Bently Nevada 3500/61 163179-02 Temperature monitor

Analog: 4–20 mA DC.

​Per Channel: ≤8 mA (standard 2-channel configuration).

​Total System: ≤16 mA (max for 4-channel system).

Operating Temperature: -55°C to +180°C.

Electronics: -20°C to +70°C.

​Storage Temperature: -65°C to +85°C.

Accuracy: ±0.1% of full scale for displacement/velocity measurements.

​Bandwidth: Up to 10 kHz.

​Environmental Rating: IP67.

Multi-Channel High-Frequency Monitoring: Bently Nevada 3500/61 133811-02 delivers ​4-channel dual-axis LVDT/accelerometer configurations with ​10 kHz adjustable bandwidth, capturing high-frequency vibrations (up to 50 µm/s RMS) and axial displacement in real time. Its measurement accuracy ensures precise detection of turbine blade flutter, generator bearing wear, and pump misalignment, while ​AI-powered trend analysis reduces false alarms by ​60%​ compared to legacy systems.

Extreme Temperature & Environmental Resilienc:Built for harsh conditions, the probe supports ​​-55°C to +180°C operation with ​ATEX/IECEx Zone 1 certification and ​IP67 sealing. A ​temperature-compensated accelerometer maintains accuracy across 0–70°C, critical for offshore FPSO platforms and petrochemical reactors. Specialized thermal isolation bushings enable reliable measurements in steam pipelines (up to 200°C) without signal degradation, reducing calibration frequency by ​50%​ in high-temperature applications.

Redundant Safety & SIL-Compliant Desig:For mission-critical assets,Bently Nevada 3500/61  features ​triple-redundant communication paths (HART/Profibus/Foundation Fieldbus) and ​SIL-3 safety integrity level compliance, ensuring uninterrupted monitoring in nuclear reactor cooling systems and LNG liquefaction units. Built-in ​voltage/current supervision detects signal faults in real time, triggering automated shutdowns per IEC 61508 standards, thereby preventing catastrophic failures in explosive atmospheres.

Modular Integration & Predictive Maintenance: The ​4-channel module supports flexible sensor pairing (e.g., LVDTs for displacement, accelerometers for vibration) and seamless integration with ​IIoT platforms via OPC UA/MQTT. Machine learning algorithms correlate vibration data with process variables (pressure, flow) to predict component failures ​7–14 days in advance, reducing unplanned downtime by ​75%​ in semiconductor fabs. Its compact design (19" rack-mountable) simplifies retrofitting in legacy plants, achieving ​20% energy savings through optimized motor alignment and lubrication schedules.

Power Generation & Utilities: Bently Nevada 3500/61 133811-02 is designed for steam turbines, generators and pump stations. Through multi-channel vibration monitoring and axial displacement measurement, it can accurately diagnose turbine blade flutter, early generator bearing wear and pump misalignment. Its 10 kHz high-frequency bandwidth can capture transient impacts in steam pipes. Combined with AI-driven trend analysis, predictive maintenance strategies can reduce power plant downtime by 50%, comply with NERC CIP-0002 standards, and ensure grid stability.

Petrochemical & Chemical Processing: In refinery cracking units, ethylene compressors and high-risk reactors, the 3500/61's wide temperature range of -55°C to +180°C and ATEX explosion-proof certification ensure reliable operation under extreme conditions. By synchronously monitoring the vibration and seal leakage signals of reciprocating piston rods, combined with API 670 standard analysis, the risk of unplanned downtime of ethylene units was successfully reduced by 75%, while avoiding safety accidents caused by toxic gas leaks.

Marine & Offshore Operations: Bently Nevada 3500/61 is suitable for offshore platform water injection pumps, FPSO rotating machinery and tidal power generators. Its IP67 protection level and integrated triaxial accelerometer can work stably in salt spray, damp heat and 30 meters water depth environment, and detect gearbox meshing abnormalities and low-frequency resonance caused by waves in real time. Through the Profibus bus and the shipboard SCADA system, remote fault warning can be achieved, reducing the maintenance cost of offshore facilities by 40%.