length (combined probe and extension cable). This option specifies the unit is supplied without mounting hardware for direct integration into custom brackets or enclosures.
-CN (Agency Approval): Specifically certified for hazardous area regulations in China. This includes compliance with NEPSI standards (National Supervision and Inspection Center for Explosion Protection and Safety of Instrumentation) and CCC requirements, ensuring legal and safe operation within the Chinese industrial market.
| Attribute | Specification Details |
| Model | 330180-92-CN |
| Brand | Bently Nevada (Baker Hughes) |
| Origin | U.S.A. |
| System Length | 9.0 meters (29.5 feet) |
| Material | A308 Die-cast Aluminum |
| Input Acceptance | 3300 XL 8 mm, 3300 8 mm, or 3300 5 mm probes |
| Operating Temp | -51 to +100 deg C |
| Linear Range | 2.0 mm (80 mils) |
| Output Scale | 7.87 V/mm (200 mV/mil) |
| Weight | 0.246 kg |
Is this Proximitor sensor compatible with non-XL probes?
Yes. The 3300 XL Proximitor is designed for backward compatibility. It can accept inputs from standard 3300 series 5 mm and 8 mm proximity probes and extension cables, provided the total electrical system length matches the 9.0-meter calibration.
What is the significance of the -CN approval?
The -CN suffix indicates that the product has undergone rigorous testing to meet Chinese explosion-proof standards (NEPSI/GB 3836). This is mandatory for installations in hazardous industrial zones within China, replacing the standard ATEX or North American certifications for those specific sites.
Can I use this sensor with a 5.0-meter cable system?
No. Using a 9.0-meter Proximitor with a 5.0-meter cable system will cause a significant impedance mismatch, leading to non-linear output and inaccurate vibration data. Always match the sensor's length option to the physical cable length.
Grounding and Noise Mitigation
For high-integrity signal transmission, ensure the Proximitor sensor is mounted on a clean, grounded surface. The A308 aluminum housing provides excellent shielding; however, to prevent ground loops, the cable shield should be terminated at the monitor end (DCS/PLC) and not at the Proximitor case. Use specialized coaxial connectors with connector protectors to prevent oil and moisture ingress at the junction points.
Gap Voltage Verification
After installation, verify the "Gap Voltage" using the "Prox Out" and "COM" terminals. For a 3300 XL 8 mm system, the standard linear range is -1.0 VDC to -17.0 VDC. A typical installation gap is set to -10.0 VDC, which places the probe at the center of its linear range, providing the maximum headroom for both vibration and shaft displacement tracking.
Thermal Considerations
Although the unit is rated up to 100 deg C, the Proximitor should ideally be installed in an environment with stable temperatures to prevent thermal drift of the electronic components. If mounting in a high-temperature area near a turbine housing, utilize a ventilated weather-proof enclosure to ensure the sensor stays within its optimal operating parameters.
Global Express Shipping
Returns & Warranty
Manufacturer: Bently Nevada
Product No.: 330180-92-CN
Country of origin:United States
Product Type: 3300 XL Proximitor Sensor
Payment: T/T, Western Union
Weight: 246g
Shipping port: Xiamen
Warranty: 12 months
The 330180-92-CN is an advanced eddy current signal conditioner serving as the cornerstone of the Bently Nevada 3300 XL Proximity Transducer System. This 330180-92-CN sensor converts the complex impedance change of a proximity probe into a linear voltage signal proportional to the distance between the probe tip and the observed target. Engineered for high-reliability machinery protection, it is widely utilized in gas turbines, steam turbines, and large-scale centrifugal compressors across the power generation and oil and gas sectors. By providing precise measurements of radial vibration and axial thrust, it allows for the early detection of bearing degradation and shaft instability. This technical foresight is critical for preventing catastrophic mechanical failures, significantly reducing unplanned maintenance costs, and ensuring the maximum operational availability of rotating assets.
The alphanumeric designation of the 330180-92-CN defines its electrical calibration and regional safety compliance:
330180: Base model for the 3300 XL Proximitor Sensor.
-92 (Total Length and Mounting): Calibrated for a 9.0 meter (29.5 feet) total system length (combined probe and extension cable). This option specifies the unit is supplied without mounting hardware for direct integration into custom brackets or enclosures.
-CN (Agency Approval): Specifically certified for hazardous area regulations in China. This includes compliance with NEPSI standards (National Supervision and Inspection Center for Explosion Protection and Safety of Instrumentation) and CCC requirements, ensuring legal and safe operation within the Chinese industrial market.
| Attribute | Specification Details |
| Model | 330180-92-CN |
| Brand | Bently Nevada (Baker Hughes) |
| Origin | U.S.A. |
| System Length | 9.0 meters (29.5 feet) |
| Material | A308 Die-cast Aluminum |
| Input Acceptance | 3300 XL 8 mm, 3300 8 mm, or 3300 5 mm probes |
| Operating Temp | -51 to +100 deg C |
| Linear Range | 2.0 mm (80 mils) |
| Output Scale | 7.87 V/mm (200 mV/mil) |
| Weight | 0.246 kg |
Is this Proximitor sensor compatible with non-XL probes?
Yes. The 3300 XL Proximitor is designed for backward compatibility. It can accept inputs from standard 3300 series 5 mm and 8 mm proximity probes and extension cables, provided the total electrical system length matches the 9.0-meter calibration.
What is the significance of the -CN approval?
The -CN suffix indicates that the product has undergone rigorous testing to meet Chinese explosion-proof standards (NEPSI/GB 3836). This is mandatory for installations in hazardous industrial zones within China, replacing the standard ATEX or North American certifications for those specific sites.
Can I use this sensor with a 5.0-meter cable system?
No. Using a 9.0-meter Proximitor with a 5.0-meter cable system will cause a significant impedance mismatch, leading to non-linear output and inaccurate vibration data. Always match the sensor's length option to the physical cable length.
Grounding and Noise Mitigation
For high-integrity signal transmission, ensure the Proximitor sensor is mounted on a clean, grounded surface. The A308 aluminum housing provides excellent shielding; however, to prevent ground loops, the cable shield should be terminated at the monitor end (DCS/PLC) and not at the Proximitor case. Use specialized coaxial connectors with connector protectors to prevent oil and moisture ingress at the junction points.
Gap Voltage Verification
After installation, verify the "Gap Voltage" using the "Prox Out" and "COM" terminals. For a 3300 XL 8 mm system, the standard linear range is -1.0 VDC to -17.0 VDC. A typical installation gap is set to -10.0 VDC, which places the probe at the center of its linear range, providing the maximum headroom for both vibration and shaft displacement tracking.
Thermal Considerations
Although the unit is rated up to 100 deg C, the Proximitor should ideally be installed in an environment with stable temperatures to prevent thermal drift of the electronic components. If mounting in a high-temperature area near a turbine housing, utilize a ventilated weather-proof enclosure to ensure the sensor stays within its optimal operating parameters.
| Product Image | Model Number / Title | Condition | Availability | Action |
|---|---|---|---|---|
|
Bently Nevada 330180-X0-00 MOD 161255-02 3300 XL 5/8 mm Proximitor Sensor | Original New | In Stock | View Details |
Global Express Shipping
Returns & Warranty
Orders are processed and delivered Monday-Friday (excluding public holidays).
For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .
| Color pattern |
Blue
|
| Country of origin |
United States
|
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