{"product_id":"bently-nevada-3500-72m-recip-rod-position-monitor","title":"Bently Nevada 3500\/72M Recip Rod Position Monitor","description":"\u003ch3\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eBently Nevada 3500\/72M\u003c\/strong\u003e is a four-channel reciprocating compressor monitoring module developed for integration within the 3500 Machinery Protection System. The monitor receives signals from proximity transducers, processes both dynamic and static rod position data, and continuously evaluates operating conditions against programmable protection thresholds.\u003c\/p\u003e\n\u003cp\u003eEngineered specifically for reciprocating compressor applications, the module supports machinery condition monitoring, rod drop analysis, and shutdown protection functions. Each channel can be configured independently to generate multiple measured variables, allowing flexible monitoring strategies for compressor cylinders, crossheads, and piston rod movement.\u003c\/p\u003e\n\u003cp\u003eUsing 3500 Rack Configuration Software, users can define Alert and Danger alarm limits, activate relay outputs, and configure measurement logic according to machine operating requirements.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFour independent monitoring channels\u003c\/li\u003e\n\u003cli\u003eDesigned for reciprocating compressor protection systems\u003c\/li\u003e\n\u003cli\u003eSupports static and dynamic rod position measurements\u003c\/li\u003e\n\u003cli\u003eContinuous comparison against configurable alarm limits\u003c\/li\u003e\n\u003cli\u003eCompatible with Bently Nevada 3500 racks\u003c\/li\u003e\n\u003cli\u003eBuffered outputs for diagnostics and analysis equipment\u003c\/li\u003e\n\u003cli\u003eFront-panel communication and status indicators\u003c\/li\u003e\n\u003cli\u003eSupports relay activation through 3500 system modules\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eMonitoring Capabilities\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e3500\/72M\u003c\/strong\u003e module can process and monitor several compressor-related parameters, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRod Position\u003c\/li\u003e\n\u003cli\u003eRod Drop\u003c\/li\u003e\n\u003cli\u003eHyper Compressor Position\u003c\/li\u003e\n\u003cli\u003eDynamic Position\u003c\/li\u003e\n\u003cli\u003eDifferential Expansion-Style Measurements\u003c\/li\u003e\n\u003cli\u003eGap Voltage Monitoring\u003c\/li\u003e\n\u003cli\u003ePhase Reference Measurements\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eEach channel may be configured for individual measurement functions depending on compressor design and sensor arrangement.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"1\"\u003eParameterSpecification\u003c\/td\u003e\n\u003ctd data-row=\"1\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"2\"\u003eProduct Type\u003c\/td\u003e\n\u003ctd data-row=\"2\"\u003eRecip Rod Position Monitor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"3\"\u003eModel\u003c\/td\u003e\n\u003ctd data-row=\"3\"\u003e\u003cstrong\u003e3500\/72M\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"4\"\u003eSystem Platform\u003c\/td\u003e\n\u003ctd data-row=\"4\"\u003eBently Nevada 3500 Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"5\"\u003eChannels\u003c\/td\u003e\n\u003ctd data-row=\"5\"\u003e4 independent channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"6\"\u003eSensor Compatibility\u003c\/td\u003e\n\u003ctd data-row=\"6\"\u003eProximity probes and position transducers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"7\"\u003eSignal Type\u003c\/td\u003e\n\u003ctd data-row=\"7\"\u003eStatic and dynamic position signals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"8\"\u003eTransducer Power Supply\u003c\/td\u003e\n\u003ctd data-row=\"8\"\u003e-24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"9\"\u003eBuffered Output Impedance\u003c\/td\u003e\n\u003ctd data-row=\"9\"\u003e510 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"10\"\u003eRecorder Outputs\u003c\/td\u003e\n\u003ctd data-row=\"10\"\u003e4–20 mA proportional outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"11\"\u003eMaximum Recorder Load\u003c\/td\u003e\n\u003ctd data-row=\"11\"\u003e600 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"12\"\u003eOutput Update Rate\u003c\/td\u003e\n\u003ctd data-row=\"12\"\u003eLess than 100 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"13\"\u003eAlarm Configuration\u003c\/td\u003e\n\u003ctd data-row=\"13\"\u003eAlert and Danger setpoints\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"14\"\u003eAlarm Modes\u003c\/td\u003e\n\u003ctd