330500-00-01 Bently Nevada Velomitor Piezo-Velocity Sensor
Manufacturer: Bently Nevada
Product No.: 330500-00-01
Condition： In stock
Product Type: Velomitor Piezo-velocity Sensor
Product Origin: USA
Payment: T/T, Western Union
Weight: 142g
Shipping port: Xiamen
Warranty: 12 months
Estimate delivery times: 12-26 days (International), 3-6 days (United States).
Return within 30 days of purchase. Duties & taxes are non-refundable.
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Product Overview | Velocity Sensing for Critical Machinery
The Bently Nevada 330500-00-01 is a 330500 Series Velomitor Piezo-velocity Sensor designed for industrial machinery vibration monitoring. It converts mechanical vibration velocity into an electrical signal for compatible monitoring equipment.
Its piezoelectric sensing technology supports vibration measurements across a broad frequency range. The stainless steel construction and hermetically sealed connector suit demanding industrial installations.
This configuration specifies no mounting adapter and includes the CSA/US/C approval option. Engineers can integrate the sensor into suitable machinery monitoring systems after confirming mounting, electrical interface, and hazardous-area requirements.
- Manufacturer: Bently Nevada
- Model: 330500-00-01
- Series: 330500 Velomitor Piezo-velocity Sensor
- Sensor Type: Piezoelectric vibration velocity transducer
- Mounting Option: -00, no adapter
- Approval Option: -01, CSA/US/C
- Case Material: 316L stainless steel
- Typical Weight: 142 g (5.0 oz)
- Warranty: 12 months, subject to supplier terms
Configuration Breakdown | Decode the Part Number
| Code Segment | Configuration | Engineering Meaning |
|---|---|---|
| 330500 | Velomitor Piezo-velocity Sensor | Identifies the sensor model and product family. |
| -00 | No mounting adapter | Requires a compatible mounting interface at the installation point. |
| -01 | CSA/US/C approval option | Specifies the ordered approval option; confirm the exact certification marking. |
Selection note: Confirm the complete suffix and applicable product documentation before ordering. The mounting arrangement and certification must match the intended machine location.
Technical Specifications | Electrical and Dynamic Performance
The following specifications apply at +20°C to +30°C and 100 Hz unless otherwise indicated. Operation outside specified limits can cause inaccurate readings or loss of monitoring.
| Parameter | Specification |
|---|---|
| Manufacturer | Bently Nevada |
| Model | 330500-00-01 |
| Sensitivity | 3.94 mV/mm/s (100 mV/in/s), ±5% |
| Frequency Response, ±3 dB | 4.5 Hz to 5 kHz |
| Frequency Response, ±0.9 dB | 6.0 Hz to 2.5 kHz |
| Velocity Range | 1,270 mm/s (50 in/s) peak |
| Amplitude Linearity | ±2% up to 152 mm/s (6 in/s) peak |
| Transverse Sensitivity | Less than 5% of sensitivity |
| Mounted Resonant Frequency | Greater than 12 kHz |
| Output Bias Voltage | -12 ±3.0 VDC, referenced to Pin A over temperature |
| Dynamic Output Impedance | Less than 2,400 Ω |
| Broadband Noise Floor | 0.004 mm/s RMS nominal, from 4.5 Hz to 5 kHz |
| Temperature Sensitivity | -14% to +7.5% typical over the operating temperature range |
| Base Strain Sensitivity | 0.005 in/s/mstrain |
| Magnetic Field Susceptibility | Less than 51 min/s/gauss at 50 gauss and 50–60 Hz, as specified |
| Case Grounding | Case electrically isolated |
Mechanical Design and Environmental Limits
| Parameter | Specification |
|---|---|
| Operating Temperature | -55°C to +121°C (-67°F to +250°F) |
| Shock Survivability | 5,000 g peak maximum |
| Relative Humidity | Up to 100%, non-submerged; hermetically sealed case |
| Case Material | 316L stainless steel |
| Diameter | 25.3 mm (0.995 in) |
| Height | 63.2 mm (2.49 in) |
| Typical Weight | 142 g (5.0 oz) |
| Connector | Two-pin Mil-C-5015, hermetically sealed, 316L stainless steel shell |
| Mounting Torque | 24–40 in-lb maximum, equivalent to approximately 2.7–4.5 N·m |
| Maximum Specified Cable Length | 305 m (1,000 ft) with cable P/N 02173006, under stated conditions |
| Recommended Cable Length | 63 m (208 ft), under the specified 50 g, 10 kHz, and 200 pF/m conditions |
Cable selection note: The maximum specified cable length and recommended cable length use different conditions. Follow the applicable installation documentation and cable capacitance limits when selecting the actual run.
