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Bently Nevada JNJ5300-08-045-00-00 Proximity Probe with 8mm Tip Diameter 2.0mm Linear Range and API 670 Compliance
Bently Nevada JNJ5300-08-045-00-00 Proximity Probe with 8mm Tip Diameter 2.0mm Linear Range and API 670 Compliance
Proximity Probe Bently Nevada 3500 rack system
radial vibration measurement centrifugal compressor protection
steam turbine monitoring axial displacement monitoring
Luogo di origine:
U.S.A.
Marca:
Bently Nevada
Numero di modello:
JNJ5300-08-045-00-00
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Dettagli del prodotto
Modello:
JNJ5300-08-045-00-00
Paese di origine:
U.S.A.
Luogo di spedizione:
Xiamen, Cina
SPEDIZIONE:
TNT, DHL, Fedex, SME, UPS
MOQ:
1 pezzo
Confezione:
Confezione nuova originale
Evidenziare:
Proximity Probe Bently Nevada 3500 rack system
,radial vibration measurement centrifugal compressor protection
,steam turbine monitoring axial displacement monitoring
Termini di trasporto & di pagamento
Quantità di ordine minimo
1
Prezzo
66USD
Imballaggi particolari
Nuovissimo e originale
Tempi di consegna
2-3 giorni lavorativi
Termini di pagamento
T/T
Capacità di alimentazione
in magazzino
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Bently Nevada JNJ5300-08-045-00-00 Proximity Probe with 8mm Tip Diameter 2.0mm Linear Range and API 670 Compliance
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Descrizione di prodotto
Bently Nevada JNJ5300-08-045-00-00 Proximity Probe
| Parameter | Specification |
|---|---|
| Manufacturer | Bently Nevada |
| Part Type | Proximity Probe (Eddy Current Sensor) |
| Tip Diameter | 8 mm |
| Case Thread | 3/8-24 UNF (Inch) |
| Case Length | 45 mm |
| Linear Range | 2.0 mm (80 mils) |
| Scale Factor | 7.87 V/mm (200 mV/mil) |
| Operating Temp | -35 °C to +177°C (-31°F to +350°F) |
| Connector | Coaxial ClickLoc |
| Application | Radial Vibration, Axial Position, Differential Expansion |
Contact Us for Pricing or Technical Support:
Contact: Miya Zheng
Email: sales@amikon.cn
WhatsApp: +86 180 2077 6792
Key Features & Technical Advantages
High-Precision Measurement Performance
- Non-Contact Eddy Current Technology: This JNJ5300-08-045-00-00 probe runs on eddy current principle, so there’s no physical touch with the shaft. In real operation, that means no friction, no wear, and the measurement stays stable even after long running hours. Usually this kind of setup is preferred in places where machines don’t stop often.
- High Sensitivity: When used with a compatible Proximitor®, output sits around 200 mV/mil (7.87 V/mm). That level is already sensitive enough to pick up very small movement—micron-level displacement is not an issue here, so you’re not just seeing big vibration events.
- Wide Linear Range: The 2.0 mm (80 mils) range gives it some breathing room. It can handle both dynamic vibration and steady shaft position monitoring, so in practice it’s not locked into a single application type.
- Excellent Frequency Response: It reacts well to high-frequency vibration signals, which is actually where early mechanical problems usually start showing up in rotating equipment like turbines or compressors.
- 8mm Standard Tip: The 8mm probe head is pretty standard in the Bently Nevada JNJ series ecosystem. It’s a kind of “safe choice” design—easy to install and still stable in signal quality.
- Corrosion-Resistant Housing: Built with stainless steel threads (3/8-24 UNF), so it can survive oil mist, humidity, and chemical exposure without much concern. In plant environments, this is usually a must rather than a bonus.
- Precision Threading (45mm): The 45mm body length gives technicians more flexibility during installation. In real field work, this helps when adjusting the gap on different bearing housing structures—it saves time and avoids guesswork.
- Advanced Fluid Sealing: Designed to stay stable even when fully exposed to lubrication oil or pressure conditions. Signal drift is basically minimal, which is important for continuous monitoring setups.
Durability & Environmental Resilience
- Extreme Temperature Rating: It works in a wide range from -35 °C to +177 °C (-31 °F to +350 °F). So it can sit inside turbine environments or other high-heat zones without performance issues.
- Rugged Coaxial Cabling: Shielded coaxial cable helps reduce EMI/RFI noise. At the same time, it’s flexible enough for routing in tight industrial installations where cables often get bent or pulled.
- ClickLoc™ Connector: Gold-plated and moisture-resistant. Nothing overly complicated, but it keeps the connection stable over time, especially in humid or oily conditions where contact resistance usually becomes a problem.
System Integration & Compliance
- API 670 Standard Compliant: Fully aligned with API 670 machinery protection requirements, so it fits into standard industrial monitoring architectures without special modification.
- Legacy Compatibility: Works with Bently Nevada 3500 rack systems and 3300 monitoring platforms. In most cases, integration is straightforward since it’s designed to match existing infrastructure.
- Interchangeability: It can directly replace older JNJ series proximity probes in many setups. That’s often the practical advantage—maintenance teams don’t need to redesign the system, just swap and recalibrate, which helps reduce downtime during service work.
Applications & Industry Use Cases
Critical Asset Monitoring (Key Equipment)
- Steam & Gas Turbines: In real power plant environments, the JNJ5300-08-045-00-00 is commonly used for shaft stability and thermal expansion tracking. Basically, when turbines start heating up or running at full load, this probe helps keep an eye on movement that shouldn’t drift too far.
