190501-01-00-00 | Bently Nevada 3.94 mV/mm/s Velocity Transducer

Introduction to the Bently Nevada 190501-01-00-00

When machinery vibration threatens uptime, the 190501-01-00-00 from Bently Nevada provides reliable velocity measurement. This Velomitor CT velocity transducer is engineered for continuous monitoring in demanding industrial environments. Its robust design ensures accurate data collection, helping you detect issues before they escalate.

Key Features and Technical Specifications

The 190501-01-00-00 offers a comprehensive set of specifications that make it a versatile choice for vibration monitoring. Key parameters include:

• 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 degradation of signal
• 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

These specs highlight the transducer's capability to perform in harsh conditions while maintaining accuracy. The 190501-01-00-00 also features a mounted resonant frequency of 9 kHz minimum (stud mounted, except quick disconnect), ensuring reliable operation across a wide frequency range.

Applications and Use Cases

This velocity transducer is ideal for rotating machinery such as pumps, fans, and motors. Its robust construction and wide frequency response make it suitable for predictive maintenance programs. The 190501-01-00-00 excels in environments where temperature extremes and high vibration levels are common. By providing accurate velocity data, it helps maintenance teams schedule repairs proactively, reducing unplanned downtime.

Installation and Setup

Proper installation is crucial for optimal performance. The 190501-01-00-00 comes with a stud mounting option (3/8-in 24 to 3/8-in 24) and a MIL-C-5015 connection interface. Mounting torque should be 4.5 N-m ± 0.6 N-m (40 in–lbf ± 5 in-lbf). The transducer can be mounted in any orientation, offering flexibility in tight spaces. Ensure the mounting surface is clean and flat to achieve accurate readings.

Maintenance and Reliability

Regular inspection of the transducer and its cable is recommended to ensure long-term reliability. The 316L stainless steel case provides excellent corrosion resistance, making it suitable for harsh environments. The internal electronics are isolated from the case, reducing the risk of ground loops. Periodic verification of the output bias voltage can help detect potential issues early.

Compatibility and Integration

The 190501-01-00-00 is designed to work with Bently Nevada monitoring systems. Its standard 2-pin MIL-C-5015 connector simplifies integration with existing setups. The transducer's low output impedance (<400 Ω) ensures signal integrity over long cable runs, up to 305 metres, without degradation. This makes it a reliable choice for large industrial facilities.

Troubleshooting and Common Issues

If the transducer fails to provide a signal, check the cable connections and ensure the mounting is secure. Verify that the output bias voltage is within the specified range (10.1 Vdc ± 1.0 Vdc). If readings are erratic, inspect for excessive vibration or resonance that could affect performance. Always refer to the manufacturer's manual for detailed troubleshooting steps.

FAQ about the 190501-01-00-00

Q: What is the sensitivity of the 190501-01-00-00?

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.) with no signal degradation.

Q: Can the 190501-01-00-00 operate in high humidity?

A: Yes, it can withstand 100% condensing humidity, as long as it is not submerged.

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

The 190501-01-00-00 is available through Petro Auto Tech. Contact our team for current availability and lead times. We are committed to providing reliable industrial automation parts to keep your operations running smoothly.