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The 330780-50-05 is an advanced 11 mm eddy-current proximity sensor designed for high-precision measurement of shaft displacement and vibration in industrial machinery. Part of the renowned 3300 XL series, this sensor offers enhanced sensitivity and durability, making it ideal for critical applications in environments with high temperatures and vibrations.
| Parameter | Specification / Value |
|---|---|
| Model Number | 330780-50-05 |
| Sensor Type | Eddy-current proximity sensor |
| Probe Diameter | 11 mm |
| Sensing Range | Up to 4 mm (160 mils) |
| Linear Range | 2.0 mm (80 mils) |
| Sensitivity | 200 mV/mil (7.87 mV/µm) |
| Output Signal | Voltage proportional to displacement |
| Operating Temperature | -51°C to +177°C (-60°F to +350°F) |
| Storage Temperature | -51°C to +177°C (-60°F to +350°F) |
| Frequency Response | DC to 10 kHz |
| Power Supply | -24 VDC nominal |
| Cable Length Options | 5 m, 9 m, 14 m (custom lengths available) |
| Mounting Thread | 5/8-18 UNF |
| Environmental Sealing | IP67 rated |
| Material | Stainless steel with polymer-coated cable |
| Weight | Approximately 150 grams |
| Dimensions | 12.0 x 10.0 x 3.5 cm |
The 330780-50-05 sensor is designed for use in various industrial applications, including:
Steam Turbines: Monitoring shaft displacement and vibration to ensure optimal performance and prevent damage.
Gas Turbines: Detecting misalignment and imbalance to maintain efficiency and reliability.
Compressors: Measuring axial and radial displacement to detect potential issues early.
Pumps: Monitoring vibration levels to prevent mechanical failures and downtime.
Generators: Ensuring stable operation by detecting shaft movement and alignment issues.
Petrochemical Plants: Providing real-time data for predictive maintenance and operational efficiency.
High Sensitivity: Capable of detecting minute changes in displacement, allowing for early detection of potential issues.
Wide Temperature Range: Operates effectively in extreme temperatures, ensuring reliability in harsh environments.
Durable Construction: Built with high-quality materials to withstand industrial conditions and extend service life.
Non-Contact Measurement: Eliminates wear and tear associated with contact-based sensors, reducing maintenance needs.
Compatibility: Integrates seamlessly with existing monitoring systems, facilitating easy installation and operation.
| Attribute | Detail |
|---|---|
| Brand | Bently Nevada |
| Series | 3300 XL |
| Product Type | Proximity Sensor |
| Industry Focus | Industrial Machinery Monitoring |
| Typical Use | Shaft Displacement and Vibration Measurement |
| Model | Probe Diameter (mm) | Sensing Range (mm) | Linear Range (mm) | Sensitivity (mV/mil) | Weight (kg) | Remarks |
|---|---|---|---|---|---|---|
| 330780-50-02 | 5.0 | Up to 2.5 | 1.5 | 200 | 0.22 | Standard model with shorter range |
| 330780-50-03 | 5.0 | Up to 3.0 | 2.0 | 200 | 0.23 | Standard model with medium range |
| 330780-50-04 | 5.0 | Up to 3.5 | 2.5 | 200 | 0.24 | Standard model with extended range |
| 330780-50-06 | 6.0 | Up to 4.0 | 3.0 | 200 | 0.26 | High-sensitivity model |
| 330780-50-07 | 7.0 | Up to 4.5 | 3.5 | 200 | 0.28 | High-sensitivity model |
| Model | Type | Key Application | Dimensions (cm) | Weight (kg) |
|---|---|---|---|---|
| 330780-50-01 | Proximity Sensor | Shaft Displacement Measurement | 12.0 x 10.0 x 3.5 | 0.15 |
| 330780-50-02 | Proximity Sensor | Vibration Monitoring | 12.0 x 10.0 x 3.5 | 0.16 |
| 330780-50-03 | Proximity Sensor | Machinery Protection | 12.0 x 10.0 x 3.5 | 0.17 |
| 330780-50-04 | Proximity Sensor | Industrial Automation | 12.0 x 10.0 x 3.5 | 0.18 |
| 330780-50-06 | Proximity Sensor | High-Temperature Applications | 12.0 x 10.0 x 3.5 | 0.19 |
Q1: What does the 330780-50-05 sensor measure?
A1: It measures the displacement and vibration of rotating shafts using eddy-current technology, helping monitor machine health.
Q2: What is the sensor’s operating temperature range?
A2: It works reliably between -51°C and +177°C, making it suitable for harsh industrial environments.
Q3: How close should the sensor be installed to the shaft?
A3: Typically, the sensor tip is positioned within 0.05 to 4 mm from the shaft surface to ensure accurate readings.
Q4: Can the cable length be customized?
A4: Yes, standard cables come in 5, 9, or 14 meters, but custom lengths are available based on installation needs.
Q5: Is the sensor compatible with existing Bently Nevada monitoring systems?
A5: Absolutely. It integrates seamlessly with the 3300 XL series and many related monitoring modules.
Q6: What kind of maintenance does this sensor require?
A6: Minimal maintenance is needed, mostly periodic checks on cable condition and mounting tightness.
Q7: Can this sensor detect both radial and axial shaft movements?
A7: Yes, depending on installation orientation, it can sense movement in multiple directions.
Q8: What protection does the sensor have against environmental factors?
A8: It’s sealed to IP67 standards, protecting it from dust, moisture, and typical industrial contaminants.
Q9: How does the sensor help prevent machine failures?
A9: By providing real-time data on shaft movement and vibration, it enables early fault detection before major damage occurs.
Q10: What happens if the sensor tip accidentally touches the shaft?
A10: Physical contact can damage the sensor or cause inaccurate readings, so careful installation and clearance checks are critical.
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Fast delivery. Spot goods can be shipped on the same day, and the delivery time transaction is 20% faster than that of peers on average, with a delivery time accuracy rate of 99%.
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24-hour after-sales service guarantee team, professional and standardized management service system.