176449-01 Bently Nevada

176449-01 Bently Nevada Control Unit

Product  Description：

• • • The Bently Nevada 176449-01 is a 3500/40M Proximitor Monitor module, a core component of the 3500 Series Machinery Protection System. It is a four-channel device designed to accept input from proximity transducers, conditioning these signals to provide continuous measurements of vibration and position. By comparing these real-time values against user-programmable alarm setpoints, the module provides critical protection for rotating machinery, helping to prevent catastrophic failure and unplanned downtime.

      Product Parameters

      The technical performance of the 176449-01 is characterized by high precision and versatile signal conditioning:

      • Number of Channels: 4 independent channels for vibration and position monitoring.

      • Power Consumption: Typically 7.0 to 7.7 watts.

      • Input Signal Type: Accepts signals from Bently Nevada proximity transducers.

      • Supply Voltage: -24V DC transducer power supply provided by the module.

      • Accuracy: Within ±0.33% of full-scale typical; ±1% maximum (for Direct, Gap, 1X, and 2X measurements).

      • Frequency Response: Radial Vibration direct filter is user-programmable from 4 Hz to 4000 Hz or 1 Hz to 600 Hz.

      • Input Impedance: 10 kΩ for standard I/O; 50 kΩ for TMR (Triple Modular Redundant) I/O.

      • Dimensions: 241.3 mm x 24.4 mm x 241.8 mm (Standard rack-mount height and width).

      • Operating Temperature: -30°C to +65°C (-22°F to +149°F) when used with standard I/O modules.

      Product Advantages

      The 3500/40M monitor is favored in high-stakes industrial environments due to its specialized protection features:

      • Multi-Function Monitoring: A single module can be programmed to perform various functions including Radial Vibration, Thrust Position, Differential Expansion, Eccentricity, and REBAM (Rolling Element Bearing Absolute Motion).

      • Advanced Diagnostics: Provides real-time machine health data and buffered transducer outputs on the front panel, allowing for easy connection to portable diagnostic equipment without interrupting the protection system.

      • High Reliability: Designed for continuous 24/7 operation in harsh industrial environments, with built-in self-tests and "Not OK" status monitoring for transducer and module health.

      • Scalable Protection: Multiple alert and danger alarm setpoints can be configured for each channel, enabling a proactive maintenance approach.

      • High Precision: Excellent signal resolution and accuracy ensure that even small changes in shaft position or vibration are detected early.

      Product Applications

      This module is essential for the protection of critical rotating assets across several heavy industries:

      • Power Generation: Monitoring steam and gas turbines for shaft vibration and axial thrust to ensure grid stability and equipment safety.

      • Oil and Gas: Protecting large centrifugal compressors, pumps, and motors used in refineries and offshore platforms.

      • Petrochemical: Monitoring high-speed machinery such as expanders and fans where misalignment or bearing wear could lead to explosions or environmental hazards.

      • Manufacturing: Managing the health of large industrial motors and blowers used in continuous production lines.

      • Mining and Metals: Ensuring the reliability of heavy-duty crushers, mills, and conveyor drives.

      Important Precautions

      To ensure the safety of the equipment and the accuracy of the data, the following guidelines must be observed:

      • Configuration Software: All channel parameters and alarm setpoints must be configured using the 3500 Rack Configuration Software. Incorrect settings can result in a failure to trip during an actual machinery fault.

      • Transducer Compatibility: Ensure that the Proximitor transducers and cables are correctly matched to the module settings (e.g., 200 mV/mil or 100 mV/mil) to avoid significant measurement errors.

      • Wiring and Shielding: Use high-quality shielded cables for all transducer inputs and ensure the shields are grounded correctly at the rack to prevent electromagnetic interference (EMI) from triggering false alarms.

      • Rack Power: Do not insert or remove the module from the 3500 rack while power is applied unless you have followed the specific "Hot Swap" procedures outlined in the 3500 System Manual.

      • Maintenance Access: While the front-panel buffered outputs are short-circuit protected, care should be taken when connecting diagnostic tools to avoid accidental signal interference.

The structure and details of the product：

Our services：

Shipping Port:  China

Payment: Bank of Chicago, Bank of Singapore

Express cooperation: fedex, DHL, UPS and your express account

Service: Professional Sales provides 24 hours /7 days online service

Warranty: one year

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Our main products include DCS control system spare parts, PLC system spare parts, and robot system spare parts. Our advantageous brands include Allen Bradley, Bently Nevada, ABB, HIMA, Reliance, Bender, National Instruments, Emerson Ovation, Honeywell, Siemens, Allen Bradley, ICS Triplex, FOXBORO, Schneider, GE Fanuc, Motorola, HIMA, Prosoft, and other imported industrial components. Our main products serve a wide range of electronic, metallurgical, chemical, and power plants Industries such as steel mills, rubber, cement, machinery and equipment, and construction.