{"product_id":"78462-01-bently-nevada-3300-series-4-channel-relay-unit","title":"78462-01 Bently Nevada 3300 Series 4-Channel Relay Unit","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eBently Nevada 78462-01\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eserves as a critical safety component within the 3300 Series Monitoring System. This Alarm Relay Output Module provides the physical interface necessary to trigger hardware alarms and emergency machinery shutdowns. It translates complex monitoring data from vibration, position, and temperature sensors into decisive relay actions. We provide this module as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eoriginal hardware, ensuring your facility remains in full compliance with\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAPI 670\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003estandards for machinery protection.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification Detail\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eBently Nevada (Baker Hughes)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e78462-01\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSystem Series\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3300 Series Monitoring System\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInput Channels\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e8 Logic Input Channels\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOutput Channels\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4 Relay Contact Outputs\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eRelay Contact Rating\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1 A @ 30 V DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eIsolation Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e500 V AC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eFrequency Range\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDC to 10 kHz\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePower Requirement\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e24 V DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temp\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e–40 °C to +85 °C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCompliance\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAPI 670 Machinery Protection Standard\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e100% Brand New Original\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAPI 670 Compliance:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 78462-01 meets the stringent requirements of the American Petroleum Institute (API) 670 standard. This ensures the module delivers the high reliability and deterministic response times required for protecting multi-million dollar assets like steam turbines and centrifugal compressors.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Integrity Galvanic Isolation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWith an isolation rating of 500 V AC, this module prevents field-side electrical transients from damaging the 3300 Series backplane. This separation ensures that an electrical fault in the alarm circuit does not compromise the continuous monitoring of the machine.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSuperior EMI Resistance:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIndustrial environments generate significant electromagnetic interference from large motors and switchgear. The 78462-01 features robust shielding and filtered inputs to maintain signal purity, preventing the false trips or missed alarms that plague lower-grade hardware.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eExtreme Environmental Resilience:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEngineered for unconditioned field cabinets, the module functions flawlessly from –40 °C to +85 °C. This thermal stability prevents relay \"sticking\" or timing drifts during extreme seasonal temperature shifts.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIntegrated Fault Diagnostics:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module continuously monitors its internal circuitry and input logic. If it detects a hardware failure or a loss of power, it immediately reports a fault status to the rack, allowing operators to address the protection gap before a machinery event occurs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation and Setup\u003c\/h3\u003e\n\u003cp\u003eMount the 78462-01 onto a standard DIN rail within your 3300 Series enclosure. Connect the 24 V DC power supply and ensure all relay wiring follows local safety codes for shutdown circuits. The module interfaces with the rack's logic to assign specific alarms (Alert or Danger) to the four physical relay outputs. For mission-critical \"Voting\" logic (e.g., 2-out-of-3), ensure the software configuration matches the physical wiring to the Emergency Shutdown System (ESD).\u003c\/p\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the maximum current the 78462-01 relays can switch?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eEach relay contact supports up to 1 A at 30 V DC. For switching high-power AC loads or large solenoids, you must use the 78462-01 to trigger an intermediate heavy-duty industrial relay.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use this module to replace older 3300 Series relay cards?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 78462-01 is a standard output module for the 3300 series. However, always verify your specific rack's backplane and firmware compatibility to ensure seamless logic integration.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the module support \"Fail-Safe\" wiring?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. Engineers can configure the relays for \"Normally Energized\" or \"Normally De-energized\" operation. In a fail-safe (Normally Energized) setup, the relay drops out and triggers the alarm if the module loses power or signal integrity.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs this a refurbished unit?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. We sell only\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New\u003c\/strong\u003e, original Bently Nevada 78462-01 modules in their original factory packaging. Each unit includes a 12-month warranty to guarantee performance in your critical protection systems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":43751498219619,"sku":"78462-01","price":188.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/5246\/8067\/files\/135_b5b18fb9-7479-483f-9013-67f74de8bcef.jpg?v=1776236610","url":"https:\/\/www.autocontrolglobal.com\/hu\/products\/78462-01-bently-nevada-3300-series-4-channel-relay-unit","provider":"AutoControl Global","version":"1.0","type":"link"}