{"product_id":"285691-01-bently-nevada-3500-42e-encore-4-channel-monitor","title":"285691-01 | Bently Nevada | 3500\/42E Encore 4-Channel Monitor","description":"\u003ch3\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e3500\/42E\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(Part Number\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e285691-01\u003c\/strong\u003e) is a high-performance, 4-channel machinery protection module designed for the Bently Nevada 3500 Series Rack. As an \"Encore\" series module, it is specifically engineered to provide a seamless upgrade or replacement path for legacy vibration monitoring systems while maintaining full compatibility with modern Proximitor* proximity sensors and seismic transducers. The\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e3500\/42E\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003econtinuously processes signals to provide critical radial vibration, thrust position, and differential expansion measurements for high-speed rotating machinery.\u003c\/p\u003e\n\u003cp\u003eEach channel of the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e285691-01\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis independently programmable via the 3500 Rack Configuration Software, allowing it to perform specialized functions such as shaft absolute measurement, eccentricity, acceleration, and velocity monitoring. The module compares conditioned signals against user-defined Alert and Danger setpoints, providing real-time machinery protection. This ensures early detection of mechanical issues like imbalance, misalignment, and bearing wear in turbines, compressors, and large industrial pumps. Its high sampling rate and dynamic range make it a cornerstone for Reliability-Centered Maintenance (RCM) and plant safety protocols.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e3500\/42E\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e285691-01\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e: Bently Nevada (Baker Hughes)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eChannel Count\u003c\/strong\u003e: 4 independent channels\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMeasurement Modes\u003c\/strong\u003e: Radial Vibration, Thrust Position, Differential Expansion, Shaft Absolute, Eccentricity, Acceleration, Velocity\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInput Signal Acceptance\u003c\/strong\u003e: Proximitor proximity probes, seismic sensors (Velocity\/Accelerometers)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFrequency Response\u003c\/strong\u003e: 0.1 Hz to 10 kHz (sensor dependent)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSignal Processing\u003c\/strong\u003e: True RMS, Peak, Peak-to-Peak detection; configurable digital filters\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAccuracy\u003c\/strong\u003e: Within ±1% of full-scale range\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAlarms\u003c\/strong\u003e: Programmable Alert and Danger thresholds for each channel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBuffered Outputs\u003c\/strong\u003e: Front-panel coaxial connectors for dynamic signal analysis\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eData Output\u003c\/strong\u003e: 4–20 mA current loops and relay contact integration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e: -30 °C to +65 °C (-22 °F to +149 °F)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e: 228 mm x 50 mm x 289 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNet Weight\u003c\/strong\u003e: 1.27 kg\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCertifications\u003c\/strong\u003e: CE, CSA, ATEX (Hazardous Area Rated)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eAdvanced Application \u0026amp; Reliability\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e285691-01\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis essential for high-criticality assets in power plants and petrochemical facilities where unplanned downtime results in significant revenue loss. The module’s ability to handle multiple measurement types—such as switching between radial vibration for journal bearings and thrust position for axial load monitoring—provides engineers with the flexibility to protect diverse machine trains. By integrating the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e3500\/42E\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003einto a 3500 rack, facilities gain a deterministic protection layer that operates independently of the plant DCS, ensuring safety even during network interruptions.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eIs the 3500\/42E compatible with older 3500 rack backplanes?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e285691-01\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis designed to fit standard 3500 Series racks. However, you should verify that your 3500 Rack Configuration Software version supports the 42E \"Encore\" firmware.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this module include the I\/O module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e285691-01\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003etypically refers to the main monitor module. Depending on your wiring requirements (internal or external termination), you may require a specific I\/O module such as the 128229-01 or 128240-01.\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":43091528843354,"sku":"3500\/42E 285691-01","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/284..jpg?v=1774247050","url":"https:\/\/www.spareoil.com\/products\/285691-01-bently-nevada-3500-42e-encore-4-channel-monitor","provider":"SpareOil Automation","version":"1.0","type":"link"}