Product Overview
The Bently Nevada 990-04-50-01-05 Vibration Transmitter is part / the trusted Bently Nevada 990 Series, designed to deliver reliable, continuous vibration monitoring for rotating machinery and critical assets in industrial environments. This transmitter converts vibration signals from velocity sensors or proximity probes into a standard 4-20 mA output, compatible with plant control systems, Distributed Control Systems (DCS), and Programmable Logic Controllers (PLC).
The 990-04-50-01-05 model simplifies machinery protection by providing essential vibration information in a compact, easy-to-install package. It is ideal for users who require a cost-effective monitoring solution for less critical machines or applications where full monitoring systems are not practical.
Key Features
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4-20 mA Output: Provides standard current loop signal proportional to machine vibration levels
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Compact and Rugged Design: Durable construction suitable for harsh industrial environments
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Simple Installation: Mounts directly on machinery, no extensive wiring or system integration required
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Real-Time Vibration Monitoring: Enables continuous machine condition awareness
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Compatible with DCS/PLC Systems: Seamlessly integrates with standard plant control equipment
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Cost-Effective Protection: Offers affordable vibration monitoring for general-purpose applications
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Industrial-Grade Materials: Resistant to oil, moisture, dust, and mechanical stress
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Reliable Signal Processing: Converts sensor inputs into stable, interference-resistant 4-20 mA signals
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Minimizes Downtime Risks: Provides early warnings / increased vibration levels to prevent equipment failures
Technical Specifications
| Parameter | 描述 |
|---|---|
| Product Name | 990 Vibration Transmitter |
| 型号 Number | 990-04-50-01-05 |
| Measurement Type | Vibration velocity or displacement (application dependent) |
| Input Compatibility | Compatible with Bently Nevada velocity sensors or probes |
| Output Signal | 4-20 mA current loop proportional to measured vibration |
| Measurement Range | Typically configurable, e.g., 0 to 50 mm/s RMS or equivalent |
| Power Supply | 12 to 30 VDC |
| Operating Temperature Range | -40°C to +85°C |
| Storage Temperature Range | -55°C to +100°C |
| Environmental Protection | IP65 rated (dust and moisture resistant) |
| Material | Industrial-grade aluminum or stainless steel housing |
| Mounting | Direct machinery mounting or structure installation |
| Electrical Isolation | Provided between sensor input and output circuits |
| Certifications | CE, RoHS, ATEX, IECEx (installation dependent) |
| Dimensions | 100.1 x 73.9 x 53.3mm |
| 重量 | 0.43 kg |
Product Advantages
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Continuous 状态 Monitoring: Ensures machine vibration is tracked in real-time to prevent unplanned failures
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Simple Integration: 4-20 mA output connects easily to DCS, PLC, or SCADA systems without special interfaces
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Compact, Durable Design: Withstands industrial environments with oil, chemicals, dust, and vibrations
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Flexible Application Use: Suitable for motors, pumps, fans, compressors, and other general-purpose rotating equipment
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Reduces Maintenance Costs: Provides early detection / developing faults, minimizing damage and repair expenses
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Reliable Signal Conversion: Accurate processing / vibration data ensures dependable monitoring performance
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Field-Proven Technology: Trusted by industries worldwide for straightforward machine health monitoring
Industry Applications
The Bently Nevada 990-04-50-01-05 Vibration Transmitter is widely used in industries requiring reliable, low-cost vibration monitoring:
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Oil & Gas Production: Monitoring pumps, fans, blowers, and auxiliary equipment
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Power Generation: Vibration protection for motors, fans, and small rotating assets
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Petrochemical and Chemical Plants: 状态 monitoring for process-critical machines
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Mining and Mineral Processing: Reliable monitoring for crushers, conveyors, and support equipment
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Pulp and Paper Industry: Safeguarding pumps, motors, and production machinery
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Water and Wastewater Treatment: Early detection / vibration issues in pumps and compressors
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Food and Beverage Processing: General machinery monitoring for improved operational reliability
常见问题 (FAQ)
Q1: What does the 990-04-50-01-05 Vibration Transmitter monitor?
It continuously monitors machine vibration, converting the signal to a standard 4-20 mA output for control systems.
Q2: Is this transmitter suitable for harsh environments?
Yes, it is IP65-rated and built to withstand industrial conditions including dust, moisture, and oil exposure.
Q3: Can it be installed on any machine?
It is ideal for general-purpose rotating machinery such as motors, fans, compressors, and pumps.
Q4: What type / sensor does it work with?
It works with compatible Bently Nevada velocity sensors or proximity probes, depending on the application.
Q5: How is it powered?
The transmitter operates on a 12 to 30 VDC supply.
Q6: What is the output signal?
It provides a 4-20 mA current loop output, proportional to the machine’s vibration level.
Q7: Is it compatible with standard control systems?
Yes, it integrates directly with most DCS, PLC, and SCADA systems.
Q8: Does it require recalibration?
Minimal maintenance is required; periodic functional checks are recommended.
Q9: Can it be used for critical assets?
It is ideal for general-purpose monitoring; for highly critical assets, full vibration protection systems like Bently Nevada 3500 are recommended.
Q10: Does it support early fault detection?
Yes, increased vibration levels detected by the transmitter provide early warnings / mechanical issues.
Recommended Related 型号s
| 型号 Number | 描述 |
|---|---|
| 990-05-50-01-05 | 990 Vibration Transmitter with alternative configuration |
| 990-04-40-01-05 | 990 Series Vibration Transmitter with different range |
| 330500-01-00 | Velomitor® Velocity Sensor for machinery vibration monitoring |
| 330180-91-05 | 3300 XL 8 mm Proximitor® Sensor for proximity systems |
| 3500/25 128718-01 | Keyphasor® Module for speed and phase reference monitoring |
| 3500/42M | Proximitor®/Seismic Monitor for advanced machinery protection |
Popular Bently Nevada Machinery Protection 产品
| 型号 Number | 描述 |
|---|---|
| 330101-00-20-05-02-05 | 3300 XL 8 mm Proximity Probe for displacement monitoring |
| 330130-045-00-05 | 3300 XL Extension Cable for Proximity Probe systems |
| 3500/22M 164466-01 | Ethernet Transient Data Interface for 3500 System |
| 3500/15-05-05-00 | Power Supply Module for Bently Nevada 3500 Systems |
| ADAPT 3701/55 | Adaptive Machine Protection and 状态 Monitoring System |
| 330500-02-00 | High-Sensitivity Velomitor® Velocity Sensor |
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