• Full Model: 3500/40-02-01 | Brand: Bently Nevada (Baker Hughes) | Module Type: Proximitor monitor card
• Channel Configuration: Independent 4 measuring channels, configured in group of two channels, supporting two different measurement working modes simultaneously
• Supported Measurement Types: Radial vibration, thrust position, differential expansion, eccentricity, REBAM bearing wear monitoring
• Signal Sensitivity: Standard 100mV/mil (3.94mV/μm) / optional 200mV/mil (7.87mV/μm) matching standard eddy current sensors
• Field Interface: Front panel BNC test interface + internal barrier intrinsically safe circuit (02 option), applicable for partial hazardous area layout
• Analog Output: Each channel with isolated 4~20mA proportional current output for DCS system data acquisition
• Rack Power Supply: 24VDC backplane power supply, typical power consumption 7.7W
• Status Indicators: Module OK indicator, rack communication TX/RX indicator for on-site fault quick diagnosis
• PCB Protection: Whole board conformal coating treatment, dust-proof, moisture-proof and anti-corrosion for power plant cabinet environment
• Operating Temperature: -30℃ ~ +65℃ | Storage Temperature: -40℃ ~ +85℃, humidity 0~95% non-condensing
• Installation Form: Standard single-width plug-in card for 3500 series rack hot pluggable design during maintenance
• Safety Certification: SIL2 functional safety certification, CE, UL, ATEX explosion-proof related compliance certification

• Version explanation: 02=built-in safety barrier; 01=standard factory firmware program version

• High-precision eddy current signal conditioning, collect gap voltage, vibration amplitude, 1X/2X frequency amplitude-phase and multi-dimensional characteristic parameters of the rotating shaft at the same time
• Dual-level alarm mechanism, support configurable Alert early warning and Danger dangerous trip threshold to realize early warning and equipment interlock protection
• Built-in transducer line self-diagnosis function, real-time detect probe open circuit, short circuit and cable abnormal faults and report fault codes to the host rack
• Independent 4~20mA isolated output for each channel, stably transmit real-time monitoring data to external distributed control system without signal crosstalk
• 02 built-in intrinsic safety barrier structure, improve the safety of signal circuit layout near turbine high temperature and oil and gas dangerous areas
• Backplane high-speed bus communication, seamlessly interact with 3500 communication gateway module, upload data to System1 equipment management platform for fault spectrum analysis
• All parameters are configured through official 3500 rack configuration software, convenient for unified calibration, parameter backup and program modification
• Metal shielding shell + multi-stage EMI filter circuit, resist strong electromagnetic interference generated by turbine excitation system and frequency converter in power plant site

• Standard rack hot swap replacement, under unit normal operation state, power-off replacement of the module will not affect the operation of other monitoring channels

• Thermal Power & Combined Cycle Power Plant: Turbine TSI system vibration and displacement core monitoring board
• Hydropower Station: Large hydro-generator unit bearing vibration, thrust pad displacement safety monitoring spare module
• Oil & Gas Industry: Compressor units on offshore platforms and gas fields rotating machinery online protection monitoring equipment
• Metallurgy & Chemical Industry: Large steam turbine, air compressor, fan unit safety monitoring system accessories

• Equipment Maintenance & Retrofit: Replacement spare parts for aging 3500 rack proximitor monitoring modules of various industrial rotating equipment

Product Picture