Signal Polarity and Installation Requirements
- Polarity: When the sensor case moves toward the connector, Pin A becomes positive relative to Pin B.
- Connector: Use the compatible two-pin connection and verify pin assignments before wiring.
- Mounting: The -00 configuration includes no adapter. Confirm the mounting surface and threaded interface before installation.
- Mounting Torque: Apply the specified torque range without exceeding 40 in-lb.
- Cable Routing: Protect the cable from abrasion, excessive bending, crushing, and electrical interference.
- Signal Conditioning: Confirm the receiving monitor accepts the sensor's dynamic output and bias characteristics.
- Commissioning: Compare readings against a known reference or established vibration baseline.
Secure the sensor to a clean, rigid mounting surface. Poor mounting contact can alter high-frequency response and introduce measurement errors.
Compatible Equipment and Industrial Applications
| Equipment | Monitoring Objective | Practical Application |
|---|---|---|
| Industrial Motors | Vibration velocity trending | Identify developing mechanical imbalance and changes in vibration severity. |
| Fans and Blowers | Rotating equipment condition monitoring | Track vibration changes caused by imbalance, looseness, or bearing-related faults. |
| Pumps | Vibration monitoring | Compare operating vibration before and after maintenance. |
| Compressors | Machine vibration assessment | Observe vibration trends across different operating loads. |
| Gearboxes | Mechanical condition monitoring | Identify abnormal changes that require further inspection. |
| Power Generation Equipment | Continuous machinery monitoring | Support vibration measurement on compatible rotating machinery. |
| Marine and Offshore Machinery | Environmental and vibration monitoring | Support suitable installations subject to certification and system requirements. |
Actual compatibility depends on the receiving monitor, input requirements, mounting interface, cable, and required certification. Verify these details before replacing an installed sensor.
Diagnostics | Turning Vibration Signals into Maintenance Decisions
The sensor provides vibration velocity information for a compatible monitoring system. Engineers can use vibration trends to identify changes, but they must combine those trends with operating conditions and other diagnostic evidence.
- Rising Overall Vibration: Compare velocity readings with baseline values and check for imbalance, looseness, alignment changes, or altered operating conditions.
- Unexpected High-Frequency Changes: Inspect mounting rigidity, cable condition, and the measurement system's frequency response.
- Excessive Noise: Check cable routing, connector condition, grounding arrangements, and monitor input compatibility.
- Unstable Readings After Maintenance: Verify mounting torque, contact surfaces, cable connections, and polarity.
- Differences Between Measurement Points: Confirm sensor orientation, mounting conditions, and consistent measurement locations before comparing trends.
- Temperature-Related Drift: Compare readings with operating temperature and account for the specified temperature sensitivity.
Field example: A motor vibration reading increases after a coupling replacement. Before replacing the sensor, technicians should verify mounting torque, sensor orientation, cable connections, and the machine's alignment.
Next, compare the sensor output with another measurement point or a portable vibration analyzer. This process helps separate installation problems from actual changes in machine condition.
Hazardous-Area Approvals and Compliance
The supplied product information lists the following approval classifications for applicable 330500 configurations. Verify the exact certification marking and installation drawing for the ordered sensor.
- Intrinsic Safety: Ex ia IIC T4 and AEx ia IIC T4.
- North American Classifications: Class I, Division 1, Groups A, B, C, and D; Class II, Groups E, F, and G; and Class III, as specified.
- Nonincendive / Non-Sparking Classifications: Ex nL IIC T4 and AEx nA IIC T4, with Class I, Division 2, Groups A, B, C, and D, as specified.
- Temperature Classification: T4 at ambient temperatures from -40°C to +100°C for the applicable approvals.
- Installation Drawing: Follow drawing 167537 where required by the approval.
- EMC: Directive 2014/30/EU, as applicable.
- RoHS: Directive 2011/65/EU, as applicable.
- FCC: Part 15 compliance, subject to the stated operating conditions.
- Maritime: The supplied information references DNV rules for ships, high-speed and light craft, and DNV offshore standards.
Do not assume that every listed approval applies automatically to every suffix or installation. Confirm the certificate, nameplate, approved accessories, and site requirements before installation in a hazardous area.
