Description
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BENTLY 3500/42-04-CN Proximitor Seismic Monitor
Product Overview
The BENTLY 3500/42-04-CN is a high-performance Proximitor Seismic Monitor designed for real-time vibration and displacement monitoring of critical rotating machinery in industrial environments. As a variant of the BENTLY 3500 Series optimized for the Chinese market, this four-channel module integrates seamlessly with automation systems to deliver precision measurements, predictive analytics, and machinery protection. It processes inputs from proximity and seismic transducers to generate actionable data for parameters like radial vibration, thrust position, and acceleration, enabling proactive maintenance and reducing unplanned downtime in power generation, petrochemical, and manufacturing sectors.
Unique to the BENTLY 3500/42-04-CN is its hazardous environment compliance, including NEPSI certification (China’s hazardous area marking) and ATEX/IECEx approvals . This makes it ideal for applications in petrochemical plants, refineries, and offshore platforms where explosion-proof requirements are stringent. The module’s external termination design allows direct field wiring connections, simplifying retrofitting and modular expansion in complex industrial setups.
Technical Specifications
Parameter Name | Parameter Value |
---|---|
Product Model | BENTLY 3500/42-04-CN |
Manufacturer | BENTLY NEVADA |
Product Type | Proximitor Seismic Monitor (4-channel) |
Input Voltage | 9–36 VDC |
Channels | 4 (configurable for vibration/displacement) |
Accuracy | ±0.33% of full scale (typical) |
Frequency Response | 0.01 Hz to 1000 Hz |
Communication Protocol | Modbus RTU, Ethernet/IP, RS-485, DeviceNet, CANopen |
Physical Dimensions | 24.18 cm (L) x 2.44 cm (W) x 24.13 cm (D) |
Weight | 0.91 kg (with I/O module) |
Operating Temperature | -40°C to +70°C |
Humidity | 95% non-condensing |
Mounting | 3500 Series rack-mounted |
Sensor Compatibility | Proximity probes, seismic accelerometers |
Certifications | ATEX, CE, NEPSI (China hazardous area) |
I/O Module Part Number | 135489-01 (internal barriers, 4x Prox/Accel) |
Key Features and Advantages
Hazardous Environment Certification: The BENTLY 3500/42-04-CN is certified for NEPSI (China) and ATEX/IECEx, ensuring compliance with strict safety standards in hazardous zones. Its stainless steel housing and IP67-rated enclosure resist corrosion and mechanical stress, making it suitable for extreme industrial conditions .
Dual-Sensor Flexibility: Supports both proximity and seismic transducers, enabling comprehensive monitoring of shaft vibration (radial/axial) and structural acceleration. This versatility suits applications ranging from steam turbines to offshore compressors .
High-Precision Measurement: With a resolution of 0.01 μm rms and a frequency response spanning 0.01 Hz to 1000 Hz, the module detects subtle deviations critical for analyzing bearing wear, misalignment, or resonance issues. Its ±0.33% accuracy ensures reliable data for predictive maintenance decisions .
Programmable Alarm System: Users can configure each channel via the 3500 Rack Configuration Software to set custom alarm thresholds and relay outputs (SPDT), tailoring responses to specific machinery risks. Built-in diagnostics continuously monitor internal integrity, flagging faults with detailed error codes .
Seamless Integration: Native support for Modbus RTU, Ethernet/IP, and other protocols facilitates direct integration with PLCs, DCS systems, and cloud-based asset management platforms. This enables real-time data sharing and remote diagnostics, enhancing operational efficiency .
Application Areas
The BENTLY 3500/42-04-CN is widely deployed across industries to ensure machinery reliability and operational safety:
- Power Generation: Monitoring steam turbines and generators for vibration and displacement to prevent catastrophic failures. Its compliance with API 670 standards ensures adherence to oil and gas industry requirements .
- Petrochemical: Protecting compressors and pumps by detecting misalignment or bearing wear in real time. The external termination design simplifies wiring in hazardous zones where panel access is limited .
- Manufacturing: Ensuring precision in high-speed motors and gearboxes, critical for quality control in automotive and packaging industries. The module’s high-speed data acquisition supports advanced CNC machinery and robotics .
- Marine and Offshore: Safeguarding propulsion systems and offshore platforms with its rugged design and compliance with DNV and Class NK certifications .
Localized Support in China
- Certifications: The NEPSI certification ensures compliance with China’s hazardous area regulations, eliminating the need for additional local approvals .
- Documentation: Chinese-language manuals and technical support are available, facilitating installation and maintenance for local users .
- Distribution Network: Authorized distributors like Beijing Zhongweilida Technology Development Co., Ltd. provide localized sales and after-sales services, ensuring prompt support for Chinese customers .
Installation and Maintenance
Installation Preparation:
- Use the 3500 Rack Configuration Software to assign channel functions and configure communication protocols.
- Connect field wires directly to the external terminals, following torque specifications (±0.1 N·m) to avoid signal degradation.
- Verify compatibility with BENTLY 3300XL Proximity Transducers and secure cable routing to prevent electromagnetic interference .
Maintenance Recommendations:
- Calibration: Perform annual calibration using BENTLY TK-3E equipment to maintain accuracy.
- Inspection: Regularly check external connections for looseness or corrosion. Clean dust and debris from vents to prevent overheating .
- Firmware Updates: Periodically update software to access new features and bug fixes, ensuring compatibility with the latest 3500 Rack Configuration Software versions .
Product Warranty
The BENTLY 3500/42-04-CN comes with a 1-year warranty covering defects in materials and workmanship. For technical support, contact BENTLY NEVADA’s global service network or local distributors in China for troubleshooting, calibration, and replacement parts .
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Contact info
- WhatsApp: +86 18030182217
- Email: sandydcsplc@gmail.com
- Phone: +86 18030182217
- Wechat: +86 18030182217
- Website: www.xiongbaparts.com