{"product_id":"3500-72-01-00-bently-nevada-recip-rod-position-monitor","title":"3500\/72-01-00 Bently Nevada Recip Rod Position Monitor","description":"\u003ch2\u003e\u003cstrong\u003e3500\/72-01-00 Bently Nevada Recip Rod Position Monitor\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Features and Technical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannels and Configuration:\u003c\/strong\u003e The \u003cstrong\u003e3500\/72-01-00\u003c\/strong\u003e accepts signals from one to four proximity probes. You program channels in pairs, with channels 1 and 2 performing one function while channels 3 and 4 perform another or the same function.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeasurement Functions:\u003c\/strong\u003e This Bently Nevada monitor measures rod position, rod drop, and hyper-compressor parameters. It meets API 618 requirements for reciprocating compressors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput and Power:\u003c\/strong\u003e The monitor has an input impedance of 10 kΩ. It consumes 7.7 watts of power nominally.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFront Panel Indicators:\u003c\/strong\u003e The OK LED indicates proper operation. The TX\/RX LED shows communication with other 3500 rack modules. The Bypass LED indicates Bypass Mode activation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuffered Outputs:\u003c\/strong\u003e Each channel includes a front coaxial connector for buffered transducer outputs. These connectors are short-circuit protected with an output impedance of 510 Ω.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003ePerformance and Accuracy Data\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e The peak-peak filter operates at a fixed 1 Hz to 600 Hz range. The gap filter has a -3 dB point at 0.09 Hz. The average piston position filter also covers 1 Hz to 600 Hz.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccuracy Specifications:\u003c\/strong\u003e Peak-peak amplitude and position magnitude both achieve ±0.33% of full-scale typical, with ±1% maximum. Gap measurements follow the same accuracy standards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAngle Accuracy:\u003c\/strong\u003e Rod position angle (paired only) reaches ±1° typical and ±3° maximum. Position crank angle achieves the same accuracy levels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRod Position Single and Pair Channels:\u003c\/strong\u003e The peak-peak filter remains fixed at 1 Hz to 600 Hz. The gap filter maintains -3 dB at 0.09 Hz. The Not 1X filter uses a constant Q notch filter with a minimum rejection of 34.9 dB over the stopband.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVector Filters:\u003c\/strong\u003e The 1X and 2X vector filters use constant Q filters with a minimum rejection of 57.7 dB. These parameters are valid for machine speeds of 60 cpm to 2130 cpm.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eAlarm and Safety Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProgrammable Setpoints:\u003c\/strong\u003e You configure alert setpoints for each active measured value. You can set danger setpoints for any two active measured values from 0 to 100% of full-scale.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlarm Accuracy:\u003c\/strong\u003e Setpoint accuracy remains within 0.13% of the desired value.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTime Delays:\u003c\/strong\u003e Alert delays range from 1 to 60 seconds in one-second intervals. Danger delays can be set to 0.1 seconds nominal or from 1 to 60 seconds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTimed OK Channel Defeat:\u003c\/strong\u003e This feature is disabled for all Rod Position and Rod Drop configurations. For hyper-compressor monitoring, the monitor issues an immediate Danger alarm when both transducers are NOT OK.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003ePhysical Specifications and Environmental Limits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMonitor Module:\u003c\/strong\u003e The main board measures 241.3 mm x 24.4 mm x 241.8 mm (9.50 in x 0.96 in x 9.52 in) and weighs 0.91 kg (2.0 lb).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/O Modules (Non-Barrier):\u003c\/strong\u003e These modules measure 241.3 mm x 24.4 mm x 99.1 mm (9.50 in x 0.96 in x 3.90 in) and weigh 0.20 kg (0.44 lb).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/O Modules (Barrier):\u003c\/strong\u003e These modules measure 241.3 mm x 24.4 mm x 163.1 mm (9.50 in x 0.96 in x 6.42 in) and weigh 0.46 kg (1.01 lb).