Model Comparison | 330500-00-01 vs. 330500-06-02
Both part numbers belong to the Bently Nevada 330500 Velomitor family. The supplied details fully define the -00-01 configuration, but do not establish all specifications for the -06-02 alternative.
| Selection Point | 330500-00-01 | 330500-06-02 |
|---|---|---|
| Product Family | 330500 Velomitor Piezo-velocity Sensor | 330500 Velomitor family; verify the complete configuration |
| Mounting Option | -00: No adapter | Confirm the -06 mounting code against the official documentation |
| Approval Option | -01: CSA/US/C | Confirm the -02 approval option and applicable certificates |
| Mechanical Interface | Requires a compatible mounting surface or interface | Verify the mounting arrangement before substitution |
| Recommended Use | Choose when the no-adapter mounting configuration and approval requirements match the installation. | Consider when the documented -06-02 configuration matches the required mounting and approval conditions. |
| Product Link | Current requested model | View Bently Nevada 330500-06-02 |
Technical recommendation: Do not treat the suffixes as interchangeable without reviewing the full product documentation. Compare the mounting arrangement, approvals, connector, cable requirements, and monitoring-system compatibility before ordering.
Global PLC Spare HUB's Insight
In practical vibration monitoring, sensor mounting quality can matter as much as nominal sensor sensitivity. A loose mounting interface can distort measurements and make trend comparisons less reliable.
For example, a maintenance team may report higher fan vibration after replacing a sensor. The team should first verify mounting torque and surface contact, then inspect the cable and confirm the monitor's input settings.
Engineers should also document the measurement direction, installation point, operating speed, and baseline vibration level. These details make future comparisons more meaningful and reduce unnecessary component replacement.
For hazardous-area installations, confirm the exact -01 approval configuration and follow the applicable installation drawing. A matching product-family name alone does not establish approval for a specific site.
Warranty, Packaging, and Shipping
- Product: Bently Nevada 330500-00-01 Velomitor Piezo-velocity Sensor.
- Warranty: 12 months, subject to the supplier's applicable terms and conditions.
- Shipping Options: FedEx, UPS, and DHL, subject to destination and service availability.
- Dispatch Target: 24–48 hours after order confirmation, subject to stock verification and order processing.
- Configuration Verification: Confirm mounting and approval suffixes before shipment.
- Package Contents: Confirm the sensor, any ordered accessories, and documentation against the supplier's packing list.
Frequently Asked Questions
Q1: Why does mounting resonance matter when selecting a velocity sensor?
Mounting resonance can affect the measured vibration response, especially at higher frequencies. Use a rigid mounting interface and verify that the intended measurement band remains within the sensor's specified response.
Q2: Can I compare readings from two sensors installed at different angles?
Compare orientation and measurement direction first. Different axes can capture different vibration components, so engineers should standardize sensor orientation before interpreting trend differences.
Q3: What should I check if readings change after replacing the sensor cable?
Verify cable type, capacitance, connector condition, pin assignment, routing, and total cable length. Compare the output with the previous baseline under similar machine operating conditions.
Q4: Is the stated 5 kHz upper frequency limit the preferred range for every installation?
No. The usable frequency range depends on the diagnostic objective, mounting method, receiving instrument, and signal processing. Select the measurement bandwidth to match the machine's expected vibration characteristics.
Q5: What information should I provide when ordering a replacement?
Provide the full part number, mounting details, approval requirements, connector arrangement, cable type and length, and receiving monitor model. This information helps confirm mechanical and electrical compatibility before purchase.
Request a Quote | Bently Nevada 330500 Series
Contact Global PLC Spare HUB for pricing, availability, and configuration support for the 330500-00-01 Velomitor Piezo-velocity Sensor. Include your required quantity, installation details, and approval requirements to help confirm the correct sensor for your machinery monitoring system.
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12-Month Comprehensive Warranty
Every part supplied by Global PLC Spare Hub is covered by a 12-month warranty from the date of invoice.
- Coverage: Functional defects and hardware failures under normal operating conditions.
- Commitment: We provide immediate repair, replacement, or a full refund for any verified defective components to minimize your operational downtime.
Returns & Exchange Policy
We offer a 30-day return policy to ensure you receive the exact part your system requires.
- Eligibility: Returns are accepted for uninstalled items in their original, factory-sealed packaging.
- RMA Process: Please contact our support team to obtain a Return Merchandise Authorization (RMA) number before shipping.
- Fast Processing: Refunds or exchanges are processed within 3–5 business days after the returned item passes our technical inspection.
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