{"product_id":"bently-nevada-3500-40m-140734-01-proximitor-monitor","title":"Bently Nevada 3500\/40M 140734-01 Proximitor Monitor","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe Bently Nevada 3500\/40M (Part Number: 140734-01) is a high-performance, four-channel machinery protection monitor module built for the 3500 Series Machinery Protection System. The unit accepts continuous analog inputs from various Bently Nevada proximity transducers, conditioning the signals to track critical shaft metrics including radial vibration, eccentricity, thrust position, REBAM, and differential expansion.\u003c\/p\u003e\n\u003cp\u003eThe processed parameters are continuously compared against user-programmable alarm setpoints to execute automated emergency machine trips. The 140734-01 configuration represents the primary internal termination hardware layout, which interfaces the system backplane directly to field sensors. This module provides machinery protection data to plant operators while outputting diagnostic variables to asset management networks.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eTechnical Configuration\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eBently Nevada\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3500\/40M\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMain Board Part Number\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e140734-01\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eProximitor Monitor Module\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSystem Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3500 Series Machinery Protection System\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eChannel Capacity\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4 Independent Channels per Module\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSignal Input Target\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eEddy Current Proximity Transducers\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eTermination Layout\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eInternal Termination Interface\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProgrammable Functions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eRadial Vibration, Thrust Position, Eccentricity, REBAM\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eAlarm Point Parameters\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2 Alert levels, 2 Danger levels per active channel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSignal Processing Speed\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eReal-time continuous analog sampling\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eStatus Indicators\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eOK, TX\/RX, and Bypass Front-Panel LEDs\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eDimensions (WxHxD)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2.6 cm x 25.8 cm x 24.0 cm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProduct Net Weight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.80 kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUnited States (USA)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003cp\u003eIndustrial turbomachinery maintenance demands tracking precise module part numbers to ensure compatibility with existing rack backplanes and monitoring configurations.\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModule Type Designation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e3500\/40M\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePrimary Printed Wire Assembly (PWA) ID:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e140734-01\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eI\/O Component Subtype:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eProximitor I\/O Module with Internal Termination\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eHardware Configuration \u0026amp; Engineering Guide\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eChannel Pair Configuration Rules\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 3500\/40M processes incoming proximity signals using paired channel paths (Channels 1 \u0026amp; 2, and Channels 3 \u0026amp; 4). When assigning functional modes via the 3500 Rack Configuration Software, the programmed choices must follow paired configuration guidelines. For example, you can perform up to two distinct monitoring functions simultaneously across a single pair, provided the underlying transducer sample rates match. Mismatched sensor types on a shared channel pair will cause firmware validation errors during configuration uploads.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInternal Termination Field Wiring\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBecause the 140734-01 features internal terminations, field sensor extension cables connect directly to the screw terminals on the back of the module.\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePreparation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eStrip individual wire insulation back exactly 7 mm.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCabling:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUse twisted, shielded three-wire cabling for each probe link (\u003cstrong\u003ePower, Signal, Com\u003c\/strong\u003e) to isolate the system from electromagnetic interference.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eGrounding:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eConnect the outer cable shields to the dedicated instrumentation ground bus within the rack enclosure.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eHot-Swap Replacement Protocol\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 3500\/40M module supports hot-swapping while the primary rack remains powered up. However, removing an active monitor module immediately trips the \"OK\" relay and drives dependent channels into an invalid state.\u003c\/p\u003e\n\u003col class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eChange the rack's physical keylock switch from\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e\"RUN\"\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eto\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e\"PROGRAM\"\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003emode.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEnable the software channel\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ebypass flags\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eExtract the faulty 140734-01 board to avoid triggering false emergency machine shutdowns.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003chr\u003e\n\u003ch3\u003eMaintenance \u0026amp; Troubleshooting FAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the functional difference between the 3500\/40M and older 3500\/40 monitors?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The \"M\" designation denotes enhanced processing capabilities. The 3500\/40M features faster internal signal processing loops, expanded memory registers for transient data logging, and more efficient output of continuous static values to modern control networks.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Which field transducers can be integrated with the 140734-01 module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: This module is optimized for Bently Nevada 8 mm, 11 mm, and 25 mm Proximitor Transducer Systems. It handles standard 5-meter and 9-meter loop lengths, converting raw gap voltage values into calibrated vibration or position readouts.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do the front-panel LEDs assist with diagnostic troubleshooting?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSolid Green \"OK\":\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eNormal operation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFlashing Red \"OK\":\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eInternal hardware fault or configuration mismatch.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFlashing Amber \"TX\/RX\":\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eActive communication across the rack's internal data bus lines.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":52666515161451,"sku":"3500\/40M 140734-01","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/bently-nevada-3500-40m-140734-01-proximitor-monitor-fzuhngamh0b_6277bb18-daed-4044-bae8-f490e4d427b0.jpg?v=1765440072","url":"https:\/\/www.plcprotech.com\/products\/bently-nevada-3500-40m-140734-01-proximitor-monitor","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}