1. Product Overview and Core Functionality
The Bently Nevada 3625 is a high-precision, loop-powered vibration transmitter designed for continuous monitoring of rotating machinery in industrial automation applications. This compact device converts raw vibration signals from accelerometers into a standardized 4-20 mA output, enabling seamless integration with control systems such as PLCs, DCS, or SCADA. It measures overall vibration velocity (RMS) or acceleration to detect mechanical faults like imbalance, misalignment, bearing wear, and resonance in equipment such as pumps, motors, and turbines. Built for durability, the 3625 operates reliably in harsh environments, with a robust stainless steel housing rated IP66/IP67 for resistance to dust, moisture, and corrosive chemicals. Its loop-powered design minimizes wiring complexity and supports remote installations in oil and gas, power generation, and manufacturing facilities.
2. Technical Specifications and System Integration
The 3625 offers a frequency range of 10 Hz to 1 kHz and measurement accuracy of ±2% of full scale, aligning with ISO 10816 vibration severity standards. It accepts input from industrial accelerometers (e.g., 100 mV/g sensitivity) and features configurable alarm thresholds for early fault detection. Certified for hazardous areas (ATEX/IECEx), the transmitter ensures safe operation in explosive atmospheres. Its EMI-resistant circuitry and wide operating voltage (12–30 VDC) enhance reliability in electrically noisy environments. The device includes self-diagnostic capabilities to monitor sensor health and wiring integrity, reducing false alarms. DIN rail or direct mounting options simplify installation, while compliance with API 670 standards ensures compatibility with critical machinery protection protocols.
3. Applications and Operational Benefits
Deployed in industries such as petrochemicals, mining, and energy, the 3625 enhances predictive maintenance programs by identifying mechanical issues in compressors, fans, and gearboxes before failures escalate. Its real-time data output supports integration with Bently Nevada’s System 1™ software for advanced analytics and trend visualization. The transmitter’s rugged design and low maintenance requirements reduce lifecycle costs, while fail-safe alarms enable rapid response to abnormal conditions. By minimizing unplanned downtime and extending equipment lifespan, the 3625 exemplifies Bently Nevada’s commitment to delivering scalable, reliable solutions that optimize operational safety, efficiency, and compliance with global industrial standards.
Attribute | Description |
---|---|
Product Model | 3625 |
Product Name | 3625 Dual-Channel Vibration Monitor |
Type | Vibration Monitoring System (Dual-Channel) |
Primary Function | Monitors machinery vibration (velocity/displacement) and provides alarm outputs |
Input Signals | Accepts signals from accelerometers, proximity probes, or velocity sensors |
Measurement Parameters | Vibration velocity (mm/s RMS), displacement (µm peak-to-peak), and frequency |
Frequency Range | 10 Hz to 1 kHz (velocity); 0.5 Hz to 10 kHz (displacement) |
Measurement Range | Velocity: 0–20 mm/s RMS; Displacement: 0–2000 µm peak-to-peak |
Output Signals | 4–20 mA analog outputs, relay alarms (Alert/Danger), RS-485/Modbus communication |
Power Supply | 24 V DC (typical), 18–30 V DC range |
Operating Temperature | –30°C to +70°C (–22°F to +158°F) |
Environmental Rating | IP65 (dust-tight and water-resistant) |
Certifications | CE, ATEX (for hazardous areas, Zone 2) |
Mounting | DIN rail or panel mounting |
Housing Material | Aluminum alloy with protective coating |
Electrical Connection | Terminal blocks or M12 connectors |
Typical Applications | Motors, pumps, fans, compressors, and rotating machinery in industrial plants |
Compatibility | Interfaces with PLCs, SCADA, and Bently Nevada monitoring systems |
Key Features | - Dual-channel redundancy - Configurable alarm thresholds - Real-time data trending - Self-diagnostics and fault logging |
Packaging & Shipping
Company Information
Xiamen ZhiCheng Automation Technology Co., Ltdit is a leading global supplier of control system components. We specialize in control systems and drives.
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