Bently Nevada 288055-01 3500/22M Interface (TDI) Module

Manufacturer Background: Bently Nevada (Baker Hughes GE) 3500/22M TDI transient data interface module, core communication & data acquisition card for 3500 series rotating machinery monitoring rack; integrates rack interface RIM + high-speed waveform transient data collector, used for turbine, compressor, generator online vibration diagnostic system, matched with System 1 predictive maintenance software, compliant with API 670, CE, UL industrial standards.

Part Number Breakdown: 288055-01 - 288055 = Hardware base part number of 3500/22M standard TDI module - -01 = Standard version without optional fiber expansion sub-board, standard front panel layout (RJ45 copper Ethernet + USB-B + key lock + status LED) - Full model: 3500/22M 288055-01

Product Type: Hot-swappable rack plug-in TDI communication module; dual-function rack master interface + transient waveform high-speed recorder; realizes bidirectional data exchange between 3500 monitor cards and upper System 1 diagnostic workstation, supports steady-state static data + pre/post-alarm full waveform transient data synchronous acquisition.

Matching System Components: 3500 series rack chassis; 3500/40M,3500/42M,3500/45M M-series vibration/thrust monitor cards; System 1 condition monitoring software; 3500 rack configuration tool; industrial Ethernet switch, fiber SFP transceiver (optional).

Core Hardware Overview: 1. Front Panel Interface Layout: - 1 × RJ45 10/100BASE-TX copper Ethernet port (BN Host / TDI TCP protocol) - 1 × USB-B port for local on-site configuration & direct data download - Key lock switch: module write-protect, prevent unauthorized parameter modification - Multi-channel status LED: RUN, OK, COM, TRIG, ALM for running, communication, trigger, alarm state indication 2. Optional Fiber Expansion: Supports rear-mounted MT-RJ 100BASE-FX fiber Ethernet sub-board (part 146031-01) for long-distance optical communication, isolated EMI transmission 3. Power Consumption: Rated 10.5W, powered by 3500 rack backplane 24VDC bus 4. Data Acquisition Performance: Synchronously collect all rack channel static values (vibration, displacement, speed); capture pre-alarm + post-alarm continuous transient waveform data, store high-resolution time-domain vibration curves for fault spectrum analysis 5. Mechanical Spec: Standard 3500 single-width slot module; dimensions 258mm × 96mm × 26mm; net weight ~0.8kg; metal shielding housing, anti-electromagnetic interference design 6. Environmental Ratings: Operating temperature 0℃ ~ +60℃ inside cabinet; storage -40℃ ~ +85℃; relative humidity 5%–95% non-condensing; IEC 60068 vibration & shock certified 7. Core Integrated Function: Combines independent 3500/20 RIM rack interface and TDXnet data processor into single module, reduces rack slot occupation, simplifies system wiring

1. Product Overview

288055-01 (3500/22M) is the standard transient data interface module for Bently Nevada 3500 machinery protection rack, serving as the core data bridge between the whole monitoring rack and upper System 1 predictive maintenance diagnostic platform. It integrates two independent functions: rack master communication interface and high-speed transient waveform recorder. It continuously polls all vibration, axial displacement, rotational speed monitoring cards in the rack to collect real-time steady-state data; when vibration threshold alarms trigger, it automatically captures complete pre-alarm and post-alarm high-frequency transient waveform data, which is the core basis for rotor unbalance, misalignment, gear fault, bearing failure spectrum analysis. Dual communication modes of copper Ethernet and front USB support remote workstation access and local on-site debugging respectively; optional rear fiber expansion board provides fully isolated long-distance optical transmission to eliminate ground loop interference in large power plant and petrochemical substations. Hot-swappable plug-in design allows module replacement without powering off the whole rack, no interruption to machinery protection logic operation during maintenance. Metal shielding and multi-stage surge suppression circuit guarantee stable data transmission under strong electromagnetic interference of high-voltage switchgear rooms.

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