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SKU: 330500-01-CN

330500-01-CN | Bently Nevada | Velomitor Piezo-velocity Sensors

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Technical Overview

The Bently Nevada 330500-01-CN Velomitor Piezo-velocity Sensor measures casing or structural vibration in industrial machinery. It operates on the piezoelectric effect, converting mechanical motion into an electrical signal proportional to velocity. The sensor provides a 4-20 mA output for direct integration with the Bently Nevada 3500 System, enabling continuous condition monitoring. Its ruggedized housing ensures stable performance in high-vibration environments. Designed for permanent installation, it eliminates the need for periodic recalibration.

Detailed Specifications

ManufacturerBently Nevada
Part Number330500-01-CN
Product TypeVelomitor Piezo-velocity Sensors
Frequency Range10 Hz to 1,000 Hz (±10%)
Sensitivity100 mV/in/s (±5%)
Operating Temperature-40°C to +85°C (-40°F to +185°F)
Output Signal4-20 mA (2-wire)
Housing MaterialStainless steel 316

Operational Capabilities

Deployed in oil & gas turbines, power generation equipment, and heavy rotating machinery. Withstands 10 g RMS operational vibration and 50 g shock resistance. MTBF exceeds 100,000 hours at rated conditions. Complies with API 670 for machinery protection systems.

Technical FAQ

Q: Is the 330500-01-CN compatible with non-Bently Nevada monitoring systems?
A: Yes, provided the system accepts 4-20 mA velocity input signals. Verify impedance matching for optimal performance.

Q: What mounting method ensures accurate measurements?
A: Use M6 bolts for direct stud mounting on flat surfaces ≥10 mm thick. Avoid adhesive mounts for permanent installations.

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31000-16-10-15-030-03-02 | Bently Nevada | 31000 Proximity Probe Housing

31000-16-10-15-030-03-02 | Bently Nevada | 31000 Proximity Probe Housing

Technical Overview

The Bently Nevada 31000-16-10-15-030-03-02 is a specialized proximity probe housing designed to physically protect a proximity probe and its integral cable within harsh industrial environments. Its primary function is to provide a secure, environmentally sealed mounting point on rotating machinery for acquiring critical vibration and position data. The housing is constructed from 304 Stainless Steel, offering robust protection against physical impact and corrosion. This specific configuration, 31000-16-10-15-030-03-02, features a 3/4-14 NPT external mounting thread for direct installation into a machine case. Internally, it accommodates a Bently Nevada 3300 XL 8 mm or 3300 5 mm probe, which is positioned by a 1.0-inch stinger (probe sleeve). The housing facilitates the signal path from the probe tip to the Bently Nevada 3500 Monitoring System. The probe, connected via an extension cable to a Proximitor Sensor, generates a high-frequency RF signal. The resulting eddy current field is used to measure the distance to the observed conductive target. The Proximitor Sensor conditions this signal into a calibrated DC voltage proportional to the gap, which is then transmitted to a 3500/42M Proximitor/Seismic Monitor module for analysis, alarming, and machinery protection.

Detailed Specifications

ParameterSpecification
ManufacturerBently Nevada
Part Number31000-16-10-15-030-03-02
Product Type31000 Proximity Probe Housing
ConditionBrand New
Warranty12 Months
Housing Material304 Stainless Steel
Mounting Thread3/4-14 NPT
Stinger (Probe Sleeve) Length1.0 inch (25.4 mm)
Probe CompatibilityBently Nevada 3300 XL 8 mm and 3300 5 mm Proximity Probes
Environmental SealingViton O-ring cable seal included
Operating Temperature Range-34 °C to +177 °C (-30 °F to +350 °F)
Hazardous Area SuitabilitySuitable for Class I, Div 2 / Zone 2 locations when installed per Bently Nevada control drawings and with appropriately certified system components.

Operational Capabilities

In Oil & Gas applications, the 31000-16-10-15-030-03-02 housing provides essential protection for transducers monitoring centrifugal and reciprocating compressors, pumps, and gearboxes. Its 304 Stainless Steel construction and Viton seals ensure long-term integrity in environments containing corrosive elements such as H2S and hydrocarbons, a critical requirement for meeting API 670 standards for machinery protection systems. In Power Generation, this housing is extensively used on steam and gas turbines, exciters, and boiler feed pumps. It maintains measurement accuracy and reliability under conditions of high temperature and vibration, which is fundamental for monitoring shaft radial vibration, axial thrust position, and differential expansion. The passive mechanical design results in a high Mean Time Between Failures (MTBF), contributing to overall plant availability. When properly installed, the housing assembly provides an environmental rating equivalent to NEMA 4X and IP65, preventing ingress of dust, moisture, and process contaminants that could otherwise compromise signal integrity

