Excellent PLC
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8613666033393 | |||||||
| +8613666033393 | ||||||||
| 13666033393 | ||||||||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Product Overview
The Bently Nevada 74712-06-05-03-00 Earthquake Detector Velocity Sensor is an advanced seismic monitoring device designed to detect ground vibrations and seismic events in industrial environments. It plays a critical role in protecting sensitive machinery, plant infrastructure, and personnel by providing reliable real-time monitoring of ground motion caused by earthquakes or other structural disturbances.
This sensor delivers precise velocity-based measurements, triggering alarms or automated system shutdowns when seismic activity exceeds defined safety thresholds. It is ideal for industries where machinery safety, structural integrity, and compliance with seismic regulations are essential.
The 74712-06-05-03-00 model is engineered to meet rigorous industrial standards, offering high sensitivity, durability, and dependable performance in harsh operating conditions.
Key Features
-
Seismic Event Detection: Monitors ground motion and structural vibrations indicative of earthquakes
-
Velocity-Based Sensing: Provides output proportional to ground vibration velocity for precise measurement
-
Industrial-Grade Construction: Rugged housing suitable for demanding plant environments
-
Real-Time Alarm Integration: Can be connected to plant control systems to trigger alarms or equipment shutdowns
-
High Sensitivity: Detects minor vibrations and significant seismic events with accuracy
-
Continuous Monitoring: Ensures around-the-clock seismic detection without manual intervention
-
Electrical Isolation: Designed for safe operation in electrically noisy industrial settings
-
Reliable Long-Term Performance: Built for stability and minimal signal drift over extended operation
-
Simple Installation: Mounts securely to structural foundations or critical equipment locations
-
Compatible with Protection Systems: Interfaces with Bently Nevada monitoring and protection platforms
Technical Specifications
| Parameter | Description |
|---|---|
| Product Name | Earthquake Detector Velocity Sensor |
| Model Number | 74712-06-05-03-00 |
| Measurement Type | Velocity-based ground motion detection |
| Sensitivity | 20 mV/in/s (standard configuration) |
| Frequency Range | 1 Hz to 200 Hz (typical seismic monitoring band) |
| Output Signal | Continuous analog voltage proportional to vibration velocity |
| Alarm Trigger Capability | Configurable output for alarms or shutdown systems |
| Electrical Isolation | Provided to prevent interference from electrical noise |
| Operating Voltage | 18 to 30 VDC supply |
| Operating Temperature Range | -20°C to +70°C |
| Storage Temperature Range | -40°C to +85°C |
| Humidity Tolerance | 95% non-condensing |
| Enclosure Material | Industrial-grade aluminum housing |
| Protection Rating | IP65 (dust and water resistant) |
| Mounting Method | Bolt-on to structural surfaces or equipment bases |
| Dimensions | Diameter 41mm |
| Weight | 0.48 kg |
| Certifications | CE, RoHS, applicable industrial seismic compliance standards |
Product Advantages
-
Enhanced Safety for Critical Facilities: Detects seismic activity early, enabling protective responses to minimize damage
-
Reliable Alarm Integration: Works with plant control systems for automated equipment shutdown or alerts during earthquakes
-
High Sensitivity and Accuracy: Measures low-frequency seismic events and distinguishes them from operational vibrations
-
Rugged Design for Harsh Environments: Withstands dust, moisture, and temperature extremes typical in industrial plants
-
Continuous, Unattended Monitoring: Operates 24/7 without manual checks or recalibration for long-term reliability
-
Supports Regulatory Compliance: Assists plants in meeting seismic safety requirements and industrial standards
-
Quick Installation and Commissioning: Compact, bolt-on design simplifies deployment and setup
-
Protects Personnel and Assets: Early detection reduces risks to human safety, machinery, and plant infrastructure
-
Seamless Integration with Bently Nevada Systems: Compatible with established vibration monitoring and shutdown frameworks
-
Long-Term Stability: Designed for minimal drift, ensuring consistent performance over years of operation
Industry Applications
The Bently Nevada 74712-06-05-03-00 Earthquake Detector Velocity Sensor is vital in sectors where seismic monitoring directly contributes to safety and operational continuity:
-
Oil & Gas Facilities: Protection of refineries, offshore platforms, and critical pipelines from seismic damage
-
Power Generation: Safeguarding gas turbines, steam turbines, and supporting infrastructure
-
Chemical and Petrochemical Plants: Ensures process equipment safety during seismic disturbances
-
Heavy Manufacturing: Protects critical machinery and structural components from earthquake effects
-
Data Centers and High-Security Facilities: Monitors for ground motion to protect sensitive operations
-
Pharmaceutical and Food Processing: Safeguards high-value production equipment and cleanroom environments
-
Water Treatment and Waste Management: Protects pumps, tanks, and vital infrastructure
-
Mining and Mineral Processing: Ensures safety of large equipment and personnel in seismic-prone regions
Frequently Asked Questions (FAQ)
Q1: What does the 74712-06-05-03-00 sensor measure?
It measures ground vibration velocity to detect seismic activity and protect critical assets.
Q2: Can this sensor trigger alarms or shutdowns?
Yes, it provides outputs that integrate with alarm systems or automatic shutdown controls.
Q3: Is the sensor suitable for harsh environments?
Yes, with its IP65-rated enclosure and industrial-grade construction, it operates reliably in demanding conditions.
Q4: How sensitive is the sensor to small ground movements?
It features high sensitivity capable of detecting minor vibrations while filtering out irrelevant background noise.
Q5: Can this sensor be installed outdoors?
Yes, its weather-resistant housing allows for outdoor or exposed installations.
Q6: What is the typical application for this sensor?
It is used in seismic monitoring of critical machinery, industrial plants, and building structures.
Q7: Is the sensor compatible with Bently Nevada monitoring systems?
Yes, it integrates with Bently Nevada protection and monitoring platforms for comprehensive safety solutions.
Q8: What is the frequency range of detection?
The sensor operates effectively within the 1 Hz to 200 Hz range, ideal for seismic applications.
Q9: Does it require regular recalibration?
It is designed for stable, long-term operation with minimal maintenance or recalibration needs.
Q10: How is the sensor powered?
It operates on 18 to 30 VDC supply voltage, making it compatible with standard industrial power sources.
Recommended Related Models
| Model Number | Description |
|---|---|
| 74712-06-05-03-01 | Earthquake Detector with enhanced alarm options |
| 74712-06-05-02-00 | Seismic Detector with alternative mounting configuration |
| 330500-01-00 | Velomitor® Piezoelectric Velocity Sensor for general monitoring |
| 330500-02-00 | High-sensitivity Velomitor® Velocity Sensor |
| 3500/42M | Proximitor®/Seismic Monitor Module for vibration protection |
| 3500/15-05-05-00 | Power Supply Module for Bently Nevada 3500 Systems |
Popular Bently Nevada Machinery Protection Products
| Model Number | Description |
|---|---|
| 330101-00-20-05-02-05 | 3300 XL 8 mm Proximity Probe for precise displacement measurement |
| 330130-045-00-05 | 3300 XL Extension Cable for Proximity Probe Systems |
| 3500/22M 164466-01 | Ethernet Transient Data Interface for the 3500 System |
| 3500/25 128718-01 | Keyphasor® Module with External Terminal Connections |
| 3500/05 | 19-inch Rack Frame for 3500 Series Monitoring System |
| ADAPT 3701/55 | Adaptive Machine Protection and Condition Monitoring System |
