The BENTLY 130768-01 is a specialized monitoring module for the Bently Nevada 3500 system, specifically a 3500/22M Transducer Power Supply module. This module is a critical infrastructure component that provides isolated, regulated excitation power to externally mounted signal conditioners, most notably the 3300 XL 8mm Proximitor® systems. The primary function of the 130768-01 is to deliver a clean and stable -24V DC power source to drive the eddy current probes used for measuring shaft vibration, position (radial and axial), and speed (Keyphasor®) on rotating machinery. By centralizing and regulating the probe power within the 3500 rack, the Bently Nevada 130768-01 ensures measurement consistency, improves signal integrity by reducing noise, and simplifies system wiring compared to distributing individual power supplies. The reliable operation of an entire suite of proximity probes on a critical machine train often depends on the robust performance of this single module.
The BENTLY 130539-30 is a high-reliability vibration transducer, specifically an Accelerometer, designed for continuous monitoring of rotating and reciprocating machinery in demanding industrial environments. This device is a core sensory component in predictive maintenance and machinery protection systems, converting mechanical vibration directly into a proportional electrical signal. The BENTLY 130539-30 is engineered to deliver precise measurements of acceleration, which can be integrated to derive velocity and displacement, providing a comprehensive view of machine health. Its robust construction ensures consistent performance in harsh conditions involving high temperatures, moisture, and electromagnetic interference. The installation of a 130539-30 accelerometer is a fundamental step in establishing a reliable data acquisition chain for critical assets, forming the essential first link between physical machine behavior and the electronic monitoring system.
The BENTLY 127610-01 is a high-performance vibration transmitter module designed for the Bently Nevada 3500 machinery condition monitoring system. This module is a “4-20 mA Transmitter” that converts the dynamic vibration signals from velocity sensors or accelerometers into a standardized, scaled 4-20 mA analog output signal. This output is proportional to the overall vibration level (e.g., in mm/s or g’s), making it ideal for direct integration into a plant’s Distributed Control System (DCS) or Programmable Logic Controller (PLC). The primary function of the 127610-01 is to provide a continuous, real-time representation of machinery vibration health for control room monitoring, trending, and basic alarm functions. By implementing the Bently Nevada 127610-01, critical vibration data is seamlessly translated into a universally understood control signal, enabling plant operators to monitor the mechanical condition of assets like pumps, fans, and motors directly from their primary control interface. This bridges the gap between specialized protection systems and general plant control.
The BENTLY 125840-02 is an advanced, dual-channel Modbus TCP/IP Communication Module designed for the Bently Nevada 3500 and 3500/42M Machinery Health Monitoring Systems. This module represents a critical evolution in system connectivity, acting as a high-availability digital gateway that bridges the gap between specialized protection hardware and modern plant information architectures. The core function of the BENTLY 125840-02 is to provide robust, redundant network communication pathways for transmitting real-time machinery data, alarms, and diagnostic information using the universal Modbus TCP/IP protocol. By integrating two independent Ethernet interfaces, this module significantly enhances system reliability and network flexibility compared to its single-port predecessors. The deployment of a 125840-02 is a strategic decision for safeguarding critical assets where continuous data availability is non-negotiable for predictive maintenance and operational decision-making.
The BENTLY 125800-01 is a fundamental power supply module engineered for the Bently Nevada 3500 machinery condition monitoring and protection system. This module serves as the primary source of conditioned and regulated power for the entire rack, converting the raw incoming plant DC supply into the precise and clean voltage levels required by the sensitive monitoring and communication modules within the 3500 chassis. The reliable operation of every transducer, monitor card, and relay in the system is contingent upon the stable output of the 125800-01. As a critical component in safety-related systems, this power supply is designed with redundancy capabilities, allowing it to be paired with a second unit to create a fault-tolerant power system that ensures continuous monitoring even in the event of a single power supply failure. Implementing the Bently Nevada 125800-01 is essential for maintaining the integrity and availability of the machinery protection system.
