21000-28-10-15-018-04-02 | Bently Nevada 1.0 m Cable Proximity Probe Housing

Introduction to the 21000-28-10-15-018-04-02

When hazardous area approvals and reliable vibration monitoring are critical, the 21000-28-10-15-018-04-02 from Bently Nevada provides a robust solution. This proximity probe housing assembly is part of the 21000 series, designed for externally mounted probes in demanding industrial environments. It combines an aluminum body with a 304 stainless steel sleeve for durability and corrosion resistance.

Key Features and Technical Specifications of the 21000-28-10-15-018-04-02

• Probe Option: 3300 XL 8 mm probe with selectable hazardous area approvals.
• Probe Cable Length: 1.0 m (39 in).
• Standoff Adapter Length: 1.5 in (38 mm).
• Probe Penetration: 3 in (018).
• Fitting Option: One 3/4-14 NPT plug.
• Mounting Thread: 3/4-14 NPT.
• Weight: 1.1 kg (2.4 lb) typical, without fittings.
• Material: Aluminum body with 304 stainless steel sleeve.
• Certifications: CSA Type 4, explosion-proof for hazardous areas, compliant with API 670.

The 1.0 m cable length provides flexibility for installation in confined spaces while maintaining signal integrity. This spec is critical for minimizing noise in vibration data.

Applications and Use Cases for the 21000-28-10-15-018-04-02

Industries such as oil and gas, petrochemical, and power generation rely on the 21000-28-10-15-018-04-02 for continuous vibration monitoring of rotating machinery. Its CSA explosion-proof rating makes it suitable for Class I Division 1 and 2 Groups C and D areas. Consequently, it helps prevent unplanned downtime by providing early warning of bearing wear or imbalance.

Installation and Setup Guide

Mount the housing using the 3/4-14 NPT thread option. Ensure the standoff adapter length of 1.5 in is correctly set for optimal probe gap. The probe cable length of 1.0 m requires careful routing to avoid sharp bends. Always follow the manufacturer's manual for torque specifications and wiring connections.

Maintenance and Reliability Tips

Periodically inspect the O-rings and thread seal for wear to maintain the explosion-proof integrity. The aluminum body with stainless steel sleeve resists corrosion in harsh environments. Regular verification of probe gap and cable condition extends service life and reduces replacement costs.

Compatibility and Integration

The 21000-28-10-15-018-04-02 integrates with Bently Nevada monitoring systems and is fully compliant with API 670 standards. It accepts 3300 XL 8 mm proximity probes with selectable hazardous area approvals. For non-incendive circuits, refer to drawing 140979 for proper connection.

Troubleshooting Common Issues

If vibration readings are erratic, check the probe cable for damage or loose connections. Verify that the standoff adapter length matches the 1.5 in specification. Ensure the mounting thread is properly sealed to prevent moisture ingress. For persistent issues, consult Bently Nevada documentation.

FAQ about the 21000-28-10-15-018-04-02

Q: What probe cable length does the 21000-28-10-15-018-04-02 include?

A: It includes a 1.0 m (39 in) probe cable.

Q: Is the 21000-28-10-15-018-04-02 certified for hazardous areas?

A: Yes, it is CSA certified explosion-proof for Class I Division 1 and 2 Groups C and D, and Class II Division 1 and 2 Groups E, F, and G.

Q: What is the standoff adapter length for this model?

A: The standoff adapter length is 1.5 in (38 mm).

Q: What material is the housing made of?

A: The housing has an aluminum body with a 304 stainless steel sleeve.

Q: Does the 21000-28-10-15-018-04-02 comply with API 670?

A: Yes, it is fully compliant with the API 670 Standard for externally mounted proximity probe housings.

Product Support and Availability

The 21000-28-10-15-018-04-02 is available as new and original in factory packing from Petro Auto Tech. It comes with a 12-month factory warranty. Contact Petro Auto Tech for current stock and ordering details.