製品紹介
The Bently Nevada 190501-09-99 Velomitor CT Velocity Transducer is a high-precision vibration velocity sensor designed for direct measurement / casing vibration in industrial machinery. As part / the well-known Velomitor series, this model provides a self-generating voltage output proportional to vibration velocity, eliminating the need for external power sources or signal conditioning devices.
It is engineered specifically for use on compressors, pumps, turbines, gearboxes, and other rotating equipment where continuous monitoring / casing vibration is essential for condition-based maintenance and protection systems. The Velomitor CT design ensures exceptional reliability in harsh operating environments with high temperatures, oil mist, or mechanical shock.
The transducer features a 33 mm sensor diameter and compact cylindrical housing, allowing easy installation in confined industrial spaces. The sensor’s sealed stainless-steel body ensures resistance to moisture, corrosion, and electromagnetic interference. With a weight / 0.297 kg, it /fers a balance between ruggedness and lightweight design for flexible mounting.
Technical Specifications
| Parameter | Specification |
|---|---|
| モデル Number | 190501-09-99 |
| Product Type | Velomitor CT Velocity Transducer |
| Measurement Function | Casing vibration velocity measurement |
| Measurement Range | 0 – 50 mm/s RMS (typical) |
| Frequency Range | 10 Hz – 1,000 Hz (±5%) |
| Sensitivity | 20 mV/mm/s ±5% |
| Output Type | Self-generating voltage output (no external power required) |
| Transducer Principle | Moving-coil velocity sensor |
| Mounting Orientation | Vertical or horizontal |
| Operating Temperature Range | –40°C to +100°C |
| Storage Temperature Range | –55°C to +125°C |
| Housing Material | Stainless steel |
| Connector Type | Two-pin MIL-style connector |
| Cable Type | Shielded twisted pair |
| Ground Isolation | Electrically isolated case |
| Shock Limit | 500 g peak, 1 ms half-sine |
| Ingress Protection | IP65 |
| Sensor Diameter | 33 mm |
| 重量 | 0.297 kg |
| Compliance | CE, RoHS, ISO 9001 |
| Recommended Monitoring System | Compatible with Bently Nevada 3500/42M or 1900/65A modules |
| Mounting Method | Threaded stud or magnetic base |
Applications
The 190501-09-99 Velomitor CT Velocity Transducer is designed to measure casing vibration on a wide variety / industrial machinery. It provides accurate velocity measurements used for machinery health diagnostics and protection.
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Compressors: Monitors vibration on bearing housings to prevent rotor imbalance and bearing wear.
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Pumps: Detects mechanical looseness, cavitation, and misalignment conditions.
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Turbines: Measures casing vibration to ensure mechanical stability and operational safety.
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Motors and Fans: Identifies early signs / imbalance, misalignment, and bearing degradation.
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Gearboxes: Detects gear tooth wear, misalignment, and looseness through vibration signature analysis.
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Industrial Machinery: Provides essential input for condition-based monitoring systems in oil and gas, power generation, and chemical processing facilities.
The transducer is ideal for applications requiring reliable long-term vibration velocity monitoring, especially where simplicity, stability, and durability are critical.
Advantages
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Self-Generating Output: Requires no external power, simplifying wiring and installation.
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High Sensitivity and Accuracy: 20 mV/mm/s nominal sensitivity ensures consistent vibration readings.
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Wide Frequency Range: Effective monitoring across 10 Hz to 1,000 Hz for most industrial vibration patterns.
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Rugged Stainless-Steel Design: Resistant to corrosion, moisture, and mechanical shock.
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優良 Thermal Stability: Maintains calibration accuracy from –40°C to +100°C.
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Compact Construction: 33 mm diameter allows use in tight machinery spaces.
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Electrical Isolation: Isolated housing prevents ground loops and electrical noise interference.
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Reliable in Harsh 状態s: Designed to operate under oil, dust, and vibration-intensive environments.
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Maintenance-Free Operation: Sealed structure eliminates need for calibration adjustments during normal use.
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Compatible with Multiple Monitoring Systems: Fully integrates with Bently Nevada’s 3500 and 1900 series protection systems.
FAQ
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What type / signal does the 190501-09-99 transducer generate?
It produces a self-generated voltage output proportional to vibration velocity, eliminating the need for an external power supply. -
What is the measurement range / this transducer?
The typical measurement range is 0 to 50 mm/s RMS for vibration velocity monitoring. -
What is the transducer’s sensitivity?
The nominal sensitivity is 20 mV per mm/s, ensuring accurate and consistent vibration readings. -
Is the sensor polarity sensitive?
Yes, correct polarity must be maintained during installation to ensure accurate output readings. -
Can this transducer operate in high-temperature environments?
Yes, it operates reliably from –40°C up to +100°C, suitable for most industrial applications. -
Does it require a separate signal conditioner or amplifier?
No, the 190501-09-99 is a self-generating transducer that directly outputs a voltage proportional to vibration velocity. -
How is electrical noise minimized in this device?
The stainless-steel housing and internal ground isolation provide effective EMI and RFI shielding. -
Can the transducer be mounted in any direction?
Yes, it can be installed vertically or horizontally, depending on machinery configuration. -
Is this transducer compatible with Bently Nevada 3500 systems?
Yes, it is fully compatible with Bently Nevada 3500 and 1900-series vibration monitoring systems. -
What type / machinery is best suited for this sensor?
It is ideal for compressors, turbines, pumps, motors, and gearboxes where casing vibration monitoring is critical.
Related モデルs (Same Series or Similar Type)
| モデル Number | 説明 |
|---|---|
| 190501-08-99 | Velomitor CT velocity transducer, standard configuration |
| 190501-09-00 | Compact velocity transducer for general-purpose vibration measurement |
| 190501-09-50 | Extended-frequency version for high-speed machinery |
| 190501-10-99 | Enhanced thermal range model for turbine applications |
| 190501-11-99 | Industrial variant with reinforced internal coil assembly |
| 190501-12-99 | Dual-output velocity transducer for redundant vibration monitoring |
Popular Bently Nevada モデルs (Same ブランド)
| モデル Number | 説明 |
|---|---|
| 330130-040-00 | Proximity probe for general vibration and displacement monitoring |
| 330530-010-00 | Dual probe sensor for combined vibration and position analysis |
| 330120-020-00 | Shaft vibration transducer for turbine systems |
| 330230-010-00 | High-frequency probe for dynamic machinery diagnostics |
| 330400-02-00 | Accelerometer for casing vibration in high-speed machines |
| 3500/42M | Vibration and position monitoring module for protection systems |
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