The BENTLY 125720-01 is a highly specialized analog interface module, specifically a 4-Channel Analog Output Module, for the Bently Nevada 3500 Machinery Health Monitoring System. This module serves as a critical bridge between the protection and monitoring system and the plant’s broader Distributed Control System (DCS) or Safety Instrumented System (SIS). Its primary function is to translate critical machinery health parameters (like vibration, position, differential expansion, etc.), processed by other 3500 monitoring modules, into industry-standard analog signals. The BENTLY 125720-01 takes internally computed values such as gap voltage, velocity, or acceleration and outputs proportional 4-20 mA signals, enabling real-time trending, recording, and advanced control logic in external systems. This module is essential for integrating predictive maintenance data into overall plant operations, making the sophisticated diagnostics of the 3500 system actionable within a central control room
The BENTLY 125680-01 is a specialized communication interface module within the Bently Nevada 3500 machinery condition monitoring system. This module functions as a critical data gateway, specifically as a 3500/92 Communication Gateway, enabling the robust and reliable transfer of machinery health data from the 3500 rack to external systems. The primary role of the 125680-01 is to collect real-time vibration, position, temperature, and process values from all monitoring modules within the 3500 rack and make this data available to plant Distributed Control Systems (DCS), PLCs, or asset management software via standard industrial protocols. By implementing the Bently Nevada 125680-01, facilities can integrate vital predictive maintenance and protection data directly into their control and monitoring networks, enabling centralized surveillance and enhanced operational decision-making. The reliability of the 125680-01 gateway is paramount, as it serves as the communication lifeline for critical machinery information.
The BENTLY 125565-01 is a critical power supply module designed for the 3300/3500 Machinery Protection System from Baker Hughes Bently Nevada. This module is not a standard PLC component but a specialized element within a high-reliability system dedicated to monitoring and protecting large rotating machinery like turbines, compressors, and generators. The primary function of the BENTLY 125565-01 is to provide clean, regulated, and redundant DC power to the monitoring system’s rack and its various monitoring modules (vibration, position, temperature, etc.). It ensures the entire protection system remains operational even during primary power disturbances, which is absolutely vital for preventing catastrophic machine failure. The design of the BENTLY 125565-01 emphasizes fault tolerance and continuous availability, making it the unsung heart of any machinery protection scheme. Selecting a genuine and properly configured 125565-01 module is fundamental to the integrity of the overall protection system.
The BENTLY 125388-01 is a critical signal conditioning and power supply module from Bently Nevada, a Baker Hughes business and a global leader in machinery condition monitoring and protection systems. This module is a key component within the 3500 monitoring system rack, specifically designed to interface with and power a variety of vibration, position, and speed transducers. The 125388-01 serves as a dedicated channel module, providing the necessary excitation voltage, signal conditioning, and isolation required for reliable data acquisition from sensors monitoring turbomachinery such as turbines, compressors, and large pumps. It ensures that sensitive analog signals from the field are accurately converted, filtered, and scaled for processing by subsequent monitoring modules or for transmission to a control system. The Bently Nevada 125388-01 is engineered for maximum reliability in critical industrial environments, playing a vital role in preventing catastrophic machinery failures by ensuring the integrity of the primary measurement signal path.
The BENTLY 330980-51-00 is a highly specialized and sensitive vibration transducer, specifically a Proximity Probe, designed for the continuous monitoring of rotating and reciprocating machinery. This device is a critical component in predictive maintenance and machinery protection systems, providing direct measurement of shaft relative displacement (position), vibration, and phase reference. The BENTLY 330980-51-00 probe system typically includes the probe itself, an extension cable, and a driver (oscillator/demodulator) module. It operates on the eddy current principle, where the probe generates an electromagnetic field, and changes in the gap between the probe tip and the conductive target (usually the machine shaft) are converted into a precise DC voltage proportional to distance. The reliability and accuracy of the BENTLY 330980-51-00 are paramount for detecting issues like shaft misalignment, imbalance, bearing wear, and oil whirl in turbomachinery such as compressors, turbines, and large pumps.
The BENTLY 3500/20 125744-02 is a critical rack interface module (RIM) that serves as the communication and system management backbone for the Bently Nevada 3500 Machinery Protection System. This module is the central nervous system of the rack, providing essential functions such as rack power distribution, internal communication between monitor modules, and external communication with plant control systems (DCS/PLC) and monitoring software. The BENTLY 3500/20 125744-02 facilitates the transfer of vital machinery health data—including vibration, temperature, position, and process values—as well as alarm and trip statuses to operators and automation systems. Its role is indispensable for the integrated operation of all other modules in the 3500 rack, making the BENTLY 3500/20 125744-02 a foundational component for reliable condition monitoring and asset protection in critical rotating equipment like turbines, compressors, and pumps.
The BENTLY 3500/15 127610-01 is a critical rack power supply module for the Bently Nevada 3500 Machinery Protection System. It is responsible for converting the plant’s main AC or DC power into the clean, regulated, and redundant DC voltages required to reliably operate all monitoring modules within the 3500 rack, forming the foundation of a continuous, fault-tolerant monitoring system.
