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BENTLY 3500/65 145988-02 02E Product Specification
Product Overview
The BENTLY 3500/65 145988-02 02E is a high-precision quad-channel speed/torque monitoring module designed for BENTLY’s 3500 Series Machinery Protection System. Engineered to deliver real-time rotational speed and torque analysis, this module serves as a critical component in industrial automation systems, enabling continuous monitoring of turbines, compressors, and generators across industries such as oil and gas, power generation, and manufacturing. As part of the 3500 Series, the BENTLY 3500/65 145988-02 02E integrates seamlessly with other system modules to form a comprehensive machinery health management solution, supporting predictive maintenance strategies for high-value rotating equipment.
Featuring four independent input channels, the BENTLY 3500/65 145988-02 02E processes signals from proximity probes, tachometers, and torque transducers, converting analog and digital inputs into precise rotational data. Its software-configurable design allows users to customize alarm thresholds, filter settings, and data logging parameters, ensuring optimal performance in diverse operational environments. The module’s rugged IP23-rated enclosure and conformal-coated PCBs protect against dust, moisture, and electromagnetic interference (EMI), while its compact form factor (210 mm × 150 mm × 100 mm) and 2 kg weight facilitate easy installation in 19″ control racks.
In automation architectures, the BENTLY 3500/65 145988-02 02E acts as a frontline diagnostic tool, detecting early signs of speed fluctuations, torque imbalances, or gear wear. Its high-frequency response (up to 10 kHz) ensures accurate capture of dynamic rotational movements, while the RS-485 communication interface enables seamless integration with PLCs, HMIs, and supervisory control systems. By delivering reliable speed and torque data, the module helps minimize downtime, optimize energy efficiency, and enhance operational safety in mission-critical applications.
Technical Specifications
| Parameter Name | Parameter Value |
|---|---|
| Product Model | BENTLY 3500/65 145988-02 02E |
| Manufacturer | BENTLY NEVADA |
| Product Type | Quad-Channel Speed/Torque Monitoring Module |
| Input Channels | 4 channels (proximity probes/tachometers) |
| Frequency Range | 0–10 kHz |
| Input Signal Types | TTL/CMOS, analog (0–10 VDC, 4–20 mA) |
| Communication Interface | RS-485 (Modbus RTU compatible) |
| Power Supply | 24 VDC ±10% |
| Physical Dimensions | 210 mm (W) × 150 mm (H) × 100 mm (D) |
| Weight | 2.1 kg |
| Operating Temperature | -25°C to +60°C |
| Humidity | 5–95% non-condensing |
| Certifications | CE, UL, ISO 10816 |
Main Features and Advantages
Quad-Channel Monitoring Capability: The BENTLY 3500/65 145988-02 02E supports simultaneous monitoring of four rotational points, enabling comprehensive analysis of multi-stage turbines or complex gear systems. This feature is ideal for applications requiring real-time torque and speed correlation across multiple shafts.
High-Precision Data Acquisition: With 16-bit resolution and high-frequency response, the module ensures accurate measurement of rotational speed (up to 100,000 RPM) and torque fluctuations, critical for detecting early signs of mechanical degradation such as gear misalignment or bearing wear.
Software-Defined Configuration: Users can tailor the module’s settings via BENTLY’s proprietary software, adjusting alarm levels, filter types (low-pass, band-pass), and data sampling rates to match specific machinery requirements. This flexibility reduces the need for hardware modifications, streamlining system deployment.
Rugged Industrial Design: Constructed with an IP23-rated metal enclosure and anti-vibration mounting brackets, the module withstands harsh environments, including high temperatures, humidity, and mechanical stress. Its self-shielded design minimizes electromagnetic interference, ensuring reliable measurements in dense industrial installations.
Real-Time Data Integration: The RS-485 interface enables real-time transmission of speed and torque data to higher-level control systems, supporting remote monitoring and predictive maintenance. Engineers can access live diagnostics and historical trend data via SCADA platforms, enabling proactive intervention before equipment failures occur.
Application Areas
The BENTLY 3500/65 145988-02 02E is widely deployed in industries where precise rotational monitoring is critical to operational reliability:
-
Oil and Gas:
- Monitors compressor and pump speeds in refineries and pipeline networks, detecting early signs of cavitation or motor overload to prevent unplanned shutdowns.
