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Bently Nevada PLC/

Bently Nevada 330400-00-00 Accelerometer

Brand:Bently Nevada PLC
Item No.:330400-00-00
Product Origin:USA
Product Dimensions:Diameter:23 mm
Product Weight:0.1kg
Payment:T/T, Western Union, Credit Card
Goods_stock:15
Shipping Port:Xiamen, China
Lead Time:1-3 Days
Condition:Brand New And Original
Warranty:1 Year
Certificate:COO
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330400330400-02-00 (2)330400-02-CN 2330400-02-CN 4

Industrial Piezoelectric Accelerometer for Machinery Vibration Monitoring

The Bently Nevada 330400-00-00 Accelerometer is a three-wire piezoelectric acceleration transducer designed for continuous monitoring of casing vibration on critical rotating machinery. It is part of the 330400/330425 Accelerometer Series and is commonly used in applications where housing acceleration measurements are required, including gear mesh monitoring, bearing condition assessment, and machinery protection systems. The 330400 meets the requirements of API Standard 670 for accelerometers and provides a 100 mV/g sensitivity with a 50 g peak measurement range.


Technical Specifications

ParameterSpecification
ManufacturerBently Nevada
Part Number330400-00-00
Product TypeAccelerometer (Acceleration Transducer)
Series330400 Accelerometer
Sensor TechnologyThree-wire piezoelectric
Sensitivity100 mV/g (±5%)
Measurement Range50 g peak
Frequency Response10 Hz to 15 kHz
Power Supply-24 VDC nominal
Output TypeVoltage output
Mounting Thread1/4-28 UNF integral stud
Agency Approval00 = None
Housing MaterialStainless steel
Environmental ProtectionSuitable for industrial environments
Compatible Mounting Kits43217 (standard), 37442 (high-temperature)
Compatible Interconnect Cables130539, 16925 series


Typical Applications

The 330400-00-00 is widely used on:

  • Steam turbines
  • Gas turbines
  • Centrifugal compressors
  • Gearboxes
  • Pumps
  • Electric motors
  • Fans and blowers
  • Generators

Typical monitoring functions include:

  • Bearing housing vibration
  • Gear mesh monitoring
  • Casing acceleration measurement
  • Structural vibration analysis
  • Machine condition monitoring
  • Predictive maintenance programs 


Key Features

API 670 Compliance

The 330400 is designed to satisfy the requirements of API Standard 670, making it suitable for critical machinery protection systems.

Wide Frequency Response

Operating from 10 Hz to 15 kHz, the accelerometer captures both low-frequency machinery vibration and high-frequency events such as bearing or gear defects.

High Sensitivity

With a 100 mV/g output sensitivity, the sensor provides excellent signal resolution for accurate vibration analysis.

Rugged Piezoelectric Construction

The sealed stainless-steel housing withstands demanding industrial environments while delivering reliable long-term performance.

Flexible Installation

The accelerometer can be mounted directly using its 1/4-28 UNF integral stud or installed in 43217 or 37442 protective mounting housings for additional environmental protection.

Compatible Cabling

The sensor supports Bently Nevada interconnect cables in standard lengths from 6 ft (1.8 m) to 99 ft (30 m), with custom lengths available. 


Frequently Asked Questions

1. What is the 330400-00-00 used for?

It measures machine casing acceleration for vibration monitoring, gear mesh analysis, and machinery protection.

2. What is the sensitivity?

The sensor provides 100 mV/g sensitivity with a 50 g peak measurement range.

3. What frequency range does it measure?

The operating frequency response is 10 Hz to 15 kHz.

4. What power supply is required?

The internal electronics require a -24 VDC nominal power supply.

5. What does the "-00-00" configuration indicate?

  • First 00 – 1/4-28 UNF integral mounting stud
  • Second 00 – No hazardous-area approvals

6. Can it be used in hazardous areas?

The 330400-00-00 does not include hazardous-area approvals. Versions with 05 include multiple approvals such as CSA, ATEX, and IECEx.

7. Which industries use this accelerometer?

It is widely used in oil & gas, power generation, petrochemical, mining, marine, and general industrial rotating machinery applications.

8. Is it compatible with API 670 monitoring systems?

Yes. The 330400 is designed to meet API 670 requirements for accelerometer-based machinery protection. 


Sales and Business Development

Phone: +8617350837383
E-mail: [email protected]
Skype: +8617350837383
WhatsApp: +8617350837383
Business hours: We Provide Online Support 24/7
Address: Room 1001, Jiuzhou Commercial Building, Xiamen, Fujian Province, China

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