190501-00-00-CN | Bently Nevada 3.94 mV/mm/s Velomitor CT

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

When machine 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 rotating equipment monitoring. It offers a sensitivity of 3.94 mV/mm/s (100 mV/in/s) with a ±5% tolerance, ensuring consistent performance across applications.

As a country-specific variant (CN), this model is tailored for certain regional requirements. Its robust construction and precise output make it a solid choice for predictive maintenance programs. Consequently, engineers can rely on its data to make informed decisions.

Key Features & Technical Specifications

The 190501-00-00-CN is packed with features that support reliable vibration monitoring. Below are its core specifications:

• 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.
• 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).
• Maximum Cable Length: 305 metres (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, 50-60Hz.
• Weight: 0.297 Kg (typical).
• 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).

One distinctive feature is the base strain sensitivity of 0.43 mm/s/μstrain. This low value minimizes false readings caused by mechanical strain on the transducer body, thereby improving measurement accuracy in demanding installations.

Applications & Use Cases

The 190501-00-00-CN is well-suited for vibration monitoring on pumps, motors, fans, and other rotating machinery. Its wide frequency response captures both low-speed and high-speed vibrations. Moreover, the transducer’s robust design allows operation in harsh environments, including high humidity and temperature extremes. Consequently, it supports condition monitoring programs that aim to reduce unplanned downtime.

Installation & Setup

Proper installation is critical for accurate vibration measurement. The transducer features a MIL-C-5015 connection interface, which simplifies wiring. It can be mounted in any orientation, offering flexibility in tight spaces. The mounting surface is 33 mm in diameter, and the height is 82 mm. For stud-mounted versions, use a mounting torque of 4.5 N-m ± 0.6 N-m. Always follow the manufacturer’s guidelines to ensure optimal performance.

Maintenance & Reliability

Regular inspection of the transducer and its cable is recommended to maintain reliable operation. Check for physical damage, loose connections, and signs of corrosion. The 316L stainless steel case provides excellent resistance to corrosive environments. Additionally, the internal electronics are isolated from the case, reducing the risk of ground loops. By following a routine maintenance schedule, you can extend the service life of the 190501-00-00-CN and avoid unexpected failures.

Compatibility & Integration

The 190501-00-00-CN is designed to work with Bently Nevada monitoring systems. Its standard sensitivity and output bias voltage ensure compatibility with most vibration monitoring equipment. The maximum cable length of 305 meters allows flexible placement of the transducer relative to the monitoring panel. For detailed integration guidance, refer to the official Bently Nevada documentation or contact Petro Auto Tech.

Troubleshooting & Common Issues

If the transducer output seems abnormal, first check the cable connections and ensure the bias voltage is within specification. A common issue is signal noise due to improper grounding; however, this model’s isolated electronics help mitigate that. If the output is low, verify that the mounting surface is clean and the transducer is properly torqued. For persistent issues, consult the manufacturer’s manual.

FAQ 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 operating temperature range?

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

Q: What is the maximum cable length?

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

Q: What connector type does the 190501-00-00-CN use?

A: It uses a 2-pin 316L stainless steel MIL-C5015 connector.

Q: Is the 190501-00-00-CN intrinsically safe?

A: The agency approval option for this part number is CN (country specific), so intrinsic safety approvals are not included. Refer to the datasheet for other options.

Product Support & Availability

The 190501-00-00-CN is available through Petro Auto Tech. We are a trusted supplier of industrial automation parts. Contact us for current pricing and lead times. Please verify the lifecycle status and availability with Petro Auto Tech before ordering.