{"product_id":"bently-nevada-84141-01-xdcr-i-o-record-terminal","title":"Bently Nevada 84157-01 Signal Relay Board","description":"\u003cp\u003eThe Bently Nevada 84157-01 Signal Relay Board is a critical interface component engineered for use within Bently Nevada machinery protection systems. This board facilitates the transition of monitoring data into physical relay outputs, enabling the system to trigger external alarms, annunciators, or emergency shutdown sequences based on detected Alert and Danger conditions.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eProvides reliable dry contact relay outputs for machinery monitoring systems.\u003c\/li\u003e\n\u003cli\u003eActs as a bridge between internal monitoring modules and external control architectures, including DCS, PLC, and plant protection logic.\u003c\/li\u003e\n\u003cli\u003eSupports fail-safe alarm signaling to ensure integrity during abnormal machinery operation.\u003c\/li\u003e\n\u003cli\u003eDesigned for integration into established Bently Nevada rack systems to manage critical alarm states.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMachinery protection and condition monitoring systems.\u003c\/li\u003e\n\u003cli\u003eInterface for emergency shutdown (ESD) logic circuits.\u003c\/li\u003e\n\u003cli\u003eAlarm annunciation and plant-wide monitoring integration.\u003c\/li\u003e\n\u003cli\u003ePredictive maintenance signaling for rotating equipment.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eBently Nevada\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e84157-01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eSignal Relay Board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelay Output Type\u003c\/td\u003e\n\u003ctd\u003eElectromechanical, Dry Contact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003e3300\/3500 Series Rack Systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the rack power is disconnected before installing or removing the relay board to prevent electrical damage or unexpected system behavior.\u003c\/li\u003e\n\u003cli\u003eHandle the module using standard ESD (Electrostatic Discharge) safety practices to protect internal components.\u003c\/li\u003e\n\u003cli\u003eVerify that all field wiring is properly secured and routed away from high-voltage cables to minimize EMI interference.\u003c\/li\u003e\n\u003cli\u003eEnsure the board is correctly seated in the assigned rack slot to guarantee proper backplane communication.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eDoes the 84157-01 board support redundant configurations?\u003c\/h3\u003e\u003cp\u003eYes, the board is designed to support redundant relay configurations, which are essential for high-availability machinery protection and critical safety shutdown systems.\u003c\/p\u003e\u003ch3\u003eWhat type of signals does this board handle?\u003c\/h3\u003e\u003cp\u003eThis board specifically processes Alert and Danger alarm signals generated by the rack's monitoring modules, converting them into dry contact relay closures for external system interfacing.\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":51214847738108,"sku":"84157-01","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_3f06d2f3-a07b-427a-ab66-b26edfbf121a.jpg?v=1788281300","url":"https:\/\/www.electronicplc.com\/ar\/products\/bently-nevada-84141-01-xdcr-i-o-record-terminal","provider":"Electronic PLC","version":"1.0","type":"link"}