{"product_id":"epro-mms3311-022-000-vibration-monitoring-transmitter","title":"EPRO MMS3311\/022-000 Vibration Monitoring Transmitter","description":"\u003ch3\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eMMS3311\/022-000\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003evibration monitoring transmitter is a precision measurement module from the EPRO MMS3000 protection and condition monitoring platform. It is engineered for continuous supervision of rotating machinery, delivering accurate non-contact measurements of shaft vibration, displacement, and relative position using eddy current probe technology.\u003c\/p\u003e\n\u003cp\u003eDesigned for direct installation at the machine, this transmitter integrates signal conditioning, monitoring logic, and output generation within a compact industrial enclosure. Compliance with API 670 ensures suitability for safety-critical turbomachinery applications.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eFunctional Characteristics\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eMMS3311\/022-000\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eoperates as a single-channel transmitter, converting raw probe signals into standardized current outputs for integration with protection systems, PLCs, or DCS platforms. Internal microprocessor-based supervision continuously checks sensor integrity, electronics health, and power availability, significantly reducing the risk of undetected faults.\u003c\/p\u003e\n\u003cp\u003eRedundant 24 V DC power inputs enhance availability in demanding operating environments where uninterrupted monitoring is required.\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\u003eMonitoring Channel\u003cbr\u003eSingle vibration or displacement measurement channel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSensor Compatibility\u003cbr\u003eEddy current probes from PR6422, PR6423, PR6424, PR6425, and PR6426 series\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMeasurement Type\u003cbr\u003eShaft vibration, relative displacement, or position (depending on configuration)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFrequency Bandwidth\u003cbr\u003eDynamic response up to approximately 20 kHz\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAnalog Output\u003cbr\u003eSelectable 0–20 mA or 4–20 mA current output\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStatus and Alarm Outputs\u003cbr\u003eConfigurable switching outputs for alarm and system status signaling\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePower Supply\u003cbr\u003eDual redundant 24 V DC inputs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSelf-Supervision\u003cbr\u003eContinuous monitoring of probe circuit, signal quality, and internal electronics\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompliance\u003cbr\u003eDesigned in accordance with API 670 requirements\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInstallation Method\u003cbr\u003eDirect machine-mounted installation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHousing\u003cbr\u003eHeavy-duty industrial enclosure suitable for harsh environments\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOperating Temperature Range\u003cbr\u003e-30 °C to +85 °C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDimensions\u003cbr\u003e127.5 × 125.75 × 80 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWeight\u003cbr\u003e1.3 kg\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThis transmitter is commonly deployed in rotating equipment protection and diagnostics, including:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eSteam and gas turbines\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCentrifugal and axial compressors\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLarge industrial pumps\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGearboxes and driven shafts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBalance-of-plant rotating machinery\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIts compact design and high environmental tolerance make it especially suitable for installations with limited cabinet space or high vibration exposure.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eMMS3311 Variant Notes\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe 022-000 configuration within the MMS3311 family represents a predefined hardware and output setup aligned with specific monitoring and installation requirements. Exact functionality may vary depending on probe type, output scaling, and alarm configuration selected during commissioning.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can the MMS3311\/022-000 be used as part of a machinery protection system?\u003c\/strong\u003e\u003cbr\u003eA: Yes. It is designed to integrate with machinery protection and monitoring architectures and meets API 670 guidelines when applied correctly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the module require external signal conditioners?\u003c\/strong\u003e\u003cbr\u003eA: No. Signal conditioning and conversion electronics are fully integrated within the transmitter.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is cabinet installation mandatory?\u003c\/strong\u003e\u003cbr\u003eA: No. The unit is designed for direct mounting at the machine, reducing wiring distance and signal interference.\u003c\/p\u003e","brand":"Emerson","offers":[{"title":"Default Title","offer_id":42835547783258,"sku":"MMS3311\/022-000","price":178.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/MMS3110022-000NC9100-03044-02.jpg?v=1769671173","url":"https:\/\/www.plcmasters.com\/id\/products\/epro-mms3311-022-000-vibration-monitoring-transmitter","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}