Description
1. Product Description
The BENTLY 3500/25-01-01-00 is a high-performance 3500/25 Keyphasor and Speed Monitor module from BENTLY, designed to deliver precise speed and keyphasor measurements for rotating machinery in critical industrial applications. As a core component of the BENTLY 3500 Machinery Protection System, the 3500/25-01-01-00 ensures reliable monitoring of rotational speed, direction, and keyphasor signals, enabling proactive maintenance and preventing unexpected downtime.
This module is engineered to interface with various proximity probes and speed sensors, providing accurate data to support machinery health analysis. The BENTLY 3500/25-01-01-00 is ideal for industries requiring precise rotational monitoring, such as power generation, oil and gas, and manufacturing, where equipment reliability is paramount. Its robust design and advanced signal processing capabilities make it a trusted choice for ensuring the safe and efficient operation of turbines, compressors, and other rotating assets.
2. Product Parameters
| Parameter | Specification |
|---|---|
| Model | 3500/25-01-01-00 |
| Brand | BENTLY |
| System Compatibility | BENTLY 3500 Machinery Protection System |
| Input Signals | Proximity probes (keyphasor) and speed sensors |
| Speed Range | 0 to 50,000 RPM (configurable) |
| Outputs | Analog outputs (4-20 mA), digital outputs (TTL/CMOS), and serial communication (RS-485) |
| Power Supply | 24 VDC ±15% |
| Power Consumption | <10 W |
| Operating Temperature | -40°C to +70°C |
| Storage Temperature | -40°C to +85°C |
| Vibration Resistance | Compliant with IEC 60068-2-6 (10-2000 Hz, 2g) |
| Dimensions | 17.78 cm (height) x 4.83 cm (width) x 24.13 cm (depth) |
BENTLY 3500/25-01-01-00
3. Advantages and Features
The BENTLY 3500/25-01-01-00 stands out for its exceptional accuracy and reliability, offering ±0.01% speed measurement error to ensure precise machinery control. Its dual-channel design supports both keyphasor and speed monitoring simultaneously, reducing the need for additional hardware and simplifying system integration. The module features advanced diagnostic capabilities, including sensor fault detection and signal validity checks, which help operators identify issues early and minimize maintenance efforts.
One of its key strengths is compatibility with the BENTLY 3500 system’s modular architecture, allowing seamless integration with other 3500 modules for comprehensive machinery protection. The module also supports hot-swappable functionality, enabling replacement without shutting down the entire system—critical for maintaining uptime in continuous operations. Additionally, its rugged construction and wide temperature range make it suitable for harsh industrial environments.
4. Application Areas and Case Studies
The BENTLY 3500/25-01-01-00 is widely used in industries such as power generation, oil and gas, chemical processing, and heavy manufacturing. It is particularly suited for monitoring steam turbines, gas turbines, compressors, and pumps, where accurate speed and keyphasor data are essential for safe operation and performance optimization.
Case Study: A major power plant in Texas integrated the 3500/25-01-01-00 into its steam turbine monitoring system. The module provided real-time speed measurements and keyphasor signals to the control system, enabling precise adjustment of turbine speed during load changes. By detecting a slight irregularity in the keyphasor signal early, the plant avoided a potential shaft misalignment issue, saving an estimated $200,000 in repair costs and preventing a 48-hour downtime event.
5. Competitor Comparison
Compared to similar speed and keyphasor monitoring solutions, the BENTLY 3500/25-01-01-00 offers superior accuracy and a broader operating temperature range, making it more reliable in extreme environments. Its deep integration with the BENTLY 3500 system ecosystem ensures seamless data sharing and unified diagnostics, reducing the complexity of multi-vendor setups. The module’s hot-swappable design and advanced self-diagnostic features also minimize downtime and maintenance efforts, providing a competitive edge in terms of total cost of ownership.
BENTLY 3500/25-01-01-00
6. Selection Recommendations
When selecting the BENTLY 3500/25-01-01-00, consider the following:
- Compatibility: Ensure it matches your existing BENTLY 3500 system configuration and sensor types (proximity probes, speed sensors).
- Environment: Verify the operating temperature and vibration resistance meet your site’s conditions, especially for harsh environments.
- Functional Requirements: Assess if the speed range, output types, and diagnostic features align with your machinery monitoring needs (e.g., real-time control, predictive maintenance).
- Scalability: Plan for future expansions by leveraging the 3500 system’s modular design, which allows easy addition of other modules alongside the 3500/25-01-01-00.
7. Precautions
- Installation: Follow BENTLY’s wiring guidelines to ensure proper grounding and noise immunity, especially when routing sensor cables near high-voltage circuits.
- Calibration: Perform initial calibration with certified equipment to ensure measurement accuracy, and schedule periodic recalibration as part of routine maintenance.
- Software Configuration: Use the BENTLY 3500 Configuration Software to correctly set up parameters (e.g., speed range, filter settings) to avoid signal misinterpretation.
- Safety: Power down the system before installing or replacing the module, and follow lockout/tagout procedures to prevent electrical hazards.
Shanxi Runsheng Import and Export Co., LTD. Our main products: FOXBORO, EMERSON, TRICONEX, XYCOM, BENTLY, ROCKWELL, ABB, GE, Allen-Bradley, YOKOGAWA, HONEYWELL, RELIANCE, SCHNEIDER, MODICON, Westin ghouse, WOODWARD, Motorola, Rexroth, SEW, Denkon. And other major brands of DCS, PLC, robot, large servo four system spare parts. Other automation spare parts sales and technical support. Please visit our website www.rsmodules.com or contact us at +86 15383514022 and we will be happy to serve you.
