Bently Nevada 3500/40M 140734-01 4-Channel Displacement Monitor Module
The Bently Nevada 3500/40M 140734-01 serves as a critical component in industrial machinery protection systems, specializing in real-time monitoring of vibration and displacement metrics for rotating equipment. This module processes signals from proximity sensors to deliver actionable data for predictive maintenance, particularly in power generation, oil & gas, and heavy industrial environments where equipment reliability is paramount.
Technical Specifications
| Attribute | Specification |
|---|---|
| Manufacturer | Bently Nevada |
| Series Compatibility | 3500 Series |
| Channels | 4 independent channels |
| Input Type | Proximity sensor (eddy current/inductive) |
| Key Measurements | Radial vibration, axial displacement, differential expansion, shaft eccentricity |
| Power Requirements | 220V AC/DC |
| Communication | 3500 frame protocol via backplane |
| Protection Features | Sensor output short-circuit protection |

Application Context & Supported Systems
In practice, this module shines when monitoring steam turbines, compressors, and large generators. A power plant engineer recently mentioned how the 3500/40M’s dual-function configuration allowed simultaneous monitoring of axial displacement and radial vibration on a critical gas turbine, preventing unplanned downtime through early fault detection.
Our inventory includes related Bently Nevada systems including the 3500/22M, 3500/32, and 3500/15 modules, ensuring seamless integration with existing 3500 series protection systems. The module’s compatibility with both legacy and modern 3500 frame configurations makes it particularly valuable for facilities undergoing system upgrades.

Our Commitment & Support
We provide global inventory access across 16 regional warehouses, with standard delivery within 5-7 business days. Every unit undergoes functional testing before shipment, backed by a 12-month quality guarantee. For urgent requirements, our 24/7 technical team can assist with cross-referencing against alternative models like the 3500/42M or 1900/27 series.
For pricing details or technical consultations, contact us directly via WhatsApp or email abbdcs36@gmail.com. Our engineers can also provide configuration assistance for complex setups involving differential expansion monitoring or multi-channel alarm programming.

*Note: While this module operates at 220V AC/DC, always verify power supply compatibility with existing system specifications during installation. We recommend periodic recalibration every 18 months for optimal measurement accuracy.








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