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRack Space:\u003c\/strong\u003e The monitor occupies one full-height front slot. The I\/O module occupies one full-height rear slot.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e With Internal\/External Termination Proximitor\/Seismic I\/O Module, the range is -30°C to +65°C (-22°F to +149°F). With Internal Barrier I\/O Module, the range is 0°C to +65°C (32°F to +149°F).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage Temperature:\u003c\/strong\u003e The module can be stored from -40°C to +85°C (-40°F to +185°F). It operates reliably in 95% humidity, non-condensing environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eMeasured Values and Data Output\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRod Position Single Channel:\u003c\/strong\u003e The monitor returns Position Magnitude, Position Angle, Crank Angle, Pk-Pk Amplitude, Gap, 1X Amplitude, Not 1X Amplitude, and 2X Amplitude.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRod Position Single 2 Channel:\u003c\/strong\u003e This configuration provides Pk-Pk Amplitude, Position Magnitude, Position Angle, Crank Angle, Gap, Average Piston Position, Instantaneous Piston Position, and Instantaneous Probe Gap.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRod Position Pair Channel:\u003c\/strong\u003e The monitor generates Position Magnitude, Position Angle, Crank Angle, Pk-Pk Amplitude, Gap, 1X Amplitude, Not 1X Amplitude, and 2X Amplitude for paired channels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRod Drop Channel:\u003c\/strong\u003e This mode provides Average Piston Position, Average Probe Gap, Instantaneous Piston Position, and Instantaneous Probe Gap.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHyper Channel:\u003c\/strong\u003e The monitor measures Pk-Pk Displacement, Gap, 1X Amplitude, Not 1X Amplitude, and 2X Amplitude.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions (FAQ)\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIs the 3500\/72-01-00 Bently Nevada monitor a new unit?\u003c\/strong\u003e\u003cbr\u003eYes, we supply this Bently Nevada monitor as a brand new, original unit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat is the stock availability for the 3500\/72-01-00?\u003c\/strong\u003e\u003cbr\u003eWe maintain this monitor in stock and available for immediate order processing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat is the lead time for shipping the 3500\/72-01-00?\u003c\/strong\u003e\u003cbr\u003eWe ship orders within 5 business days after order confirmation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhich carriers do you use for delivery?\u003c\/strong\u003e\u003cbr\u003eWe ship using FedEx, UPS, or DHL for reliable worldwide delivery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCan I return the 3500\/72-01-00 if it does not meet my needs?\u003c\/strong\u003e\u003cbr\u003eYes, we support returns within 30 days of delivery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat input signals does the 3500\/72-01-00 Bently Nevada monitor accept?\u003c\/strong\u003e\u003cbr\u003eThe monitor accepts one to four proximity transducer signals with 10 kΩ input impedance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat accuracy can I expect from the 3500\/72-01-00?\u003c\/strong\u003e\u003cbr\u003eThe monitor provides ±0.33% of full-scale accuracy typically, with ±1% maximum for most parameters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat functions can the 3500\/72-01-00 monitor perform?\u003c\/strong\u003e\u003cbr\u003eThe monitor measures rod position, rod drop, and hyper-compressor parameters.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e© 2026 NexAuto Technology Limited. All rights reserved.\u003cbr\u003eOriginal Source: \u003ca href=\"https:\/\/www.nex-auto.com\/\"\u003ehttps:\/\/www.nex-auto.com\/\u003c\/a\u003e\u003cbr\u003eContact: \u003ca href=\"mailto:sales@nex-auto.com\"\u003esales@nex-auto.com\u003c\/a\u003e\u003cbr\u003ePhone: \u003ca href=\"https:\/\/wa.me\/8615392429628\"\u003e+86 153 9242 9628\u003c\/a\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":48340000538882,"sku":"3500\/72-01-00","price":246.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7280\/6146\/files\/3500_72-01-00.jpg?v=1786958867","url":"https:\/\/www.nex-auto.com\/products\/3500-72-01-00-bently-nevada-recip-rod-position-monitor","provider":"NexAuto Technology Limited","version":"1.0","type":"link"}