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The Bently Nevada 3500/50 (part number 133442-01) is a versatile I/O module engineered to expand the monitoring capabilities of Bently Nevada machinery protection systems. This module provides a high-density solution for collecting and managing diverse signal types, serving as a critical bridge between physical field sensors and the 3500 system architecture. With support for both analog and digital I/O, it enables sophisticated machine health monitoring, including speed detection, proximity probe integration, and magnetic pickup signal processing. Its industrial-grade design ensures reliable performance across a broad temperature range, making it an ideal choice for demanding plant environments.
| Specification | Details |
|---|---|
| Model | 3500/50 |
| Part Number | 133442-01 |
| Input Type | 2-channel support for proximity probes or magnetic pickups |
| Input Range | +10.0 V to -24.0 V |
| Input Impedance | 20 kΩ (Standard), 40 kΩ (TMR), 7.15 kΩ (Internal Barrier) |
| Analog I/O | 8 channels |
| Digital I/O | 8 channels (Inputs and Outputs) |
| Communication | Modbus TCP/IP |
| Operating Temperature | -40 °C to +85 °C |
| Power Requirements | 18 to 36 V DC |
| Power Consumption | 4.5 W |
| Dimensions | 220 mm x 110 mm x 45 mm |
| Weight | 0.5 kg |
The 133442-01 module is designed for flexibility, allowing plant engineers to configure a mix of analog and digital signals within the 3500 system. By supporting the Modbus TCP/IP protocol, it facilitates seamless integration with third-party DCS or SCADA systems for plant-wide operational visibility. The module's robust internal barrier and high input impedance options ensure compatibility with various sensor types, protecting the integrity of critical machinery protection loops against electrical noise and signal degradation.
A: The module's two-channel input is specifically calibrated to process signals from proximity probes and magnetic pickups, converting raw oscillations into usable rotational speed and vibration data.
A: Yes, the module is designed with a TMR input impedance mode (40 kΩ), allowing it to be integrated into high-availability 3500 protection architectures.