Description
Overview
The 990-04-50-03-00 Vibration Transmitter from Bently Nevada is a compact, loop-powered device engineered for OEMs and industrial operators requiring reliable vibration monitoring. Designed for centrifugal compressors, small pumps, motors, and fans, it provides a proportional 4–20 mA output signal that integrates seamlessly into machinery control systems. Its rugged construction and simplified wiring make it a dependable choice for continuous machinery protection.
Technical Specifications
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Model Number: 990-04-50-03-00
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Product Type: Vibration Transmitter
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Manufacturer: Bently Nevada
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Condition: Brand New
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Series: 990 Vibration Transmitter
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Weight: 0.44 kg
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Dimensions: 7.3 × 6 × 10 cm
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Minimum Order Quantity: 1
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Country of Origin: USA
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HS Code: 8537101190
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Status: Active (currently available)
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Power Supply: Two-wire, loop-powered (no external power required)
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Output Signal: 4–20 mA proportional to vibration amplitude
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Measurement Range: 0–4 mils peak-to-peak (0–100 μm pp)
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Compatible Sensors: Works with 3300 NSv proximity probe and extension cables (5 m or 7 m system lengths)
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Mounting: DIN clips and screws for secure installation
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Signal Conditioning: Converts raw probe signal into standardized vibration output
Key Features
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Compact design optimized for OEM integration
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Provides proportional 4–20 mA vibration signal for control systems
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Two-wire loop-powered operation simplifies installation and wiring
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Compatible with 3300 NSv probes and extension cables
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Robust construction ensures durability in industrial environments
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Ideal for machinery where alarm logic is handled externally
Application Scenarios
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Centrifugal air compressors requiring continuous vibration monitoring
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Small pumps and motors in utility systems
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Industrial fans and rotating equipment in manufacturing plants
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OEM machinery designs needing simple, reliable vibration transmitters
FAQ
Q: Is the 990-04-50-03-00 transmitter discontinued? A: No, this model is active and available in stock.
Q: What probes are compatible with this transmitter? A: It is designed to work with the 3300 NSv proximity probe and extension cables.
Q: Does it require an external power source? A: No, it is loop-powered, operating directly from the 4–20 mA circuit.
Q: How does it differ from the 3500 Series monitors? A: The 990 transmitter provides a simple proportional signal for OEM integration, while the 3500 Series offers advanced multi-channel monitoring and protection features.
