Description 176449-01 Bently 3500/40M Proximitor Monitor Product Dimensions: Product Description (Detailed Explanation) The 176449-01 is a four-channel monitor that accepts input from Bently Nevada proximity transducers (such as the 3300 XL 8mm system). It conditions the signal to provide various vibration and position measurements. This module is the “Main” or “Front” module that slides into the front slots of a 3500 rack. Its primary function is to compare measured parameters against user-programmable alarm setpoints. When these setpoints are exceeded, the monitor drives alarms to alert operators and can trigger relay logic to safely shut down the machinery (Trip). The “M” designation signifies “enhanced” capabilities, including support for the Bently Nevada Orbit 60 style digital communication and improved signal processing over older 3500/40 models. Product Parameters (Technical Specifications) Parameter Category Specification Channel Count 4 Channels per module Input Signal Non-contacting Proximity Transducers (Proximitor) Measurement Types Radial Vibration, Axial Thrust, Eccentricity, REBAM® Signal Processing ADC resolution up to 24-bit Frequency Response 0 Hz to 20 kHz (Application dependent) Accuracy Within $\pm 0.33\%$ of full-scale typical Power Consumption 7.7 Watts (Maximum) Output Type Buffered Transducer Outputs (Front Panel BNC) Operating Temp. $-30^{\circ}C$ to $ 65^{\circ}C$ ($-22^{\circ}F$ to $ 150^{\circ}F$) Product Advantages (Key Benefits) Integrated Protection: Combines continuous monitoring with automated machinery shutdown (Trip) capabilities to prevent catastrophic mechanical failure. Enhanced Diagnostics: Features front-panel Buffered Outputs (BNC), allowing maintenance teams to connect portable vibration analyzers (like the Scout or vb series) without disturbing the permanent wiring. High Reliability: Part of the 3500 system, which is the global gold standard for API 670 compliance in critical machinery protection. Redundancy Support: Compatible with redundant power supplies and backplane communications to ensure the protection loop never breaks. Flexible Configuration: Using the 3500 Rack Configuration Software, each channel can be independently programmed for different transducer types and alarm logic. Precautions (Important Notes) I/O Module Matching: The 176449-01 (Front Module) must be paired with the correct I/O Module (usually 125680-01) installed in the rear of the rack. Using mismatched modules can result in system errors. Hot-Swapping: While the 3500 rack supports hot-swapping, removing a monitor module will cause a Rack Alarm and will temporarily disable protection for those four channels. Ensure the bypass logic is active if the machine is running. Proper Grounding: Ensure the Proximitor sensor shields are grounded only at the 3500 rack to avoid ground loops that introduce electrical noise into the vibration signal. Keyphasor® Requirement: For phase-locked measurements (like 1X or 2X vibration), the rack must also contain a 3500/25 Keyphasor module to provide a timing reference. Product Applications (Typical Use Cases) Steam & Gas Turbines: Monitoring radial shaft vibration and critical axial thrust position to prevent rotor-to-stator contact. Centrifugal Compressors: Continuous protection against surge-related vibration and bearing wear in oil and gas refineries. Hydroelectric Generators: Measuring shaft eccentricity and thermal expansion during start-up and steady-state operation. Large Industrial Pumps: Protecting high-pressure water injection pumps or boiler feed pumps from unexpected bearing failure. Cooling Tower Fans: Remote monitoring of gearbox and motor vibration in harsh outdoor environments. Shipping Port: Xiamen, China Payment: Bank of Chicago, Bank of Singapore Express cooperation: fedex, DHL, UPS and your express account Service: Professional Sales provides 24 hours /7 days online service Please make an inquiry for more models: Bently 125720-01 BENTLY 21000-16-10-00-256-13-02 BENTLY 128229-01 BENTLY 3300/16 BENTLY 172323-01/172362-01 BENTLY 3300/20 BENTLY 19047-01 BENTLY 3300/36 BENTLY 3300/55-04-04-18-18-00-00-05-01 BENTLY 3300/40 BENTLY 330103-00-04-10-02-00 BENTLY 3300/45 Bently 330103-00-06-10-02-00 BENTLY 3300/47 BENTLY 330104-00-05-10-02-CN BENTLY 3300/48 BENTLY 330104-00-06-10-02-00 BENTLY 3300/55 BENTLY 330106-05-30-10-02-00 BENTLY 3300/61 BENTLY 330130-040-00-00 BENTLY 3300/65 BENTLY 330130-045-00-00 BENTLY 330101-00-48-10-02-05 BENTLY 330180-91-00 BENTLY 330103-00-03-05-02-05 BENTLY 330180-X0-05 BENTLY 330103-00-04-05-02-00 BENTLY 330500-02-00 BENTLY 330103-00-04-10-02-00 BENTLY 33A3BEPM-W4 BENTLY 330103-00-05-10-02-00 BENTLY 33A3BEPM-Z2 BENTLY 330103-00-06-10-02-00 BENTLY 3500/22-01-01-01 BENTLY 330103-00-08-10-02-00 BENTLY 3500/22M BENTLY 330103-00-15-10-02-00 BENTLY 3500/22M BENTLY 330104-00-04-10-02-00 Bently 3500/32 BENTLY 330104-00-06-10-02-00 BENTLY 3500/42M BENTLY 330104-00-08-10-02-00 BENTLY 3500/45-01-00 BENTLY 330104-00-15-10-02-05 BENTLY 3500/53-03-00 BENTLY 330104-00-15-10-02-CN BENTLY 3500/53-03-00 BENTLY 330104-05-10-10-02-CN BENTLY 3500/92 BENTLY 330104-08-16-05-02-05 BENTLY 3500/94 BENTLY 330105-02-12-10-02-00 BENTLY 3503E BENTLY 330105-02-12-10-02-05 BENTLY 369-HI-R-0-0-0-0 BENTLY 330106-05-30-05-02-00 BENTLY 125720-01 BENTLY 330106-05-30-10-02-00 BENTLY 125760-01 BENTLY 330130-040-00-00 BENTLY 125768-01 BENTLY 330130-040-00-CN BENTLY 125800-01 BENTLY 330130-040-01-00 BENTLY 125800-01125768-01 BENTLY 330130-040-01-05 BENTLY 125800-013500/25149369-0 BENTLY 330130-040-02-00 BENTLY 125840-01 BENTLY 330130-045-00-00 BENTLY 128229-01 BENTLY 330130-080-00-00 BENTLY 128229-0195 BENTLY 330130-085-00-05 BENTLY 133323-01 BENTLY 330180-50-00 BENTLY 133396-01 BENTLY 330180-51-00 BENTLY 133442-01 BENTLY 330180-51-05 BENTLY 133442-013500/50 BENTLY 330180-90-00 BENTLY 135473-01 BENTLY 330190-040-01-00 BENTLY 135489-04 BENTLY 330194-13-20-10-00 BENTLY 136188-02 BENTLY 330500-01-04 BENTLY 136703-01 BENTLY 330500-02-00 BENTLY 146031-01 BENTLY 330703-000-060-10-02-00 BENTLY 149992-01 BENTLY 330703-00-80-10-02-00 BENTLY 1X35869 BENTLY 330704-000-060-10-02-00 BENTLY 21000-16-10-00-256-03-02 BENTLY 330709-000-060-10-02-00
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