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89477-30 | Bently Nevada | Interconnect Cable

89477-30 | Bently Nevada | Interconnect Cable

Technical Overview

The Bently Nevada 89477-30 is a specialized interconnect cable engineered for the 3500 Machinery Protection System. Its primary function is to establish a high-integrity communication link between a 3500/42M Proximitor/Seismic Monitor and its corresponding rear-mounted I/O module. The cable transmits raw, unamplified dynamic vibration and axial position signals from the I/O module's input terminals to the monitor's processing circuitry. It concurrently carries the -24 Vdc power from the monitor to the I/O module, which in turn powers the connected Proximitor probes. The 89477-30 is constructed as a multi-conductor, shielded assembly to ensure high signal-to-noise ratio (SNR) and protect the low-amplitude transducer signals from electromagnetic interference (EMI) and radio-frequency interference (RFI) prevalent in industrial environments. This robust shielding is critical for the accuracy of sub-mil (micrometer) level measurements required for effective machinery diagnostics and protection. The cable's specific length and keyed connectors ensure proper installation and signal path integrity within the 3500 rack architecture.

Detailed Specifications

ParameterSpecification
ManufacturerBently Nevada
Part Number89477-30
Product TypeInterconnect Cable
ConditionBrand New
Warranty12 Months
Cable Length3.0 meters (9.8 feet)
Connector TypeMulti-pin, keyed D-subminiature with jackscrew locking mechanisms
System CompatibilityBently Nevada 3500/42M Proximitor/Seismic Monitor and associated I/O modules
Cable ConstructionMulti-conductor, 22 AWG, with overall foil and/or braid shielding
Operating Temperature-30°C to +65°C (-22°F to +149°F)
Signal TypeTransmits dynamic transducer signals (vibration, position) and DC power
Application EnvironmentFor internal use within 3500 system racks; not rated for field installation

Operational Capabilities

In Oil & Gas and Power Generation applications, the 89477-30 interconnect cable demonstrates high reliability essential for continuous machinery protection. Its performance is defined by its ability to maintain signal integrity in environments with significant electrical noise and mechanical vibration. The cable's robust construction, featuring secure locking connectors and comprehensive shielding, prevents signal degradation and intermittent connections, which are potential sources of false trips or missed alarms in a protection system. The specified operating temperature range of -30°C to +65°C ensures stable performance within control cabinets and rack rooms that experience thermal cycling. The reliability of the 89477-30 is a critical factor in the overall safety integrity level (SIL) rating of the 3500 system, as it provides the foundational data link for detecting incipient faults such as bearing wear, imbalance, and shaft cracks in critical rotating assets.

Applications

  • Power generation turbines and generators
  • Oil & gas compressors and pumps
  • Industrial rotating machinery monitoring
  • Predictive maintenance systems
  • Process automation

Technical FAQ

Q: What systems is the 89477-30 compatible with?
A: The 89477-30 interconnect cable is designed exclusively for the Bently Nevada 3500 Machinery Protection System. It specifically facilitates the connection between a 3500/42M Proximitor/Seismic Monitor and its corresponding I/O module (e.g., 3500/42M I/O with Internal Terminations). It is not designed or validated for use with other Bently Nevada system series (such as 3300) or any third-party monitoring equipment.

Q: What are the installation requirements?
A: Installation must be performed by a qualified instrumentation technician familiar with the 3500 system. The cable is to be routed within the 3500 rack, ensuring it is not pinched, kinked, or subjected to tension. Adhere to a minimum bend radius of 10 times the cable's outer diameter. The keyed connectors prevent incorrect mating; do not apply force if resistance is met. After seating the connectors, fully tighten the jackscrews to prevent disconnection from cabinet vibration. Route the 89477-30 cable away from high-voltage AC power wiring to further mitigate any risk of noise induction.

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21000-34-10-20-058-04-02 | Bently Nevada | Proximity Probe HousingAssemblies

21000-34-10-20-058-04-02 | Bently Nevada | Proximity Probe HousingAssemblies

Technical Overview

The Bently Nevada 21000-34-10-20-058-04-02 is a rigid proximity probe housing assembly designed for the external mounting of proximity probes on machinery casings. Its primary function is to provide a secure, environmentally sealed, and mechanically protected housing for a non-contacting eddy current proximity probe. This specific assembly, constructed from 304 Stainless Steel, ensures robust performance in corrosive industrial environments. It positions a 3300 XL 8 mm probe at a fixed distance from the mounting surface, defined by its 3.4-inch standoff dimension. When integrated into a Bently Nevada 3500 Machinery Protection System, the probe within the 21000-34-10-20-058-04-02 housing measures shaft vibration and position. The probe transmits a high-frequency RF signal, which is modulated by the gap to the conductive target. This signal is then demodulated by a Proximitor sensor, producing a DC voltage proportional to the gap. This voltage is processed by a 3500 monitor module (e.g., 3500/42M) to provide critical data for machinery diagnostics and protection, such as radial vibration, axial thrust position, and speed.

