190501-00-00-00 | Bently Nevada 100 mV/in/s Velocity Transducer

Why Choose the Bently Nevada 190501-00-00-00?

When machinery vibration threatens uptime, the 190501-00-00-00 from Bently Nevada provides the precise data you need. This Velomitor CT velocity transducer is engineered for continuous condition monitoring in demanding industrial environments. With a sensitivity of 3.94 mV/mm/s (100 mV/in/s) ±5%, it captures accurate velocity signals that help you detect bearing wear, unbalance, and misalignment early.

Built with a 316L stainless steel case and a MIL-C-5015 connection interface, this transducer withstands harsh conditions while delivering dependable performance. Its compact design—82 mm height and 33 mm mounting surface—fits easily into existing installations.

Key Features and Technical Specifications

The 190501-00-00-00 offers a range of specifications that make it a versatile 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
• 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)
• 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: <297 g (10.5 oz.), 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)
• Polarity: Pin A goes positive with respect to Pin B when velocity is from base to top
• Mounting Angle: Any orientation

One distinctive feature is the internal electronics isolated from the case, which reduces ground loop interference and improves signal integrity. This isolation is critical in industrial settings where electrical noise can corrupt vibration readings.

Real-World Applications

In rotating machinery monitoring, the 190501-00-00-00 excels at providing early warning of mechanical faults. For example, in a petrochemical plant, this transducer can be mounted on pumps and compressors to track vibration trends. Consequently, maintenance teams can schedule repairs before catastrophic failure occurs, minimizing unplanned downtime.

Furthermore, its wide frequency response—from 1.5 Hz to 1.0 kHz—makes it suitable for low-speed and high-speed equipment alike. Whether monitoring cooling tower fans or high-speed turbines, this transducer delivers consistent data.

Additionally, the transducer's ability to operate in condensing humidity and withstand 5000 g shock makes it ideal for harsh environments like offshore platforms or steel mills.

Installation and Setup

Installing the 190501-00-00-00 is straightforward. The mounting hardware option 00 means no stud is included; you can mount it directly to a flat surface using the specified torque of 4.5 N-m ± 0.6 N-m. Ensure the mounting surface is clean and flat to achieve optimal frequency response.

For wiring, connect Pin A and Pin B as per the polarity note: Pin A goes positive with respect to Pin B when velocity is from base to top. Use the recommended cable (part number 02173006) for runs up to 305 metres without signal degradation.

Since the transducer can be mounted in any orientation, you have flexibility in positioning. However, always refer to the installation drawing (167536) for agency-approved installations, especially in hazardous areas.

Maintenance and Reliability

Regular inspection of the transducer and its mounting is essential to maintain accuracy. Check the mounting torque periodically, as vibration can loosen fittings over time. Also, inspect the cable for wear or damage, especially in areas with high movement.

Because the electronics are isolated from the case, the risk of ground loops is minimized, enhancing long-term reliability. The 316L stainless steel construction resists corrosion, ensuring a long service life even in corrosive atmospheres.

For optimal performance, verify the output bias voltage periodically (10.1 Vdc ± 1.0 Vdc) to confirm the transducer is functioning correctly. If readings drift, consult the manufacturer's manual for troubleshooting.

Compatibility and Integration

The 190501-00-00-00 is designed to work with Bently Nevada monitoring systems and can be integrated into most vibration monitoring networks. Its MIL-C-5015 connector is a standard interface, making it compatible with existing cabling infrastructure.

While this unit has no agency approvals (option 00), other versions of the 190501 series offer intrinsic safety approvals (Ex ia IIC T4) for hazardous locations. If you require such approvals, contact Petro Auto Tech for the appropriate model.

Frequently Asked Questions

What is the sensitivity of the 190501-00-00-00?

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

What is the maximum cable length for this transducer?

You can use up to 305 metres (1,000 ft.) of cable (part number 02173006) without signal degradation.

Can the 190501-00-00-00 be used in hazardous areas?

This specific option (00) has no agency approvals. For intrinsically safe versions, consider models with approval options 01 through 04.

What is the operating temperature range?

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

Product Support and Availability

The 190501-00-00-00 is available through Petro Auto Tech. As an industrial automation parts supplier, Petro Auto Tech offers competitive pricing and fast shipping. Contact our team to check current stock and lead times. We are here to help you keep your operations running smoothly.