Product Introduction
The Bently Nevada 990-05-70-03-EN 990 Vibration Transmitter is a robust monitoring solution designed for machinery vibration measurement and condition monitoring. It provides accurate conversion of vibration signals into proportional 4–20 mA outputs suitable for plant control and protection systems. This transmitter is widely used in industrial environments where continuous machinery health monitoring is critical, such as power generation, oil & gas, petrochemical, and manufacturing industries. Its durable construction, compact design, and compatibility with a wide range of control systems make it a preferred choice for maintenance and reliability engineers.
Product Parameters
| Parameter | Specification |
|---|---|
| Model | 990-05-70-03-EN |
| Series | Bently Nevada 990 Series |
| Measurement Type | Vibration (Velocity/Acceleration) |
| Output Signal | 4–20 mA DC proportional to vibration |
| Power Supply | 24 VDC (nominal) |
| Frequency Response | 4 Hz to 5 kHz |
| Mounting Method | Surface or panel mounting |
| Housing Material | Industrial-grade aluminum |
| Operating Temperature | -35 °C to +85 °C |
| Dimensions | 100.1 x 73.9 x 53.3 mm |
| Weight | 0.43 kg |
| Protection Class | IP65 / NEMA 4 |
| Compliance | CE, ATEX (varies by configuration) |
Product Applications
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Monitoring pumps, compressors, turbines, and motors.
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Integration with DCS, PLC, or SCADA systems for vibration-based condition monitoring.
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Continuous machine health surveillance in oil & gas facilities.
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Early detection of imbalance, misalignment, or bearing wear.
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Reducing downtime and maintenance costs by enabling proactive intervention.
Product Advantages
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Reliable Performance: Offers stable and accurate vibration monitoring for a wide frequency range.
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Compact Size: Easy to install in existing panels or machinery housings.
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Rugged Design: Built with durable housing and high ingress protection for harsh environments.
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Standardized Output: Provides industry-standard 4–20 mA signal compatible with most control systems.
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Wide Temperature Range: Suitable for operation in extreme industrial conditions.
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Flexible Applications: Supports multiple installation methods for diverse machinery.
FAQ
Q1: What type of vibration does the 990-05-70-03-EN measure?
A1: It measures either velocity or acceleration vibration, depending on configuration.
Q2: Can this transmitter be directly integrated with a PLC or DCS?
A2: Yes, it outputs a 4–20 mA signal which is fully compatible with standard industrial controllers.
Q3: What is the frequency response range of this transmitter?
A3: It covers a frequency range of 4 Hz to 5 kHz.
Q4: Is the transmitter capable of detecting bearing faults?
A4: Yes, high-frequency vibration measurements can detect bearing degradation at an early stage.
Q5: How is electrical noise minimized in the output signal?
A5: The device uses internal filtering and shielding to reduce the effects of electrical noise.
Q6: Can this transmitter be used in hazardous areas?
A6: Certain configurations comply with ATEX standards, making it suitable for hazardous environments.
Q7: What type of power supply does it require?
A7: It requires a nominal 24 VDC power supply for proper operation.
Q8: How does the transmitter maintain accuracy under temperature variations?
A8: It uses temperature-compensated electronics to ensure stable performance across its operating range.
Q9: Does the transmitter provide diagnostic functions?
A9: While it primarily outputs a vibration-proportional 4–20 mA signal, it can be integrated with systems that offer advanced diagnostics.
Q10: Is the device suitable for both continuous and intermittent monitoring?
A10: Yes, it can operate continuously for permanent monitoring or be integrated into systems for periodic checks.
Recommended Same-Series or Related Models
| Model Number | Description |
|---|---|
| 990-05-70-02-05 | Vibration Transmitter, standard output |
| 990-05-70-01-IN | Vibration Transmitter, industrial version |
| 990-04-70-01-007 | Compact vibration transmitter, panel mount |
| 990-04-50-01-CN | Low-frequency vibration monitoring version |
| 990-05-50-03-00 | Standard 990 series transmitter |
| 990-05-70-02-EN | Enhanced version with extended compliance |
Recommended Popular Models from the Same Brand
| Model Number | Description |
|---|---|
| 330103-00-05-10-02 | Proximity Probe, 3300 XL Series |
| 330180-91-00 | Velocity Sensor, rugged type |
| 3500/42M | Vibration Monitoring Module, 3500 Series |
| 330850-50-05 | Proximity Sensor Extension Cable |
| 330400-02-05 | Accelerometer for machinery monitoring |
| 3500/22M | Transient Data Interface Module |
| 330780-91-00 | Accelerometer with wide frequency range |
| 3500/32M | Relay Module for machinery protection |
Company Information
E-mail: [email protected]
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Whatsapp：Please contact by email
Add: Alishan Building, 2 Lvling Rd, Siming District, Xiamen, Fujian, China, 361006
Our services
We are specialized in providing industrial automation parts with a one-year warranty. Our industrial automation parts are sold all over the world.
We can provide equipment and spare parts from different countries and manufacturers, solve your worries or quality problems in many places, and have a great price advantage.
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