Detailed Specifications

ParameterSpecification
ManufacturerBently Nevada
Part Number21000-34-10-20-058-04-02
Product TypeProximity Probe Housing Assembly
ConditionBrand New
Warranty12 Months
Material of Construction304 Stainless Steel
Mounting Thread Option3/4 - 14 NPT
Standoff Adapter Dimension (A)3.4 in (86 mm)
Housing Length (C)5.8 in (147 mm)
Included Probe3300 XL 8 mm Proximity Probe
Probe Cable Length (B)2.0 m (6.6 ft)
Operating Temperature Range-34 °C to +177 °C (-29 °F to +350 °F), limited by probe/cable specifications

Operational Capabilities

In Oil & Gas and Power Generation applications, the 21000-34-10-20-058-04-02 housing assembly demonstrates high reliability in demanding operational conditions. Its 304 Stainless Steel construction provides excellent resistance to corrosion from process fluids, steam, and harsh atmospheric contaminants common in these industries. The rigid design ensures the probe's measurement gap remains stable, preventing measurement drift and false alarms, which is critical for the protection of high-speed turbomachinery. The 3/4 - 14 NPT mounting thread, when installed correctly with appropriate sealant, provides a secure, pressure-tight seal against machine casing pressures. This configuration is rated for hazardous area classifications when used with appropriate intrinsic safety barriers. The assembly's design minimizes susceptibility to mechanical shock and vibration, ensuring the integrity of the measurement signal path from the probe to the monitoring system for long-term, uninterrupted machinery protection.

Applications

  • Power generation turbines and generators
  • Oil & gas compressors and pumps
  • Industrial rotating machinery monitoring
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Technical FAQ

Q: What systems is the 21000-34-10-20-058-04-02 compatible with?
A: The 21000-34-10-20-058-04-02 contains a 3300 XL 8 mm probe. This probe is a component of a complete transducer system that must also include a 3300 XL extension cable and a 3300 XL Proximitor Sensor. The complete transducer system is directly compatible with Bently Nevada monitoring systems, including the 3500 Series, 3300 Series, and the Orbit 60 Series. It provides a standard analog voltage signal (typically 2 to 18 Vdc or -2 to -18 Vdc) to the monitor's input module for processing.

Q: What are the installation requirements?
A: Installation requires a machined mounting boss on the machine case with a 3/4 - 14 NPT tapped hole. The surface of the boss must be perpendicular to the shaft centerline to ensure accurate measurement. Use an appropriate thread sealant (e.g., PTFE tape or liquid sealant rated for the process temperature and fluid) on the NPT threads to create a secure seal and prevent loosening. The assembly should be tightened to the specified torque value. After mechanical installation, the probe gap must be set by adjusting the probe within the housing to achieve the desired DC voltage, typically the center of its linear range (e.g., -10 Vdc for a standard 80 mil / 2 mm range), before locking it in place.

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200350-12-00-00 | Bently Nevada | Accelerometers

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Technical Overview

The Bently Nevada 200350-12-00-00 is a general-purpose, case-mounted industrial accelerometer designed for measuring absolute bearing housing or machine casing vibration. It utilizes a piezoelectric sensing element that generates a low-impedance voltage signal directly proportional to the acceleration of the component to which it is mounted. This analog voltage signal is transmitted via a two-wire system, which also supplies constant current power to the sensor's internal electronics (IEPE standard). The 200350-12-00-00 is specifically engineered for integration with Bently Nevada machinery protection systems, such as the 3500 series. It directly interfaces with the 3500/42M Proximitor/Seismic Monitor, which processes the raw acceleration signal. The monitor can then provide real-time acceleration data or perform single integration to derive velocity, a common parameter for assessing rotating machinery health. Constructed from 316L stainless steel with a hermetic seal, the 200350-12-00-00 is built to withstand harsh industrial environments, ensuring reliable signal transmission and long operational life in critical machinery monitoring applications.

