Introduction
In the evolving landscape of industrial automation, accurate vibration monitoring has become a cornerstone of predictive maintenance. The Bently Nevada 190501-00-00-CN Velomitor CT Velocity Transducer addresses this need with precision and durability. Designed for harsh environments, this sensor delivers reliable performance for rotating machinery protection.
Technical Specifications Breakdown
The 190501-00-00-CN features a sensitivity of 3.94 mV/mm/s (100 mV/in/s) ±5%, ensuring precise velocity measurements. Its frequency response spans 3.0 Hz to 900 Hz (180 to 54,000 cpm) ±1.0 dB, with an extended range of 1.5 Hz to 1.0 kHz (90 to 60,000 cpm) ±3.0 dB. The transducer operates within a temperature range of -40°C to +85°C (-40°F to +185°F) and withstands shock limits up to 5000 g pk. The output bias voltage is 10.1 Vdc ± 1.0 Vdc, and the dynamic output impedance is less than 400 Ω typical. The mounted resonant frequency is 9 kHz minimum (stud mounted, except quick disconnect).
Industry Applications
This velocity transducer excels in monitoring critical assets such as turbines, compressors, and pumps. In oil and gas facilities, it provides early detection of bearing wear or imbalance, reducing unplanned downtime. The 190501-00-00-CN's rugged 316L stainless steel case and 100% condensing humidity tolerance make it suitable for offshore platforms and chemical plants. Its intrinsic safety certifications (Ex ia IIC T4) allow use in hazardous areas, enhancing safety and reliability.
Installation & Setup Guidance
Mount the 190501-00-00-CN using the specified mounting torque of 4.5 N-m ± 0.6 N-m (40 in–lbf ± 5 in-lbf). The transducer can be installed in any orientation, with a mounting surface diameter of 33 mm (1.3 in). Connect via the 2-pin 316L stainless steel MIL-C-5015 connector, noting that Pin A goes positive with respect to Pin B when velocity is from base to top. For optimal signal integrity, use cable part number 02173006 up to 305 meters (1,000 ft.) without degradation.
Maintenance & Reliability
Regular inspection of the transducer and cable connections ensures long-term reliability. The internal electronics are isolated from the case, reducing ground loop issues. With a typical weight of less than 297 g (10.5 oz.), the unit is easy to handle. The temperature sensitivity varies from -8% to +5% over the operating range, so periodic calibration checks are recommended. This proactive approach minimizes false alarms and extends equipment life.
Compatibility & Integration
The 190501-00-00-CN integrates seamlessly with Bently Nevada monitoring systems and other vibration analysis platforms. Its MIL-C-5015 connection interface simplifies wiring in retrofit or new installations. The transducer's broadband noise floor is 0.229 mm/s (0.009 in/s) pk, ensuring clear signals for analysis. For hazardous area installations, follow drawing 167536 for intrinsic safety compliance.
Selection Guide & Purchasing Advice
Before purchasing, verify the agency approval option matches your region: the 190501-00-00-CN includes country-specific approvals. Confirm mounting hardware needs—this variant comes with no stud option. SpareTechPLC offers this Bently Nevada transducer with expert support to ensure correct selection and integration. Contact us for current lifecycle status and availability.
Frequently Asked Questions
Q1: What is the sensitivity of the 190501-00-00-CN?
A: The sensitivity is 3.94 mV/mm/s (100 mV/in/s) ±5%.
Q2: Can this transducer be used in hazardous areas?
A: Yes, it has intrinsic safety certifications Ex ia IIC T4 and Ex nL IIC T4 for Class I, Div 1 and Div 2 environments.
Q3: What is the maximum cable length without signal degradation?
A: Up to 305 meters (1,000 ft.) using cable part number 02173006.
Q4: What is the operating temperature range?
A: -40°C to +85°C (-40°F to +185°F).
Q5: What is the mounting torque specification?
A: 4.5 N-m ± 0.6 N-m (40 in–lbf ± 5 in-lbf).