- Integrates with turbine-driven gas compressors in offshore platforms, ensuring optimal flow rates and safety during extreme operational conditions.
-
Power Generation:
- Analyzes rotational speed and torque in steam turbines and generators to optimize energy production and prevent stator-rotor contact in power plants.
- Supports condition-based maintenance programs by providing real-time data on rotor dynamics, enabling scheduled repairs to minimize downtime.
-
Manufacturing:
- Controls rotational speed in high-speed packaging machinery and robotic arms, enhancing product quality and reducing production losses in automotive and pharmaceutical plants.
- Monitors motor torque in conveyor systems to predict maintenance needs, improving overall equipment effectiveness (OEE).
-
Marine and Aerospace:
- Ensures reliable operation of ship propulsion systems by monitoring turbine speeds and torque loads, supporting safe navigation in diverse marine environments.
- Supports testing and maintenance of aircraft engine components in aerospace facilities, where precision rotational data is essential for performance evaluation.
Related Products
- BENTLY 3500/32 129407-01: A dual-channel speed/torque monitor, suitable for smaller setups, often used as a cost-effective alternative to the BENTLY 3500/65 145988-02 02E for simpler systems.
- BENTLY 3500/15 114M5335-01: A power input module that supplies stable 24 VDC to the BENTLY 3500/65 145988-02 02E and other 3500 Series components, ensuring uninterrupted operation.
- BENTLY 3500/22M 146031-01: A vibration monitoring module that pairs with the BENTLY 3500/65 145988-02 02E to provide comprehensive machinery health analysis, combining vibration and rotational data.
- BENTLY 3500/92 129410-01: A communication gateway that enables the BENTLY 3500/65 145988-02 02E to interface with Ethernet/IP networks, supporting remote diagnostics via cloud-based platforms.
- BENTLY 3500/42 129408-01: A temperature monitor module that complements rotational data by analyzing thermal performance, providing a comprehensive view of machinery health.
Installation and Maintenance
Pre-installation Preparation:
Before installing the BENTLY 3500/65 145988-02 02E, ensure the following:
Before installing the BENTLY 3500/65 145988-02 02E, ensure the following:
- Verify the power supply meets 24 VDC ±10% and that the control rack is properly grounded to prevent electrostatic discharge (ESD). Use a multimeter to confirm voltage stability before connecting the module.
- Use BENTLY’s configuration software to define input channel types (proximity probe, tachometer, or torque transducer) and set initial alarm thresholds based on machinery specifications.
- Mount the module in a 19″ rack with at least 50 mm of clearance for airflow, securing it with the provided brackets to minimize vibration-induced displacement.
Maintenance Recommendations:
- Routine Inspections: Monthly visual checks of front-panel LEDs (green for normal operation, red for faults) and cleaning of dust from ventilation slots to maintain optimal cooling. Use a soft brush to remove debris without damaging internal components.
- Calibration: Annual calibration of input channels using a BENTLY-certified tachometer calibrator to ensure measurement accuracy. This involves applying known rotational speeds and verifying output signals against standards.
- Firmware Updates: Periodically update the module’s firmware via BENTLY’s software to access new diagnostic features and compatibility improvements, particularly when integrating with newer system versions.
- System Testing: Biannual functional tests of alarm relays and communication protocols to ensure compliance with safety standards. Simulate speed and torque fluctuations to verify alarm triggers and data transmission reliability.
Product Warranty
Our company provides a one-year quality warranty for the BENTLY 3500/65 145988-02 02E, covering hardware failures due to non-human factors. During the warranty period, we will replace any module that exhibits abnormal signal processing or functional defects. For discontinued models like the BENTLY 3500/65 145988-02 02E, our global inventory of legacy industrial parts ensures rapid fulfillment of urgent orders. We also offer post-warranty technical support, including calibration services and repair solutions, to help maintain your equipment’s reliability throughout its lifecycle.
Contact Information:
Whatsapp: +86 18859254943
E-mail: sales@ygplc.com
Whatsapp: +86 18859254943
E-mail: sales@ygplc.com
Note: This document is based on technical data derived from BENTLY’s official specifications and industry applications. For detailed installation guidelines, refer to the BENTLY 3500/65 145988-02 02E user manual or contact our technical support team for personalized assistance.
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