The Bently Nevada 145004-09 (specifically identified by the part number 330180-91-05) is a high-precision 3300 XL Proximitor Sensor. It is a fundamental component of the 3300 XL Proximity Transducer System, designed to convert the mechanical gap between a probe tip and a target (such as a rotating shaft) into a proportional voltage signal. This sensor is essential for monitoring radial vibration, axial position, and speed in critical rotating machinery, providing the reliable data required for predictive maintenance and machine protection.
Product Specifications
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Model Number: 330180-91-05
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Product Series: 3300 XL 8mm Proximity Transducer System
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Part Number Identification: 145004-09 (Standardized assembly)
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Dimensions: Approximately 81 mm x 61 mm x 45 mm
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Weight: 0.25 kg
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Country of Origin: USA
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System Length: 9.0 meters (System length option -09)
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Mounting Option: Panel Mount (Option -05)
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Output Signal: -200 mV/mil (7.87 V/mm) typically
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Operating Temperature: -52°C to +100°C
Application Fields
This proximitor sensor is widely used across the power generation, oil and gas, and petrochemical sectors. Its primary application fields include the monitoring of steam turbines, centrifugal compressors, large industrial pumps, and electric motors. It is specifically designed to detect shaft vibration and thrust position, allowing operators to identify early signs of bearing wear, shaft misalignment, or mechanical looseness before catastrophic failure occurs.
Product Instructions
The 330180-91-05 must be installed in a protective enclosure or on a panel within the machine’s local instrument rack. It is critical to match the proximitor sensor with the correct probe and extension cable length; in this case, a 9.0-meter system length must be maintained to ensure calibration accuracy. The sensor requires a -24V DC power supply from a monitoring rack (such as the Bently Nevada 3500 series). During installation, ensure the coaxial connectors are clean and dry, and use the provided connector protectors to prevent grounding or moisture ingress. Calibration should be verified using a spindle micrometer to ensure the voltage output matches the expected gap measurements.
FAQ: Common Questions and Answers
Q: Can I use this sensor with a 5.0-meter extension cable? A: No. This specific model is calibrated for a 9.0-meter total system length. Using a 5.0-meter cable will result in significant measurement errors and incorrect vibration readings.
Q: What is the significance of the “3300 XL” designation? A: The 3300 XL is a performance-enhanced version of the original 3300 series. It offers improved temperature stability, better interchangeability of components, and a more linear scale factor across the measurement range.
Q: Is the 330180-91-05 intrinsically safe? A: Yes, when installed with the appropriate safety barriers or within an approved Bently Nevada monitoring system, it is certified for use in hazardous areas according to ATEX, CSA, and IECEx standards.
Find the latest technical datasheets and availability for the Bently Nevada 145004-09 to support your machinery protection program.
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