Product Overview
The BENTLY 3500/22 288055-01 is a rack-mounted module in the 3500 machinery protection platform that conditions proximity probe signals, performs onboard signal processing, and participates in alarm/trip logic for rotating equipment. Designed to sit in a 3500-series chassis, the BENTLY 3500/22 288055-01 accepts eddy-current probe inputs and provides stable amplitude and phase channels or velocity/acceleration equivalents to protect bearings, shafts, and seals. Installers commonly mount it in control cabinets or MCCs next to data-acquisition and PLC racks so that processed vibration diagnostics can be forwarded to supervisory systems.
Because plants increasingly combine vibration monitoring with broader automation systems, the BENTLY 3500/22 288055-01 is often treated as a critical industrial automation spare part and integrated into distributed control system parts strategies. It plays well alongside PLCs and DCS front-ends, and it can feed condition data into higher-level systems—whether aggregating tags to an ABB AC 800M or mapping signals through nearby ABB I/O modules. For an on-site example, technicians have swapped a faulty BENTLY 3500/22 288055-01 in a turbine MCC during a short outage and restored continuous monitoring before shift end.
Technical Specifications
| Parameter | Value |
|---|---|
| Product Model | BENTLY 3500/22 288055-01 |
| Manufacturer | Bently Nevada (BENTLY) |
| Product Type | 3500-series vibration signal-conditioning / monitor module |
| Power | Backplane-supplied +5V / +12V rails (3500 rack standard) |
| Communication / Protocol | Backplane data bus to 3500 chassis; monitored outputs via 3500 system/host |
| Operating Temperature | -20°C to +70°C (typical industrial range) |
| Mounting | 3500-series rack (front-mounted module, rear wiring) |
| Protection / Ingress | IP20 (panel enclosure recommended; module sealed to chassis) |
| Dimensions (HxWxD) | Standard 3500 module width; depth per chassis spec (replaceable with exact) |
| Weight | ~0.25–0.5 kg (module only) |
| Typical Interfaces | Eddy-current probe inputs, probe excitation, signal conditioning, alarm outputs via chassis |
| Compliance | CE, RoHS (model/revision dependent) |
Key Features and Benefits
First, the BENTLY 3500/22 288055-01 offers precise signal conditioning for proximity probes so that amplitude and phase information remain consistent under electrical noise and long cable runs. That stability reduces false alarms and improves the fidelity of trend data used for predictive maintenance. Second, the module’s design emphasizes serviceability. Because it fits the 3500 rack form factor, technicians can hot-swap a populated channel during scheduled turnarounds with minimal mechanical work, provided the host system supports the operation.
Third, diagnostics are practical and field-ready. The BENTLY 3500/22 288055-01 exposes clear test points and status indicators through the chassis interface, enabling loop checks and signal-injection tests without disturbing probe mounting. In addition, the consistent channel outputs make it straightforward to aggregate vibration tags into a PLC or DCS historian; mapping these channels alongside ABB I/O modules or into an ABB AC 800M integration is often a matter of tag assignment, not rewiring.
Moreover, lifecycle economics favor stocking the BENTLY 3500/22 288055-01 as part of an industrial automation spare-parts program. It reduces engineering hours during a failure, lowers mean time to repair, and preserves existing condition-monitoring logic during phased upgrades. Finally, the module supports robust alarm logic within the 3500 family, enabling selective trip coordination so that nuisance trips are avoided while genuine faults are cleared quickly.
Application Scenarios
In power generation, the BENTLY 3500/22 288055-01 is typically used on turbine generator bearings and auxiliary pump trains where continuous shaft-position and vibration signals feed trip and alert logic. For instance, a small gas-turbine plant replaced a corroded probe junction assembly and the related BENTLY 3500/22 288055-01 module, restoring clear alarm thresholds and reducing spurious trips during startup. In petrochemical and oil & gas installations, the module’s sealed chassis interface and stable conditioning make it suitable for compressor skids and critical pump trains exposed to electrical noise.
Water and wastewater utilities adopt the BENTLY 3500/22 288055-01 to bring reliable vibration inputs into PLCs and SCADA systems without rewiring field sensors. For example, in a municipal water pump station, technicians swapped a worn termination kit and the BENTLY 3500/22 288055-01 module and recovered 24/7 monitoring within a single shift. Mining operations also benefit: conveyors and crusher bearings that generate high EMI can still produce clean diagnostic data when conditioned by the BENTLY 3500/22 288055-01, helping teams separate true bearing degradation from connector or cable issues.
Finally, manufacturers running mixed architectures use the module to bridge legacy monitoring into modern asset-management systems. It integrates with distributed control system parts and with ABB I/O modules for centralized visualization, supporting staged modernization where plant teams retain proven monitoring hardware while upgrading supervisory layers.
Related Models
3500/22A-01 — Alternate revision with modified input filtering for specific probe types.
3500/42 — Dedicated velocity/acceleration module for applications preferring different transduction.
3500/46 — Triaxial channel module for multi-axis vibration measurement.
3500/50 — Monitor module with expanded alarm logic and additional outputs.
3300/20 — Field-mounted eddy-current probe set commonly paired with 3500 modules.
3500 Rack (8-slot/20-slot) — Chassis options that host the module and provide power/communications.
EnerVista-Vibe — Companion software for trending, alarming, and configuration when used with Bently monitors.
Installation and Maintenance
Start installation by placing the BENTLY 3500/22 288055-01 into a compatible 3500 chassis and ensuring the rack is mounted in a vibration-limited cabinet with good airflow. Ground the rack chassis to a single earth point and route probe cabling with careful shield termination to prevent ground loops; this preserves low-level eddy-current signals. Also, position the cabinet so front-module LEDs and chassis diagnostics remain visible during routine rounds.
Next, during commissioning, perform loop checks using the monitor’s injection points and verify that probe excitation and channel gains match the sensor calibration. Record baseline vibration spectra and store configuration snapshots. For maintenance, inspect connector torque and shield continuity periodically; check trend baselines monthly and review trip counters quarterly. Keeping a configured spare BENTLY 3500/22 288055-01 on the shelf is a sound practice—swap and restore from saved settings often takes less time than reconfiguring parameters on-site. Finally, document serial numbers and firmware revisions for traceability and warranty purposes.
Product Warranty
Xiamen Xiongba E-commerce Co., Ltd. Branch provides a one-year warranty and free replacement service for the BENTLY 3500/22 288055-01 purchased through our channels. This warranty is administered by Xiongba and not by the original equipment manufacturer. To file a claim, customers should contact Xiongba support with proof of purchase and the product serial number; Xiongba offers pre-shipment testing, datasheet verification, and serial-number traceability to speed validation. Once the defect is confirmed, Xiongba will arrange a replacement or repair under the warranty and assist with any configuration questions.
