190501-10-00-02 | Bently Nevada Velomitor CT Velocity Transducer

Introduction to the 190501-10-00-02

As rotating machinery grows more complex, the demand for precise, dependable vibration monitoring has never been greater. The 190501-10-00-02 from Bently Nevada addresses this need with a compact, rugged design built for harsh industrial environments. This Velomitor CT velocity transducer converts mechanical vibration into an electrical signal, enabling early detection of bearing wear, unbalance, and misalignment.

With a sensitivity of 3.94 mV/mm/s (±5%), the 190501-10-00-02 delivers accurate velocity readings across a wide frequency range. Its 316L stainless steel case and MIL-C-5015 connector ensure durability in demanding conditions. For engineers seeking a reliable solution for machinery protection, this transducer offers a proven choice.

Key Features and Technical Specifications

The 190501-10-00-02 is engineered for performance. Below are its core specifications, each traceable to the manufacturer's datasheet:

• Sensitivity: 3.94 mV/mm/s (100 mV/in/s) ±5%.
• Frequency Response: 3.0 Hz to 900 Hz (180 to 54,000 cpm) ±1.0 dB; 1.5 Hz to 1.0 kHz (90 to 60,000 cpm) ±3.0 dB.
• Temperature Sensitivity: -8% to +5% typical over the operating temperature range.
• Transverse Response: Less than 5% of axial sensitivity.
• Amplitude Linearity: ±2% to 63.5 mm/s pk (2.5 in/s pk).
• Mounted Resonant Frequency: 9 kHz minimum (stud mounted, except quick disconnect).
• Output Bias Voltage: 10.1 Vdc ± 1.0 Vdc, Pin A referenced to Pin B.
• Dynamic Output Impedance: <400 Ω typical.
• Broadband Noise: 0.229 mm/s (0.009 in/s) pk.
• Base Strain Sensitivity: 0.43 mm/s/μstrain (0.017 in/s/μstrain).
• Grounding: Internal electronics isolated from case.
• Maximum Cable Length: 305 meters (1,000 ft) of cable (part number 02173006) with no signal degradation.
• Operating Temperature: -40°C to +85°C (-40°F to +185°F).
• Storage Temperature: -40°C to +100°C (-40°F to +212°F).
• Shock Limit: 5000 g pk, maximum.
• Humidity Limit: 100% condensing, non-submerged.
• Magnetic Field Susceptibility: <0.0068 mm/s/gauss (0.268 mil/s/gauss) @ 50 gauss, 50-60 Hz.
• Weight: <297 g (10.5 oz), typical.
• Mounting Surface: 33 mm diameter (1.3 in diameter).
• Height: 82 mm (3.2 in).
• Case Material: 316L stainless steel.
• Connector: 2-pin 316L stainless steel MIL-C-5015, top.
• Mounting Torque: 4.5 N-m ± 0.6 N-m (40 in-lbf ± 5 in-lbf).
• Polarity: Pin A goes positive with respect to Pin B when velocity is from base to top of the transducer.
• Mounting Angle: Any orientation.

One standout feature is the intrinsic safety approval (Agency Approval Option 02). This transducer is certified for use in hazardous areas, including Class I, Division 1 and Zone 0/1 environments, making it suitable for oil, gas, and chemical applications.

Applications and Use Cases

The 190501-10-00-02 is ideal for monitoring rotating equipment such as pumps, motors, fans, and compressors. Its wide frequency response captures both low-speed and high-speed vibrations, enabling comprehensive machine health assessment. In addition, the transducer's robust construction withstands extreme temperatures and humidity, ensuring reliable operation in outdoor or washdown areas.

For example, in a petrochemical plant, the 190501-10-00-02 can be installed on a critical pump to detect early signs of bearing degradation. By providing continuous velocity data, it helps maintenance teams schedule repairs before catastrophic failure occurs, reducing downtime and repair costs.

Installation and Setup

Proper installation is essential for accurate vibration measurement. The 190501-10-00-02 features a plate stud mount (M6x1 to M6x1 with 3/8-24 adapter) for secure attachment. Follow these general guidelines:

• Ensure the mounting surface is flat and clean to achieve proper contact.
• Tighten the mounting stud to the specified torque of 4.5 N-m ± 0.6 N-m.
• Connect the MIL-C-5015 connector securely, verifying pin orientation.
• Route cables away from high-temperature or high-noise sources.
• For hazardous area installations, follow the manufacturer's drawing 167536.

Always refer to the Bently Nevada installation manual for detailed instructions.

Maintenance and Reliability

The 190501-10-00-02 is designed for long-term reliability with minimal maintenance. Because it has no moving parts, wear is negligible. However, periodic inspection is recommended to ensure the mounting remains tight and the connector is free from corrosion. In addition, verify that the cable is not damaged and that the transducer's output bias voltage remains within specification.

Regular calibration checks, as recommended by the manufacturer, help maintain measurement accuracy. By following a simple preventive maintenance schedule, you can extend the service life of the transducer and avoid unexpected failures.

Compatibility and Integration

The 190501-10-00-02 is compatible with Bently Nevada monitoring systems that accept velocity transducer inputs. Its standard MIL-C-5015 connection interface simplifies integration with existing cabling. The transducer's output signal (velocity) can be fed into vibration monitors, data collectors, or PLCs for trending and analysis.

For hazardous area installations, the intrinsic safety approvals (Ex ia IIC T4, AEx ia IIC T4) ensure compatibility with approved safety barriers. Always verify system compatibility with your specific monitoring equipment.

Common Questions About the 190501-10-00-02

Q: What is the sensitivity of the 190501-10-00-02?

A: The sensitivity is 3.94 mV/mm/s (100 mV/in/s) ±5%.

Q: What is the operating temperature range?

A: The operating temperature range is -40°C to +85°C (-40°F to +185°F).

Q: Is the transducer intrinsically safe?

A: Yes, with Agency Approval Option 02, it is certified for Class I, Division 1 and Zone 0/1 hazardous areas.

Q: What is the maximum cable length?

A: The maximum cable length is 305 meters (1,000 feet) with no signal degradation.

Q: What mounting hardware is included?

A: The transducer comes with a plate stud mount (M6x1 to M6x1 with 3/8-24 adapter).

Product Support and Availability

The 190501-10-00-02 is available from Petro Auto Tech, a trusted industrial automation parts supplier. We maintain a ready inventory to support your maintenance and project needs. Contact our team for pricing and lead times.

Please verify current lifecycle status and availability with Petro Auto Tech before ordering.