Description
BENTLY 3500/53 133388-01 Overspeed Detection Module
The BENTLY 3500/53 133388-01 is a high-performance overspeed detection module designed to safeguard critical rotating machinery in industrial environments. As part of BENTLY’s 3500 Series, this module provides real-time monitoring, rapid fault detection, and advanced safety features to prevent equipment damage and downtime.
The
BENTLY 3500/53 133388-01 module is engineered to detect and respond to overspeed conditions in machinery such as turbines, compressors, and pumps. Key features include:
- Dual-channel redundancy for fail-safe operation, ensuring continuous protection even in harsh conditions.
- Precision speed measurement with a frequency range up to 50 kHz for accurate monitoring of high-speed equipment.
- Front-panel diagnostics for quick troubleshooting and status checks.
- Modbus® and Ethernet connectivity for seamless integration with control systems and remote data access.
- Compliance with API 670 and API 612 standards, making it suitable for safety-critical applications.
Parameter |
Specification |
Model |
3500/53 133388-01 |
Brand |
BENTLY Nevada |
Input Voltage |
220 V AC/DC |
Frequency Range |
0–50 kHz |
Communication Protocols |
Modbus RTU/ASCII, Ethernet TCP/IP |
Interfaces |
RJ45 (Ethernet), BNC (sensor) |
Redundancy |
Dual-channel (2oo2 or 2oo3 voting) |
Certifications |
CE, UL, API 670/612 |
Dimensions |
N/A |
Weight |
N/A |

- Reliable Protection: Redundant design minimizes false trips and ensures continuous operation in critical applications.
- Easy Integration: Supports BENTLY’s 3500 Series racks and legacy systems for backward compatibility.
- Advanced Diagnostics: Self-testing capabilities and fault isolation reduce maintenance complexity.
- Cost Efficiency: Hot-swap functionality and modular design lower repair costs and downtime.
The BENTLY 3500/53 133388-01 is widely used in:
- Oil & Gas: Centrifugal compressors and pumps in refineries.
- Energy: Steam turbines and generators in power plants.
- Manufacturing: High-speed rotating machinery in automotive and aerospace industries.
Case Study: A petrochemical plant reduced unplanned shutdowns by 40% by deploying this module to detect overspeed events in gas turbines, enabling proactive maintenance.
Compared to similar modules, the BENTLY 3500/53 133388-01 offers:
- Higher Precision: Faster response times (sub-millisecond) for critical overspeed detection.
- Flexible Configuration: Supports both 2oo2 and 2oo3 voting systems for tailored safety requirements.
- Long-Term Support: Backed by BENTLY’s global service network and software updates.
- Safety Requirements: Choose between single or dual-channel configurations based on machinery criticality.
- Network Compatibility: Ensure alignment with existing Modbus or Ethernet infrastructure.
- Scalability: Consider future expansion needs when selecting rack-mounted vs. standalone models.
- Installation: Follow BENTLY’s wiring guidelines to avoid signal interference.
- Calibration: Regularly verify sensor alignment and module settings.
- Environment: Install in clean, dry locations with proper ventilation to prevent overheating.
山西鑫业达国际贸易有限公司 is your trusted partner for
BENTLY 3500/53 133388-01 and other automation 备件. Visit
www.xydcontrol.com for sales and technical support.
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