Description
| Parameter | Specification |
| Product Model | Bently Nevada 3500/42M |
| Part Number | 176449-02 (Proximitor Monitor) |
| Channel Count | 4-Channel Programmable Monitor |
| Input Signals | Proximitor, Seismic, or Velomitor Sensors |
| Signal Processing | Radial Vibration, Thrust, Eccentricity, or REB |
| Power Consumption | 7.7 Watts (Typical) |
| Accuracy | Within ±0.33% of Full-Scale Range |
| Resolution | 1X and 2X Vector Amplitude/Phase |
| Operating Temp | -30 to +65°C (-22 to +150°F) |
The Bently Nevada 3500/42M is a high-performance, four-channel vibration monitor designed for the 3500 Machinery Protection System. It processes signals from various transducer types—including Proximitor sensors and accelerometers—to continuously monitor critical machinery parameters such as radial vibration, shaft axial position, and differential expansion. The “M” designation signifies its enhanced “Multimode” capability, allowing each channel pair to be independently configured for different measurement types. This module provides essential protection by comparing real-time vibration data against user-defined alarm setpoints, triggering machine trips or alerts to prevent catastrophic mechanical failure.
BENTLY 3500/42M
BENTLY 3500/42M
BENTLY 3500/42M
Model Comparisons
The 3500/42M is a direct upgrade over the standard 3500/42 (non-M) module, offering significantly faster data sampling and more advanced signal processing for vector analysis (1X and 2X vibration components). Unlike the 3500/40M (Proximitor Monitor), which is often specialized for fixed configurations, the 42M offers broader flexibility across seismic and proximity inputs. Furthermore, it differs from the 3500/45 (Position Monitor) in that it is primarily optimized for dynamic vibration analysis rather than purely static displacement measurements, making it the standard choice for rotating equipment like turbines, compressors, and pumps.
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