data-row=\"14\"\u003eLatching or non-latching\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"15\"\u003eFront Panel Indicators\u003c\/td\u003e\n\u003ctd data-row=\"15\"\u003eOK, TX\/RX, Bypass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"16\"\u003ePower Consumption\u003c\/td\u003e\n\u003ctd data-row=\"16\"\u003eApproximately 7 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"17\"\u003eRack Compatibility\u003c\/td\u003e\n\u003ctd data-row=\"17\"\u003e3500 Machinery Protection System\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eInput Characteristics\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"1\"\u003eItemSpecification\u003c\/td\u003e\n\u003ctd data-row=\"1\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"2\"\u003eInput Channels\u003c\/td\u003e\n\u003ctd data-row=\"2\"\u003eFour\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"3\"\u003eSupported Sensors\u003c\/td\u003e\n\u003ctd data-row=\"3\"\u003eProximity probes, displacement transducers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"4\"\u003eInput Signal Conditioning\u003c\/td\u003e\n\u003ctd data-row=\"4\"\u003eDynamic and static position processing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"5\"\u003eSignal Comparison\u003c\/td\u003e\n\u003ctd data-row=\"5\"\u003eContinuous against configured limits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"6\"\u003eConfiguration Method\u003c\/td\u003e\n\u003ctd data-row=\"6\"\u003e3500 Rack Configuration Software\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eEnvironmental \u0026amp; Physical Data\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"1\"\u003eParameterValue\u003c\/td\u003e\n\u003ctd data-row=\"1\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"2\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd data-row=\"2\"\u003e-30°C to +65°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"3\"\u003eWeight\u003c\/td\u003e\n\u003ctd data-row=\"3\"\u003e0.85 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"4\"\u003eInstallation Type\u003c\/td\u003e\n\u003ctd data-row=\"4\"\u003eRack-mounted module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"5\"\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd data-row=\"5\"\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eApplication Areas\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eBently Nevada 3500\/72M\u003c\/strong\u003e monitor is commonly installed in:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eReciprocating compressors\u003c\/li\u003e\n\u003cli\u003eHyper compressor systems\u003c\/li\u003e\n\u003cli\u003ePetrochemical compressor trains\u003c\/li\u003e\n\u003cli\u003eGas processing plants\u003c\/li\u003e\n\u003cli\u003eRefinery compression systems\u003c\/li\u003e\n\u003cli\u003eHeavy-duty industrial machinery protection systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eSystem Integration\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eWhen combined with other Bently Nevada 3500 modules, the \u003cstrong\u003e3500\/72M\u003c\/strong\u003e can participate in:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCompressor shutdown logic\u003c\/li\u003e\n\u003cli\u003eAlarm annunciation systems\u003c\/li\u003e\n\u003cli\u003eCondition monitoring platforms\u003c\/li\u003e\n\u003cli\u003eDistributed control systems (DCS)\u003c\/li\u003e\n\u003cli\u003ePredictive maintenance programs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cstrong\u003eWhat is the primary function of the 3500\/72M module?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe module monitors reciprocating compressor rod position and related displacement measurements to help protect machinery from abnormal operating conditions.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eCan the module generate analog outputs for external systems?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eYes. The unit provides proportional 4–20 mA recorder outputs for connection to PLC, DCS, and monitoring systems.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eDoes the 3500\/72M support alarm functions?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eYes. Each channel supports programmable Alert and Danger setpoints with configurable relay interaction through the 3500 platform.\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":44129225605208,"sku":"3500\/72M","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/350072M2.jpg?v=1779439453","url":"https:\/\/www.industriaxplc.com\/products\/bently-nevada-3500-72m-recip-rod-position-monitor","provider":"IndustriaX Limited","version":"1.0","type":"link"}