Detailed Specifications

ParameterSpecification
ManufacturerBently Nevada
Part Number200350-12-00-00
Product TypeAccelerometers
ConditionBrand New
Warranty12 Months
Sensitivity10.2 mV/m·s⁻² (100 mV/g) ±5%
Frequency Response0.5 Hz to 10 kHz (±3 dB)
Measurement Range±490 m/s² (±50 g) peak
Power Requirement (IEPE)18 to 30 VDC, 2 to 10 mA Constant Current
Connector2-pin MIL-C-5015, Top Exit
Operating Temperature Range-55 °C to +121 °C (-67 °F to +250 °F)
Case Material316L Stainless Steel, Hermetically Sealed

Operational Capabilities

In Oil & Gas and Power Generation applications, the 200350-12-00-00 provides essential data for condition monitoring of critical assets like gas and steam turbines, compressors, pumps, and generators. Its reliability is substantiated by its robust construction; the hermetically sealed 316L stainless steel housing (rated to IP68) prevents ingress of moisture, chemicals, and particulates common in these environments. The sensor is designed for high MTBF (Mean Time Between Failures) through the use of solid-state electronics and minimal moving parts. Environmentally, the 200350-12-00-00 is specified to operate reliably from -55 °C to +121 °C, accommodating a wide range of ambient and machine surface temperatures. It is also designed to survive high-g shock events (up to 5000 g peak), ensuring data integrity is maintained even during machinery startup, shutdown, or upset conditions.

Applications

  • Power generation turbines and generators
  • Oil & gas compressors and pumps
  • Industrial rotating machinery monitoring
  • Predictive maintenance systems
  • Process automation

Technical FAQ

Q: What systems is the 200350-12-00-00 compatible with?
A: The 200350-12-00-00 is designed for primary compatibility with Bently Nevada monitoring systems, including the 3500 Machinery Protection System (interfacing with the 3500/42M Proximitor/Seismic Monitor) and the 3300 Monitoring System. It is also compatible with any third-party data acquisition or monitoring system that can provide standard IEPE (Integrated Electronics Piezo-Electric) sensor power, specifically a constant current source of 2 to 10 mA at a voltage of 18 to 30 VDC.

Q: What are the installation requirements?
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Technical Overview

The Bently Nevada 330101-00-20-90-02-00 is a genuine industrial automation component designed for reliable operation in demanding environments. This high-quality product ensures optimal performance and long-term durability for critical machinery protection systems.

Detailed Specifications

ParameterSpecification
ManufacturerBently Nevada
Part Number330101-00-20-90-02-00
ConditionBrand New
Warranty12 Months

Applications

  • Power generation turbines and generators
  • Oil & gas compressors and pumps
  • Industrial rotating machinery monitoring
  • Predictive maintenance systems
  • Process automation in manufacturing plants

Operational Capabilities

This Bently Nevada 330101-00-20-90-02-00 component delivers consistent performance in harsh industrial environments. It is engineered for seamless integration with Bently Nevada monitoring systems, ensuring accurate data collection for predictive maintenance and operational efficiency.

Technical FAQ

Q: Is this an authentic Bently Nevada product?
A: Yes, this is a 100% genuine Bently Nevada product with full manufacturer warranty.

Q: What warranty is included?
A: All products include a standard 12-month warranty with comprehensive technical support.

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Technical Overview

The Bently Nevada 84661-82 is a genuine industrial automation component designed for reliable operation in demanding environments. This high-quality product ensures optimal performance and long-term durability for critical machinery protection systems.

Detailed Specifications

ParameterSpecification
ManufacturerBently Nevada
Part Number84661-82
ConditionBrand New
Warranty12 Months

Applications

  • Power generation turbines and generators
  • Oil & gas compressors and pumps
  • Industrial rotating machinery monitoring
  • Predictive maintenance systems
  • Process automation in manufacturing plants

Operational Capabilities

This Bently Nevada 84661-82 component delivers consistent performance in harsh industrial environments. It is engineered for seamless integration with Bently Nevada monitoring systems, ensuring accurate data collection for predictive maintenance and operational efficiency.

Technical FAQ

Q: Is this an authentic Bently Nevada product?
A: Yes, this is a 100% genuine Bently Nevada product with full manufacturer warranty.

Q: What warranty is included?
A: All products include a standard 12-month warranty with comprehensive technical support.

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Technical Overview

The Bently Nevada 21000-16-10-15-075-03-02 is a genuine industrial component designed for critical automation systems. This high-quality product delivers reliable performance in demanding industrial environments.

Detailed Specifications

ParameterSpecification
ManufacturerBently Nevada
Part Number21000-16-10-15-075-03-02
ConditionBrand New
Warranty12 Months

Applications

  • Industrial automation systems
  • Process control applications
  • Manufacturing equipment
  • Power generation systems

Technical FAQ

Q: Is this a genuine Bently Nevada product?
A: Yes, this is a 100% genuine product with full manufacturer warranty.

Q: What is the warranty period?
A: All products come with a standard 12-month warranty.