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

Introduction to the Bently Nevada 190501-00-00-CN

When machinery vibration threatens uptime, the 190501-00-00-CN from Bently Nevada provides a dependable measurement solution. This Velomitor CT velocity transducer is engineered for industrial environments where accuracy and durability are non-negotiable. With a sensitivity of 3.94 mV/mm/s (100 mV/in/s) ±5%, it delivers consistent performance for predictive maintenance programs.

As part of Bently Nevada's trusted sensor lineup, this transducer is built to withstand harsh conditions. Its 316L stainless steel case and MIL-C-5015 connection interface ensure long-term reliability. Whether you are monitoring pumps, motors, or fans, the 190501-00-00-CN helps you detect issues early, reducing costly downtime.

Key Features and Technical Specifications

The 190501-00-00-CN offers a range of specifications that make it suitable for demanding applications. Below are the core parameters you can rely on:

• 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, 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 metres (1,000 ft.) with part number 02173006

These specifications ensure accurate vibration measurement across a wide frequency range, making the 190501-00-00-CN a versatile choice for rotating machinery monitoring.

Applications and Use Cases

The 190501-00-00-CN is ideal for vibration monitoring in various industrial settings. It excels in applications where early fault detection is critical, such as:

• Rotating equipment like motors, pumps, and compressors
• Machine tool spindles and gearboxes
• Process machinery in chemical or petrochemical plants
• Power generation equipment including turbines and generators

By integrating this transducer into your condition monitoring system, you can identify imbalance, misalignment, or bearing wear before they lead to unplanned shutdowns. Its robust design ensures reliable operation even in high-vibration environments.

Installation and Mounting

Proper installation is key to maximizing the performance of the 190501-00-00-CN. The transducer features a mounting hardware option of no stud, and it can be mounted in any orientation. The mounting surface requires a 33 mm diameter (1.3 in) area, and the recommended mounting torque is 4.5 N-m ± 0.6 N-m (40 in-lbf ± 5 in-lbf).

For best results, ensure the mounting surface is clean and flat. The MIL-C-5015 connection interface provides a secure, weatherproof connection. When routing cables, avoid sharp bends and excessive tension to prevent damage. The maximum cable length of 305 metres (1,000 ft.) allows flexible placement of monitoring equipment.

Maintenance and Reliability

Regular maintenance of the 190501-00-00-CN is straightforward. Because the internal electronics are isolated from the case, the sensor is less susceptible to ground loops and electrical interference. Periodically inspect the cable and connector for wear or damage, and verify that the mounting remains tight.

The transducer operates over a wide temperature range, from -40°C to +85°C (-40°F to +185°F), and can withstand shock up to 5000 g pk. This ruggedness translates into long service life and reduced replacement costs. By choosing the 190501-00-00-CN, you invest in a reliable component that supports your maintenance strategy.

Compatibility and Integration

The 190501-00-00-CN is designed to work with Bently Nevada monitoring systems and other data acquisition equipment that accept velocity transducer inputs. Its output bias voltage of 10.1 Vdc and dynamic output impedance of <400 Ω ensure compatibility with standard vibration monitoring modules.

For hazardous area installations, the transducer offers intrinsic safety options (Ex ia IIC T4 and AEx ia IIC T4) as listed in the datasheet. However, this specific model (190501-00-00-CN) has the 'CN' agency approval option, which is country-specific. Always verify the approval requirements for your location before installation.

Common Questions About the 190501-00-00-CN

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

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

Q: What is the maximum cable length for this transducer?

A: The maximum cable length is 305 metres (1,000 ft.) when using cable part number 02173006.

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

A: Yes, but only if the agency approval option matches your site requirements. This model has a 'CN' option, which is country-specific. Consult Bently Nevada documentation for details.

Q: What is the operating temperature range?

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

Product Support and Availability

At Petro Auto Tech, we stock the 190501-00-00-CN and can ship it promptly to support your operations. Our team understands the importance of reliable vibration monitoring, and we are ready to assist with your order. Contact us today for pricing and availability.