Product Overview
The Bently Nevada 21504-00-40-10-02 is a high-performance proximity probe designed as part sur the trusted 7200 Series. It features an 8mm probe tip and comes with a 40-inch integral cable, making it ideal for installations requiring extended distance between the sensing point and the proximitor. This standard mount probe is engineered for continuous monitoring sur rotating machinery, providing precise non-contact measurements sur shaft vibration and position.
Built to comply with API 670 guidelines, this probe is widely used in the oil & gas, petrochemical, power generation, and heavy industrial sectors. It works in conjunction with a proximitor sensor and extension cable to form a complete eddy-current proximity measurement system. Its rugged design, superior stability, and ease sur installation make it a long-term solution for machinery protection systems.
Technical Specifications
| Parameter | Details |
|---|---|
| Modèle | 21504-00-40-10-02 |
| Series | 7200 Series |
| Probe Tip Diameter | 8 mm (0.315 in) |
| Total Length | 1.0 meter |
| Mounting Type | Standard Threaded Mount |
| Thread Size | 3/8-24 UNF-2A |
| Connector Type | Miniature coaxial connector (male) |
| Measurement Range | 0.25 to 2.0 mm (10 to 80 mils) |
| Sensitivity | 200 mV/mil (7.87 mV/µm) |
| Linear Range | 0.5 mm (20 mils) from target surface |
| Operating Temperature | -35°C to +175°C (-31°F to +347°F) |
| Material – Probe Housing | AISI 303 Stainless Steel |
| Material – Probe Tip | PPS (Polyphenylene Sulfide) |
| Ingress Protection | IP65 (when installed properly) |
| Poids | 0.22 kg |
| Frequency Response | 0 to 10 kHz (-3 dB) |
| Compliant Standards | API 670, CE, RoHS |
| System Accuracy | ±5% sur full-scale output |
Applications
The Bently Nevada 21504-00-40-10-02 proximity probe is suitable for a broad range sur industrial and critical applications:
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Steam Turbines: Monitoring shaft vibration and axial displacement.
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Gas Compressors: Shaft behavior analysis in high-speed rotating systems.
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Centrifugal and Reciprocating Pumps: Detecting imbalance and misalignment.
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Electric Motors and Generators: Rotor position tracking and vibration detection.
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Gearboxes and Couplings: Early fault detection via shaft displacement signals.
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Refineries and Chemical Plants: Integration into condition monitoring and safety systems.
Its 40-inch cable length makes it especially useful where access to the target surface is limited, or routing constraints are present.
Product Advantages
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Extended Cable Length: 1.0 meter integrated cable supports flexible installation without compromising signal quality.
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Robust Mechanical Design: Stainless steel body and high-temperature rated tip ensure durability in aggressive environments.
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Industry Compliance: Conforms to API 670 standards, ensuring compatibility with critical rotating equipment monitoring specifications.
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Excellent Signal Integrity: Delivers stable 200 mV/mil output across the full measurement range.
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Non-Contact Operation: Provides accurate vibration and displacement data without physical wear on machinery.
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Fast Response Time: Wide frequency response enables detection sur rapid machinery behavior changes.
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IP65 Rated Housing: Offers reliable protection against dust and moisture when properly installed.
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Field Replaceable: Designed for ease sur maintenance and field replacement with minimal downtime.
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Global Support: Backed by Bently Nevada’s comprehensive service network for technical assistance.
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Long Operating Life: Built to withstand extreme industrial operating conditions for continuous usage.
Questions fréquentes (FAQ)
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Q: What distinguishes the 21504-00-40-10-02 from other 8mm probes?
A: The key distinction is its 1.0 meter total length, which allows for installations where longer reach is required. -
Q: What system does this probe belong to?
A: It is part sur the Bently Nevada 7200 proximity transducer system. -
Q: Is this probe compatible with the 3300 XL proximitor?
A: No, it is designed specifically for use with 7200 series proximitor sensors. -
Q: How should this probe be mounted?
A: It should be thread-mounted using the standard 3/8-24 UNF threads. -
Q: What type sur output signal does this probe generate?
A: The probe outputs a linear voltage signal sur 200 mV/mil, typically processed through a proximitor. -
Q: Can the probe withstand oil and steam exposure?
A: Yes, the housing and probe tip materials are resistant to most industrial chemicals and high humidity. -
Q: What is the recommended gap voltage?
A: Typically, the system is adjusted to -10 VDC at a 1.0 mm (40 mils) gap. -
Q: Does the longer cable affect measurement accuracy?
A: No, the cable length is matched to the proximitor system to maintain calibrated accuracy. -
Q: Is this probe field-replaceable?
A: Yes, the probe is designed to be replaced in the field with minimal disassembly. -
Q: What kind sur maintenance is required?
A: Periodic visual inspections and verification sur calibration during scheduled maintenance intervals are recommended.
Related Modèles (Same Series or Function)
| Modèle Number | Description | Cable Length | Thread Type | Application |
|---|---|---|---|---|
| 21504-00-12-10-02 | 7200 8mm Standard Probe | 12 inches | 3/8-24 UNF | General vibration and position monitoring |
| 21504-00-18-10-02 | 7200 8mm Probe with Extended Reach | 18 inches | 3/8-24 UNF | Deeper installations |
| 21504-00-24-10-02 | 7200 8mm Probe with 24-inch Cable | 24 inches | 3/8-24 UNF | Shaft proximity monitoring |
| 21504-00-05-10-02 | 7200 8mm Compact Probe | 5 inches | 3/8-24 UNF | Compact spaces |
| 330101-00-40-10-02 | 3300 XL 8mm Probe with 40-inch Cable | 40 inches | 3/8-24 UNF | New generation systems |
| 21504-00-40-10-01 | 7200 8mm Probe, Alternate Connector Version | 40 inches | 3/8-24 UNF | System variation compatibility |
Popular Bently Nevada Modèles (Same Marque)
| Modèle Number | Description | Function | Series |
|---|---|---|---|
| 3500/42M | Proximitor Monitor Module | Shaft vibration and position | 3500 Series |
| 3500/22M | Transient Data Interface Module | Communication and diagnostics | 3500 Series |
| 330104-00-10-10-02 | 3300 XL 8mm Probe | Vibration monitoring | 3300 XL Series |
| 330180-91-05 | 3300 XL NSv Probe | Small target/clearance applications | 3300 XL NSv |
| 330130-040-00 | 3300 XL Extension Cable | Signal transmission | 3300 XL |
| 3500/94M | VGA Display Module | System display and diagnostics | 3500 Series |
Informations sur l'entreprise
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Add: Alishan Building, 2 Lvling Rd, District Siming, Xiamen, Fujian, Chine, 361006
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