- Centrifugal Compressors: In oil and gas refineries, it’s often tied into protection loops for surge and mechanical wear detection. It’s not just “monitoring,” more like real-time guarding against unstable operating conditions.
- Industrial Pumps & Motors: For large pumps and motor systems, it picks up radial and axial movement early. That helps maintenance teams catch bearing issues before they turn into something serious or costly.
- Hydro-Electric Turbines: In hydro plants, it’s usually installed to monitor guide bearing clearance and shaft vibration. The environment is wet, heavy, and slow-moving in some cases, but the sensor still holds stable readings.
- Gearboxes: On heavy-duty transmission systems, it’s used to pick up misalignment and gear mesh issues early. These problems usually develop slowly over time, but if they’re not caught, they can end up causing serious damage.
Core Measurement Functions
- Radial Vibration: It tracks how the shaft moves inside the bearing. Imbalance, looseness, or misalignment usually shows up here first, so it’s often one of the earliest indicators of a problem.
- Thrust (Axial) Position: Tracks movement along the shaft direction. Even small axial shifts matter, because if things drift too far, rotating and stationary parts can start touching.
- Differential Expansion: Used during start-up conditions when temperature rises unevenly. It compares rotor and casing expansion, which usually don’t behave the same way.
- Shaft Eccentricity: At low speed, it checks if the rotor is slightly bent or not perfectly centered. This is often an early warning sign before full load operation.
- Phase Reference (Keyphasor®): Gives timing reference for vibration phase and RPM calculation. Without this signal, vibration analysis becomes much less accurate.
Industry-Specific Integration
- API 670 Compliance: Built to API 670 standard, so it usually fits straight into oil, gas, and power plant protection systems. Not much adjustment needed on site, most of the time it just works with existing setups.
- Emergency Shutdown Systems (ESD): In a lot of plants, this probe signal goes into the ESD logic. If vibration or displacement goes out of range, the system can trip automatically. It’s basically there to stop the machine before things get worse.
- Condition-Based Maintenance (CBM): Data is often pushed to platforms like System 1™ for checking trends. After a while, maintenance moves away from “fix when broken” and more into “fix before it fails,” which is the main idea here.
- Harsh Environment Operations: It’s made for rough conditions—high pressure, high temperature up to +177°C, and oil inside the machine is not a problem. In real use, it usually stays installed for long cycles without being touched much.
Frequently Asked Questions
Q1: What is the primary function of the JNJ5300-08-045-00-00 proximity probe?
A: It’s an eddy current non-contact probe used for measuring shaft radial vibration and axial position. Output is proportional voltage sent to Bently Nevada 3500 or 3300 monitoring systems.
Q2: What do “-08-045” of the JNJ5300-08-045-00-00 represent?
A: “-08” means 8mm tip diameter. “-045” refers to 45mm case length for installation depth and gap adjustment in bearing housings.
Q3: Is the JNJ5300-08-045-00-00 compatible with standard 3300 XL Proximitors?
A: Yes, it generally works with Bently Nevada 3300 XL Proximitor® and 3500 systems, as long as correct system length (5m or 9m) is used.
Q4: What are the range and sensitivity for the JNJ5300-08-045-00-00?
A: Linear range is 2.0 mm (80 mils). Sensitivity is 7.87 V/mm (200 mV/mil), based on AISI 4140 steel target. Material change may require recalibration.
Q5: Can the JNJ5300-08-045-00-00 work in high temperature or oil environments?
A: Yes. Operating range is -35 °C to +177 °C (-31 °F to +350 °F). It is suitable for oil-submerged and high-temperature bearing housing applications.
Q6: What should be checked if the JNJ5300-08-045-00-00 output signal is unstable or "clipping"?
A: Usually check gap voltage setting, connector condition (ClickLoc™), and mechanical clearance. Interference from nearby metal can also affect signal stability.
Compatible Parts & Accessories
| 136711-01 | 138708-01 |
| 330703-000-040-10-11-00 | 330104-00-08-10-02-00 |
| 330705-02-18-10-02-00 | 330105-02-12-05-02-CN |
| 330703-000-070-10-02-00 | 330130-045-00-CN |
| 330101-10-27-05-02-05 | 330103-00-04-05-02-00 |
| 330878-50-00 | 330850-90-05 |
| 330103-00-12-10-01-00 | 3500/32 125712-01 |
| 330103-00-16-10-01-00 | 991-01-XX-02-05 |
| RS901104-03-050-10-01 R200602-400808 | 9200-06-05-05-00 |
| 330105-02-12-50-02-00 | 330101-00-28-05-02-00 |
| 350500-00-00-00-11-00 | 330103-00-06-05-02-00 |
| 330190-080-01-00 | 330106-05-30-15-02-00 |
| 3500/77M 140734-07 | 330101-00-63-10-02-00 |
| 2201/03-01 | 330103-00-08-05-02-00 |
| 1900/65 | 330103-00-07-10-02-00 |
| 21747-080-00 | 330103-07-18-10-02-00 |
| 330730-080-01-00 | 330130-075-00-00 |
| 330930-060-00-00 | 330104-00-16-10-02-00 |
| 125388-01H 125388-01 | 330703-000-040-10-02-00 |
| 125720-02 | 330930-065-00-05 |
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