Bently Nevada 350800-01-180

Description

Core Measurement Specifications

• Matching Probe Type: 3300 XL 8 mm eddy current proximity probes
• Total Probe + Cable System Length: 18.0 meters (180 configuration code)
• Linear Working Gap Range: 0.5 mm – 2.0 mm (20 – 80 mils)
• System Scale Factor: 7.87 V/mm (200 mV/mil)
• DC Gap Voltage Output Range: -18 VDC to -24 VDC
• Frequency Response Bandwidth: 0 Hz (DC) – 10 kHz (+0/-3 dB)
• Measurement Accuracy: ±0.5% full scale range
• Calibration Standard Target: AISI 4140 carbon steel
• Minimum Measurable Target Diameter: 12.7 mm

Electrical Specifications

• Operating Power Supply: -18 VDC to -24 VDC negative DC power supply
• Maximum Current Consumption: 15 mA
• DC Output Impedance: 50 Ω
• Dynamic Signal Output: Isolated PROX OUT analog vibration signal + BNC coaxial port
• Maximum Lead Length to BNC Port: 3 meters
• Supply Voltage Stability: ≤2 mV output drift per 1 V supply change
• Signal Isolation: Full galvanic isolation between input probe circuit and output monitoring circuit
• Circuit Design: Special low-attenuation optimized circuit for ultra-long 18m system length

Mechanical & Structural Specifications (Exclusive for 350800-01-180)

• Mounting Mode: 35 mm standard DIN rail mounting (01 configuration code)
• Overall Dimensions: 76.2 mm × 101.6 mm × 50.8 mm
• Net Weight: 0.44 kg
• Housing Material: High-strength industrial anti-corrosion engineering plastic
• Internal Structure: Fully potted sealed low-drift circuit board
• External Adjustment: Independent non-interacting zero potentiometer & span potentiometer
• Wiring Interface: Plug-in terminal blocks + BNC dynamic signal connector

Environmental Specifications

• Operating Temperature: -35 °C to +85 °C
• Storage Temperature: -52 °C to +100 °C
• Humidity Resistance: 100% condensing environment, non-submerged operation
• Protection Rating: IP65
• Anti-vibration Performance: 10–2000 Hz, 10 g continuous acceleration resistance
• Anti-interference Performance: Fully complies with industrial EMC electromagnetic compatibility standards

Certifications & Compliance

• Fully compliant with API 670 Machinery Protection Standard
• CE Industrial Safety Certification
• CSA NRTL/C Certification
• RoHS Lead-Free Compliance

Core Functional Features

1. Exclusive 18 Meter Ultra-Long System Length Optimization

   Circuit parameters are strictly tuned for exact 18m total probe+extension cable length. Solves signal attenuation, nonlinearity and drift problems of conventional proximitors under ultra-long-distance transmission, maintains excellent linearity and signal stability.
2. Integrated Complete Proximitor Signal Processing

   Built-in full probe excitation, amplification, linearization, filtering and temperature compensation circuits. No external auxiliary modules required, completes all signal conditioning work independently.
3. Dual Signal Output Architecture

   Primary DC gap voltage output for static shaft radial/axial position monitoring; secondary dynamic AC vibration signal output for high-precision machinery fault diagnosis and waveform analysis.
4. Standard DIN Rail Mounting Design

   35 mm DIN rail installation, plug-and-play terminal wiring, suitable for compact arrangement inside industrial control cabinets.
5. Independent Non-Interfering Zero & Span Calibration

   External adjustable zero and span potentiometers under label cover, realizes accurate gap voltage calibration for long-distance probe systems without mutual interference.
6. Built-In Test Input Interface

   Supports function generator signal injection, realizes fast loop output verification and on-site debugging without equipment disassembly.
7. Complete Fault Detection Circuit

   Automatically detects probe damage, cable breakage and loose connection faults; outputs abnormal signal status for system fault alarm.
8. Ultra-Wide Temperature Adaptability

   Stable operation from -35 °C to +85 °C, built-in temperature compensation adapts to long-distance cable temperature drift.
9. Full System Interchangeability & API 670 Compliance

   100% compatible with all 3300 XL 8mm probes, long-distance extension cables and 3300/3500 monitoring systems; meets international rotating machinery protection specifications for formal project acceptance.
10. Fully Potted Sealed Structure

    Internal circuit is fully encapsulated, resistant to dust, moisture and strong electromagnetic interference, with extremely long service life.

Main Application Scenarios

• Power plant steam turbines, gas turbines and generator units ultra-long probe signal monitoring
• Petrochemical centrifugal compressors and process gas compressors remote bearing probe signal transmission
• Large industrial oil pumps, water pumps and high-speed centrifugal pumps long-distance monitoring
• Large industrial fans, blowers and induced draft fans ultra-far probe wiring applications
• High-voltage high-speed induction motors and motor bearing systems remote proximity monitoring
• Offshore oil & gas platform large rotating production equipment long-distance signal transmission
• Chemical processing large rotating machinery ultra-long-distance vibration monitoring systems
• Machinery predictive maintenance and rotor dynamic analysis systems
• All industrial occasions requiring API 670 standard ultra-long-distance shaft vibration and position protection

Model Code Definition (350800-01-180)

• 350800: 3300 XL series 8 mm ultra-long system length eddy current proximitor signal conditioner
• 01: 35 mm DIN rail mounting configuration
• 180: 18.0 meters total probe & extension cable system length