Description
1. Product Overview
The Bently Nevada 176449-01 is the front-panel main module for the 3500/40M Proximitor Monitor. This 4-channel module is a fundamental component of the 3500 Machinery Protection System, specifically designed to process signals from proximity transducers to monitor radial vibration and shaft position.
The 176449-01 provides continuous, high-accuracy monitoring of rotating shafts in critical machinery like turbines, compressors, and large motors. It conditions the input signals to provide measurements such as direct vibration, gap voltage, and Smax, comparing them against user-defined alarm setpoints to ensure machinery safety.
Key Monitoring Functions:
- Radial Vibration: Measuring the dynamic motion of a shaft within its bearings.
- Axial Thrust Position: Monitoring the longitudinal displacement of the shaft.
- Shaft Eccentricity: Detecting shaft bow or bend during slow-roll conditions.
- REBAM® Monitoring: Specialized monitoring for Rolling Element Bearing Analysis.
2. Data Sheet
| Feature | Technical Specification |
| Number of Channels | 4 (Independent and programmable) |
| Input Type | Bently Nevada Proximity Transducer Systems |
| Signal Processing | Radial Vibration, Thrust, Eccentricity, Gap |
| Update Rate | 100 milliseconds for all channels |
| Accuracy | Within ±1% of full-scale range |
| Compatible I/O | 125680-01 (Internal) / 125680-02 (External) |
| Operating Temp | -30°C to +65°C (-22°F to +150°F) |
3. Procurement Process
- Technical Verification: We confirm the 176449-01 version and hardware revision to ensure it matches your existing 3500 rack.
- Formal Quotation: You receive a professional quote including the current price, lead time, and global shipping options.
- Order Confirmation: Finalizing quantities and any specific project documentation (e.g., Certificate of Origin).
- Sales Contract: Issuance of a Proforma Invoice (PI) for secure transaction management.
- Customer Remittance: Secure payment via T/T (Bank Wire Transfer).
- Goods Allocation: Immediate picking of 100% original, brand-new modules from our specialized inventory.
- Quality Inspection: Verification of factory seal, serial number, and physical integrity of the faceplate and handle.
- Global Distribution: Fast shipping via DHL, FedEx, or UPS with shock-proof, anti-static packaging.
4. Products Showcase (Photos & Video)

176449-01 backside

176449-01 front

176449-01 sideview

176449-01 sideview
5. Related Models
- Bently Nevada 149986-01 (Proximitor I/O Module – Internal Terminations)
- Bently Nevada 149992-01 (Proximitor I/O Module – External Terminations)
- Bently Nevada 3500/22M (Transient Data Interface Module)
- Bently Nevada 330180 series (3300 XL Proximitor Sensors)
6. Warranty & After-Sales
- 12-Month Global Warranty: Full 1-year coverage against any manufacturing or functional defects.
- Guaranteed Originality: We strictly supply 100% brand-new, factory-original Bently Nevada parts; no refurbished units.
- Expert Logistics: Professional handling and customs documentation for smooth delivery to Central Asia, the Middle East, and worldwide industrial sites.
7. FAQ
Q: What is the difference between 3500/40M and 3500/42M?
The 3500/40M (176449-01) is dedicated specifically to Proximitor (proximity) sensors. The 3500/42M is a “Proximitor/Seismic” monitor, which can handle both proximity probes and seismic sensors (like accelerometers or velocity transducers).
Q: Does this module support high-resolution transient data?
Yes, as an “M” series module (Monitor), the 176449-01 supports the capture of transient data (start-up and coast-down) when used in a rack equipped with a 3500/22M TDI.
Q: Can I use this to replace an older non-M 3500/40 module?
In most cases, yes. The 3500/40M is the enhanced replacement for the legacy 3500/40. However, you must verify that your rack configuration software version is compatible with the “M” series hardware.
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- Email: seren@ymgkplc.com
- Phone: +86 13313703791
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+86 13313703791
+86 13313703791
seren@ymgkplc.com

