84661-25 extension cable

Overview

Place of Origin:	USA
Brand Name:	Bently Nevada
Model Number:	84661-25
Minimum Order Quantity:	1
Packaging Details:	Original new Factory Sealed
Delivery Time:	5-7 days
Payment Terms:	T/T
Supply Ability:	In stock

Quick Detail

Description

The 84661-25 is a high-performance, precision-engineered extension cable designed as a critical signal pathway within Bently Nevada’s renowned 3300 XL machinery monitoring and protection systems. Manufactured to exacting standards, this extension cable serves as the reliable link between sensitive proximity probes, such as the 3300 XL 8 mm series, and their corresponding Proximitor monitor modules. Its primary function is to ensure the integrity and fidelity of vital displacement and vibration signals over distance, transmitting the precise electrical output from the sensor to the processing unit without introducing noise, attenuation, or phase shift that could compromise diagnostic accuracy.

Engineered for durability and consistent performance in challenging industrial settings, the 84661-25 extension cable features robust construction with high-quality materials. It boasts a 3.0-meter (9.8-foot) total length, providing ample reach for flexible routing through cable trays, conduits, or around complex machinery structures. The cable is designed with excellent electrical characteristics, including a low typical capacitance of 55 pF/m and a stable output resistance, which are crucial for maintaining signal quality and system linearity over its entire length. This ensures that the precise measurement data, critical for detecting minute changes in shaft position or vibration, is delivered accurately to the monitoring system.

A key attribute of the 84661-25 is its Multiple Agency Approvals, certifying it for use in a wide range of industrial applications, including those with specific safety and compliance requirements. The cable operates reliably across a broad temperature range from -40°C to +75°C, making it suitable for environments ranging from cold outdoor installations to hot machine rooms.

Applications

1. Extending Sensor Reach in Machinery Monitoring Systems

This cable is primarily used to bridge the distance between 3300 XL proximity probes (e.g., 8 mm probes) mounted on critical equipment like turbines, compressors, and large pumps, and their centralized monitoring racks or junction boxes. Its 3.0-meter length provides the necessary reach in mid-sized installations, ensuring sensors can be placed at optimal measurement points while the electronics remain in accessible locations.

2. System Integration and Retrofit in Industrial Automation

The 84661-25 is essential for integrating Bently Nevada monitoring systems into broader plant automation networks or for retrofitting older systems with new sensors and monitors. Its standardized electrical characteristics and compatibility ensure it can be used to replace existing cabling or expand system coverage without signal matching issues, supporting upgrades in power generation, oil & gas, and manufacturing facilities.

3. Reliable Signal Transmission in Demanding Environments

With its multiple approvals and wide operating temperature range, this cable is suited for use in varied and sometimes harsh plant environments. It can be reliably deployed in areas with moderate temperature fluctuations, near heat sources, or in outdoor enclosures, providing a dependable signal link for continuous condition monitoring where cable failure would lead to loss of critical machinery protection.

Specifications

Competitive Advantage

1. Optimized Electrical Performance for Signal Integrity

The cable is engineered with a low typical capacitance of 55 pF/m and stable impedance characteristics. This design minimizes signal distortion and degradation over its 3.0-meter length, which is critical for preserving the accuracy of sensitive vibration and position measurements from high-performance probes, ensuring the monitoring system receives a true representation of machine health.

2. Certified for Broad Industrial Deployment

Holding Multiple Agency Approvals, this cable meets various regional and industry-specific safety and performance standards. This pre-certification simplifies procurement and specification for projects, ensuring compliance and reducing the risk of installation delays or rejections in regulated environments, providing peace of mind and administrative ease for engineers and plant operators.

3. Rugged Construction and Environmental Tolerance

Built to withstand industrial conditions, the cable operates reliably across a -40°C to +75°C temperature range. This durability, combined with robust insulation and shielding, protects against common environmental stressors like temperature swings, moisture, and electromagnetic interference, ensuring long-term reliability and reducing maintenance needs in demanding applications.

4. Seamless Compatibility and Ease of Integration

As a genuine component designed for the 3300 XL system, it guarantees perfect compatibility with all 3300 XL probes and monitors. This plug-and-play interoperability eliminates guesswork during installation, simplifies inventory management, and ensures optimal system performance, making it a reliable and efficient choice for both new builds and system maintenance.