190501-04-00-CN | Bently Nevada Velomitor CT Velocity Transducer

Introduction to the Bently Nevada 190501-04-00-CN Velomitor CT

When rotating machinery experiences unexpected vibration, unplanned downtime can quickly escalate into significant financial losses. The 190501-04-00-CN from Bently Nevada provides a dependable solution for continuous velocity monitoring. This Velomitor CT velocity transducer is engineered to deliver accurate data, helping you detect issues early and avoid costly repairs.

With a sensitivity of 3.94 mV/mm/s (100 mV/in/s) ±5%, the 190501-04-00-CN ensures precise measurement of machinery vibration. This level of accuracy supports proactive maintenance strategies, reducing the risk of catastrophic failures and extending equipment life.

Key Features and Technical Specifications

The 190501-04-00-CN is built to perform in demanding industrial environments. Its robust design and high-quality materials ensure long-term reliability, making it a cost-effective choice for vibration monitoring.

• 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 operating 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)
• Output Bias Voltage: 10.1 Vdc ± 1.0 Vdc, Pin A referenced to Pin B
• Dynamic Output Impedance: <400 Ω typical
• Broadband: 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) with part number 02173006
• 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: 0.297 kg (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-C5015, 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
• Mounting Angle: Any orientation

These specifications highlight the transducer's capability to deliver consistent performance, which translates to lower maintenance costs and fewer unexpected shutdowns.

Applications and Use Cases

The 190501-04-00-CN is suitable for a wide range of rotating machinery, including pumps, motors, fans, and compressors. Its robust design and wide frequency response make it ideal for both slow-speed and high-speed equipment. By integrating this transducer into your condition monitoring system, you can gain valuable insights into machine health, enabling predictive maintenance that reduces downtime and extends asset life.

For example, in a chemical plant, continuous vibration monitoring with the 190501-04-00-CN can detect bearing wear early, allowing scheduled maintenance instead of emergency repairs. This proactive approach not only saves money but also improves safety and operational efficiency.

Installation and Setup

Proper installation is crucial for accurate vibration measurement. The 190501-04-00-CN features a stud M6x1 mounting with a 3/8-in 24 adapter, ensuring a secure and stable attachment. The MIL-C-5015 connection interface provides a reliable electrical connection, and the transducer can be mounted in any orientation, offering flexibility in various machine configurations.

When installing, ensure the mounting surface is clean and flat to achieve optimal coupling. Apply the recommended mounting torque of 4.5 N-m ± 0.6 N-m (40 in-lbf ± 5 in-lbf) to avoid over-tightening, which could affect readings. For detailed wiring instructions, refer to the official Bently Nevada documentation.

Maintenance and Reliability

Regular inspection of the transducer and its connections is recommended to ensure long-term reliability. The 316L stainless steel case provides excellent corrosion resistance, making it suitable for harsh environments. With no moving parts, the Velomitor CT design minimizes wear, reducing the need for frequent replacements and lowering total cost of ownership.

By incorporating the 190501-04-00-CN into a routine maintenance program, you can identify potential issues before they escalate, avoiding costly downtime and extending the life of your machinery.

Compatibility and Integration

The 190501-04-00-CN is designed to work seamlessly with Bently Nevada monitoring systems. Its standard output and connection interface allow for easy integration into existing setups. For specific compatibility details, consult the product datasheet or contact Petro Auto Tech for expert guidance.

Frequently Asked Questions

Q: What is the sensitivity of the 190501-04-00-CN?

A: The sensitivity is 3.94 mV/mm/s (100 mV/in/s) ±5%, ensuring accurate velocity measurements.

Q: What is the operating temperature range?

A: The transducer operates from -40°C to +85°C (-40°F to +185°F), suitable for extreme environments.

Q: Can the 190501-04-00-CN be used in hazardous areas?

A: Yes, it has intrinsic safety approvals (Ex ia IIC T4 and AEx ia IIC T4) for Class I, Division 1, Groups A, B, C, D, and other classifications.

Q: What is the maximum cable length?

A: Up to 305 meters (1,000 ft) of cable (part number 02173006) can be used without signal degradation.

Q: How should the transducer be mounted?

A: It can be mounted in any orientation using the stud M6x1 with 3/8-in 24 adapter, with a recommended torque of 4.5 N-m ± 0.6 N-m.

Product Support and Availability

The 190501-04-00-CN is available at Petro Auto Tech, a trusted industrial automation parts supplier. Contact our team for pricing and availability. We are ready to assist with your vibration monitoring needs.