{"product_id":"bently-nevada-3500-77m-176449-07-pressure-monitor-module","title":"Bently Nevada 3500\/77M 176449-07 Pressure Monitor Module","description":"\u003ch3\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eBently Nevada 3500\/77M (176449-07)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a dedicated cylinder pressure monitoring module within the 3500 Machinery Protection System. It is specifically developed for reciprocating compressor applications, where accurate pressure measurement is essential for both machine protection and performance evaluation.\u003c\/p\u003e\n\u003cp\u003eThis module processes signals from approved Bently Nevada pressure transducers, converting them into meaningful cylinder pressure parameters. These values are continuously evaluated against configured alarm thresholds, enabling early detection of abnormal operating conditions and supporting automatic protection actions.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eFunctional Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eDesigned for integration in the Bently Nevada 3500 rack system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProvides continuous monitoring of reciprocating compressor cylinder pressure\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eConverts raw transducer signals into engineering values (psia)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompares measured values with user-defined Alert and Danger setpoints\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupports both machinery protection and condition monitoring strategies\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\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\u003eProduct Type: Cylinder Pressure Monitor\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eChannels: 4 independent input channels\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompatible Inputs: Bently Nevada approved pressure transducers (positive voltage output)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMeasured Parameters: User-configurable cylinder pressure variables\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAlarm Functions:\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eAlert (warning level)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDanger (shutdown level)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cli\u003e\n\u003cp\u003ePower Consumption: Approx. 7.8 W (including transducer supply)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eResponse Time: Optimized for real-time monitoring in dynamic compressor cycles\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eMechanical Characteristics\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eDimensions (H × W × D): 241.3 mm × 24.4 mm × 241.8 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWeight: 0.91 kg\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eForm Factor: Standard 3500 system module (rack-mounted)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eEnvironmental Conditions\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eOperating Temperature: -30°C to +65°C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStorage Temperature: -40°C to +85°C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRelative Humidity: Up to 95% non-condensing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eIndicators \u0026amp; Diagnostics\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eFront panel LED indicators for:\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eSignal integrity (OK status)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBypass condition\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eChannel and system alerts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cli\u003e\n\u003cp\u003eContinuous self-monitoring for signal validity and module health\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eApplication Scope\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eReciprocating compressors in oil \u0026amp; gas facilities\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePetrochemical processing units\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePower generation plants using piston compressors\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCritical rotating equipment requiring cylinder pressure diagnostics\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eUsage Considerations\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eThis module is application-specific and not intended for general-purpose pressure measurement\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRequires certified Bently Nevada pressure transducers for proper operation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eConfiguration is performed through the 3500 system software environment\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eCan the 3500\/77M be used with third-party pressure sensors?\u003c\/strong\u003e\u003cbr\u003eNo. Only Bently Nevada approved transducers are supported to ensure measurement accuracy and system compatibility.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the role of Alert and Danger setpoints?\u003c\/strong\u003e\u003cbr\u003eAlert levels provide early warning of abnormal conditions, while Danger levels trigger protective actions such as alarms or machine shutdown.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow does this module differ from standard vibration monitors in the 3500 system?\u003c\/strong\u003e\u003cbr\u003eUnlike vibration modules, the 3500\/77M focuses on thermodynamic pressure data specific to reciprocating compressors, enabling deeper analysis of compression cycles.\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":46253579600010,"sku":"3500\/77M 176449-07","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/2818\/2154\/files\/3500-42M-SIL2-09-05_fuben.jpg?v=1745742131","url":"https:\/\/www.cambiaplc.com\/products\/bently-nevada-3500-77m-176449-07-pressure-monitor-module","provider":"Controlix Automation","version":"1.0","type":"link"}