
Product Overview
The Bently Nevada 3500/45 (176449-04) is a precision Location Monitor designed for industrial rotating machinery. Part of the Bently Nevada 3500 Series, this module provides continuous monitoring of shaft position and movement, delivering critical real-time data for machinery protection and predictive maintenance.
Its robust design ensures reliable operation under continuous industrial conditions, safeguarding turbines, compressors, and pumps from mechanical failures.
Technical Specifications
| Parameter |
Details |
| Manufacturer |
Bently Nevada |
| Model |
3500/45 |
| Part Number |
176449-04 |
| Product Type |
Location Monitor |
| Function |
Shaft position and movement monitoring |
| Dimensions |
241.3 × 24.4 × 241.8 mm |
| Weight |
0.91 kg |
| Installation |
Rack-mounted (3500 system rack) |
| Power Supply |
Backplane-powered |
| Signal Input |
Proximity probes and position sensors |
| Signal Output |
Conditioned signals to monitoring and protection systems |
| Application |
Rotating machinery shaft monitoring |
| Operating Environment |
Industrial-grade, continuous operation |
Function and Working Principle
The 176449-04 Location Monitor operates by continuously acquiring shaft position and displacement data:
- Receives input from proximity probes or position sensors
- Amplifies and filters signals to ensure accuracy
- Conditions signals for monitoring and protection systems
- Provides real-time feedback to detect abnormal shaft behavior
- Enables early warning for mechanical misalignment or faults
This module guarantees precise monitoring and supports the reliable operation of rotating machinery.
Role in Industrial Control Systems
Within the Bently Nevada 3500 system, the 3500/45 Location Monitor is a critical component for:
- Continuous shaft position and movement monitoring
- Early detection of abnormal vibration or misalignment
- Reliable output to turbine, compressor, and pump protection systems
- Efficient integration of multiple sensor inputs
- Supporting predictive maintenance programs
It forms a core part of industrial machinery protection networks.
Industrial Applications
The 3500/45 (176449-04) module is commonly used in:
- Gas and steam turbine systems
- Industrial compressors and pumps
- Oil & gas and petrochemical facilities
- High-speed rotating machinery requiring precise shaft monitoring
- Continuous process plants with critical rotating equipment
Its industrial-grade construction ensures consistent performance in harsh environments.
Installation and System Integration
Installation guidelines:
- Mounted in a Bently Nevada 3500 rack chassis
- Connected to proximity probes or displacement sensors
- Integrated with preamplifier and I/O modules
- Powered via the rack backplane
- Proper calibration is required for accurate shaft monitoring
Correct installation ensures reliable signal acquisition and system operation.
Compatible System Components
This module integrates with:
- 3500/45 Position Monitors
- Preamplifier modules
- I/O modules
- PROX sensors and displacement probes
- Communication and relay modules
- 3500 Series rack chassis and backplane power supplies
Together, these components provide a comprehensive machinery monitoring and protection solution.
Recommended Alternative Models
| Model |
Type |
Key Feature |
Application |
| 140072-04 |
Location Monitor |
Standard shaft monitoring |
Turbines and pumps |
| 140072-02 + 140072-04 |
Location Monitor |
Dual module configuration |
High-precision shaft monitoring |
| 135137-01 |
I/O Module |
Signal routing for position sensors |
General machinery |
| 135145-01 |
I/O Module |
Lightweight I/O interface |
Turbines and pumps |
| 3500/44M |
Vibration Monitor |
High-speed turbine monitoring |
Aeroderivative turbines |
Key Advantages
- High-precision shaft position and movement monitoring
- Reliable signal amplification and conditioning
- Continuous operation in industrial environments
- Early detection of misalignment or abnormal shaft movement
- Simplifies integration with multiple sensors
- Supports predictive maintenance and early fault detection
- Enhances operational safety and machinery reliability
- Rack-mounted and compact design (0.91 kg)
Technical FAQs
What is the primary function of the 176449-04 module?
It monitors shaft position and movement in real time, providing signals for machinery protection systems.
Which sensors are compatible?
Proximity probes and displacement sensors used in turbines, compressors, and pumps.
Where is it installed?
Mounted in a 3500 system rack alongside I/O and preamplifier modules.
Does it support predictive maintenance?
Yes, it provides accurate real-time data for early detection of mechanical anomalies.
Conclusion
The Bently Nevada 3500/45 (176449-04) Location Monitor is a reliable and robust solution for accurate shaft position and movement monitoring. Its industrial-grade construction, precise signal processing, and seamless integration with 3500 series modules ensure enhanced machinery protection, operational safety, and predictive maintenance capabilities for demanding industrial environments.