3500/45-05-00 Bently Nevada Position Monitor Module
Manufacturer: Bently Nevada
Product No.: 3500/45-05-00
Condition: In stock
Product Type: Position Monitor Module
Product Origin: USA
Payment: T/T, Western Union
Weight: 910g
Shipping port: Xiamen
Warranty: 12 months
Estimate delivery times: 12-26 days (International), 3-6 days (United States).
Return within 30 days of purchase. Duties & taxes are non-refundable.
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Engineering Overview & Rack Architecture
The 3500/45-05-00 position monitor engineered by Bently Nevada provides multichannel axial and radial position tracking for heavy rotating machinery. Operating within the 3500 Position Monitor series, this specific configuration integrates an AC LVDT input module with internal terminations and standard agency classification.
Configuration Breakdown & Suffix Architecture
| Configuration Element | Designation Parameter | Engineering Specification |
|---|---|---|
| Base Model | Monitor Series | Bently Nevada 3500/45 Machinery Position Monitor Platform |
| 05 Suffix | I/O Module Type | AC LVDT Position I/O Module equipped with Internal Terminations |
| 00 Suffix | Agency Approval | Standard unclassified hazardous area installation rating (None) |
| Signal Inputs | Channel Capacity | Accepts 1 to 4 independent transducer signal inputs per module |
| Power Draw | Thermal Consumption | 8.5 Watts typical power draw utilizing AC LVDT input configuration |
Technical Specifications Matrix
- Manufacturer & Model: Bently Nevada 3500/45-05-00
- Input Impedance: 137 kOhms dedicated resistance for AC LVDT input channels
- Excitation Output: AC LVDT power supply provides 2.3 Vrms at 3400 Hz sine wave
- Measurement Accuracy: Within ±0.33% of full-scale typical (±1% maximum error limit)
- Recorder Interface: Proportional +4 to +20 mA output with 0 to 600 Ohm load resistance
- Physical Enclosure: Main board dimensions 241.3 x 24.4 x 241.8 mm; Weight 0.91 kg (2.0 lbs)
Compatible Rotating Equipment & Application Scenarios
The 3500/45-05-00 monitor connects directly with precision displacement transducers across critical industrial assets. Typical high-reliability deployment scenarios include:
- Large utility steam turbine thrust bearing wear monitoring via dual AC LVDT probes.
- High-pressure hydraulic steam valve position feedback tracking in power generation plants.
- Differential expansion and casing growth measurement on multi-casing gas turbines.
Advanced Diagnostic Capabilities
Front-panel LED indicators report real-time operational health (OK), rack backplane communications (TX/RX), and bypass status. The 100 ms update rate ensures control systems capture rapid mechanical shifts, while isolated recorder channels remain unaffected by accidental short-circuit conditions on external loops.
Global Logistics, Fulfillment & Warranty Terms
- Rapid Dispatch: Stock orders process and ship within 24 to 48 hours.
- Global Transport: Secure international air freight via FedEx, UPS, and DHL.
- Quality Protection: Backed by a standard 12-month manufacturer defect warranty.
Global PLC Spare HUB's Insight
Instrumentation engineers often experience unstable position readings when AC LVDT excitation leads pick up electromagnetic noise from nearby high-voltage governor wiring. Field experience shows that grounding the shield drain wire exclusively at the 3500 rack while routing cables through dedicated steel conduit completely eliminates signal jitter. For instance, a combined-cycle power plant stabilized erratic hydraulic valve feedback loops on a GE turbine by verifying proper internal termination jumpers on their 3500/45-05-00 card, preventing nuisance turbine trips.
Professional Frequently Asked Questions
Question: What specific firmware revision is mandatory when integrating the 3500/45-05-00 into legacy racks?
Answer: Technicians must upgrade the 3500/20 Rack Interface Module firmware to Revision G or later and utilize 3500 Configuration Software version 2.41 or higher.
Question: How does the internal termination I/O design simplify physical field wiring inside the cabinet?
Answer: Internal terminations eliminate the need for separate marshalling blocks by allowing direct connection of field sensor wires straight to the rear I/O card terminals.
Question: What troubleshooting steps apply if the front-panel OK LED turns off during operation?
Answer: Engineers should inspect transducer excitation voltage, verify LVDT coil continuity, and check rack event logs via configuration software for specific channel fault codes.
Question: What purchasing factors should buyers evaluate when replacing older proximity monitors with this AC LVDT module?
Answer: Buyers must verify that the existing rack power supply has sufficient wattage capacity to support the 8.5 W thermal load demanded by the AC LVDT configuration.
Question: Why is matching the excitation frequency crucial when connecting third-party LVDT sensors?
Answer: The module supplies a fixed 2.3 Vrms 3400 Hz sine wave excitation; mismatched sensor frequency ratings will cause signal saturation and linearity distortion.

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Q: Are these parts 100% original and new?
A: Yes. Every component is guaranteed to be 100% original, brand-new, and factory-sealed. We also provide a 12-month comprehensive warranty for your peace of mind.
Q: How fast is the shipping to my country?
A: For in-stock items, we offer same-day dispatch. International express shipping (DHL/FedEx/UPS) typically delivers within 3–5 business days worldwide.
Q: Can I get a formal quotation with shipping costs?
A: Absolutely. Our sales team is ready to provide a detailed Proforma Invoice (PI) including the most competitive shipping rates for your location.
Q: Do you offer discounts for bulk orders?
A: We provide volume-based pricing for large projects or multiple-item orders. Please contact us to get our Best Price Guarantee.
12-Month Comprehensive Warranty
Every part supplied by Global PLC Spare Hub is covered by a 12-month warranty from the date of invoice.
- Coverage: Functional defects and hardware failures under normal operating conditions.
- Commitment: We provide immediate repair, replacement, or a full refund for any verified defective components to minimize your operational downtime.
Returns & Exchange Policy
We offer a 30-day return policy to ensure you receive the exact part your system requires.
- Eligibility: Returns are accepted for uninstalled items in their original, factory-sealed packaging.
- RMA Process: Please contact our support team to obtain a Return Merchandise Authorization (RMA) number before shipping.
- Fast Processing: Refunds or exchanges are processed within 3–5 business days after the returned item passes our technical inspection.
Need Technical Assistance?Not sure if this part is compatible with your system? [Consult our Engineers] before purchasing to ensure 100% compatibility.



