Bently Nevada 330709-000-060-50-12-05 3300 XL 11 mm Proximity Probe

Product Introduction

The Bently Nevada 330709-000-060-50-12-05 is a 3300 XL 11 mm proximity probe designed for precise measurement of shaft vibration and position in critical rotating machinery. Manufactured in the USA, this probe features an M16 x 1.5 thread, a 60 mm overall case length, and a 5.0-meter total length with a miniature coaxial ClickLoc connector and FluidLoc cable. It is engineered to work with the five-meter Proximitor Sensor, ensuring accurate and reliable data for condition monitoring.

Technical Parameters

• Probe Length: 5.0 meters (16.4 feet)
• Probe DC Resistance (RPROBE): 7.2 ± 0.8 ohms
• Probe Tip Material: Polyphenylene sulfide (PPS)
• Probe Case Material: AISI 304 stainless steel
• Probe Cable: 75 Ω triaxial, FEP insulated
• Probe Case Thread: M16 x 1.5
• Maximum Thread Engagement: 24 mm
• Recommended Torque: 21.1 N•m (187 in•lb)
• Maximum Torque: 63.3 N•m (560 in•lb)
• Connector Torque: Finger tight (max 0.565 N•m)
• Minimum Bend Radius: 25.4 mm (1.0 in)
• Operating/Storage Temperature: -52°C to +177°C (-62°F to +351°F)
• Agency Approvals: Multiple Approvals

Parameter Analysis

The 330709-000-060-50-12-05 offers a 5.0-meter cable length, which is specifically matched to the five-meter Proximitor Sensor for optimal performance. The probe’s DC resistance of 7.2 ± 0.8 ohms ensures consistent signal transmission. The PPS tip and stainless steel case provide durability in harsh environments. The temperature range of -52°C to +177°C allows operation in extreme conditions, though exposure below -34°C may affect the pressure seal. The recommended torque of 21.1 N•m ensures secure mounting without damaging the probe.

Application Scenarios

This proximity probe is ideal for monitoring vibration and axial position in turbines, compressors, pumps, and other rotating machinery. It is commonly used in power generation, oil & gas, petrochemical, and manufacturing industries where reliable condition monitoring is essential to prevent downtime and equipment failure.

Installation Guide

Install the probe with the M16 x 1.5 thread into a properly tapped hole. Ensure the unthreaded length is 0 mm and the overall case length is 60 mm. Tighten the probe case to the recommended torque of 21.1 N•m (187 in•lb), not exceeding the maximum of 63.3 N•m (560 in•lb). Connect the miniature coaxial ClickLoc connector to the extension cable or Proximitor, ensuring finger-tight torque (max 0.565 N•m). Maintain a minimum bend radius of 25.4 mm for the cable. For optimal performance, the target surface should be at least 30.5 mm in diameter (flat) or 152 mm shaft diameter.

Compatibility

This probe is designed for use with Bently Nevada 3300 XL systems and is compatible with the five-meter Proximitor Sensor. It features a miniature coaxial ClickLoc connector and FluidLoc cable, ensuring secure and reliable connections. The probe is approved for multiple agency certifications, making it suitable for various industrial applications.

Maintenance Advice

Regularly inspect the probe cable and connector for damage or wear. Keep the probe tip clean and free from debris. Avoid exposing the probe to temperatures below -34°C (-30°F) to prevent premature failure of the pressure seal. When handling, do not exceed the maximum torque ratings. Periodically verify the probe’s DC resistance to ensure it remains within specification.

Procurement Advice

When ordering the Bently Nevada 330709-000-060-50-12-05, verify that the model number matches your system requirements. Ensure the total length (5.0 meters) is compatible with your Proximitor sensor. Consider purchasing spare probes to minimize downtime. For technical support or customization, contact your authorized Bently Nevada distributor.

FAQ

1. What is the total length of the 330709-000-060-50-12-05 probe?

The total length is 5.0 meters (16.4 feet), designed for use with the five-meter Proximitor Sensor.

2. What is the probe’s DC resistance?

The DC resistance from the center conductor to the outer conductor is 7.2 ± 0.8 ohms.

3. What is the operating temperature range?

The probe can operate and be stored in temperatures from -52°C to +177°C (-62°F to +351°F).

4. What is the recommended installation torque?

The recommended torque for the probe case is 21.1 N•m (187 in•lb), with a maximum of 63.3 N•m (560 in•lb).

5. Is the probe compatible with all 3300 XL systems?

This probe is designed for use with the 3300 XL 11 mm system and must be used with the five-meter Proximitor Sensor for accurate measurements.