{"product_id":"bently-nevada-125712-01-3500-32-4-channel-relay-module","title":"Bently Nevada 125712-01 3500\/32 4-Channel Relay Module","description":"\u003ch2\u003eBently Nevada 125712-01 3500\/32 4-Channel Relay Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eBently Nevada 125712-01\u003c\/strong\u003e serves as the primary \u003cstrong\u003e3500\/32\u003c\/strong\u003e 4-Channel Relay Module utilized to execute programmatic voting logic and emergency trip contact deployment across Bently Nevada 3500 platforms. The full-height hardware assembly integrates directly with the system backplane, receiving digital alarm statuses from internal monitor cards to actuate independent physical isolation circuits.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e125712-01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eBently Nevada\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.75 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e2.6 cm x 25.2 cm x 24.1 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-30 to +65 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e5.8 W typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTariff Code\u003c\/td\u003e\n\u003ctd\u003e8537101190\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003e4-Channel Relay Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnvironmental Sealing\u003c\/td\u003e\n\u003ctd\u003eEpoxy-sealed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eArc Suppressor\u003c\/td\u003e\n\u003ctd\u003e250 Vrms, installed as standard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContact Life\u003c\/td\u003e\n\u003ctd\u003e100,000 cycles at 5 A, 24 Vdc or 240 Vac\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Switched Voltage\u003c\/td\u003e\n\u003ctd\u003e250 Vac\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Switched Current\u003c\/td\u003e\n\u003ctd\u003e2 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Switched Power\u003c\/td\u003e\n\u003ctd\u003e450 VA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity Limit\u003c\/td\u003e\n\u003ctd\u003e95%, non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eAlarm Drive Logic and Signal Suppression Matrix\u003c\/h3\u003e\n\u003cp\u003eThe internal architecture of the \u003cstrong\u003eBently Nevada 125712-01\u003c\/strong\u003e features programmable Alarm Drive Logic gates supporting complex AND\/OR voting topologies. In high-density Turbomachinery Instrumentation (TSI) environments, the relay processor scans the internal rack bus to evaluate alert and danger bits across discrete channels. To prevent false trip execution caused by transient mechanical spikes or eddy-current probe cross-talk, the processing engine incorporates digital signal validation filters. This matrix ensures that the output contacts remain stable during rotor dynamics shifts and gap voltage validation anomalies, executing open or closed state transitions only when verified voting thresholds are breached.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can this relay card be installed in any slot within the 3500 rack?\u003c\/p\u003e\n\u003cp\u003eA: Yes. Any number of 125712-01 modules can be positioned in any of the standard I\/O slots situated directly to the right of Slot 1 (the Rack Interface Module position).\u003c\/p\u003e\n\u003cp\u003eQ: Are the contacts on this module dry or powered?\u003c\/p\u003e\n\u003cp\u003eA: The relay outputs are potential-free, dry contacts rated up to 250 Vac. Field engineers must supply the appropriate external wetting voltage within the specified contact power thresholds.\u003c\/p\u003e\n\u003cp\u003eQ: What is the purpose of the factory-installed arc suppressors?\u003c\/p\u003e\n\u003cp\u003eA: The onboard 250 Vrms arc suppressors absorb inductive voltage spikes produced when interrupting inductive field loads (such as solenoid valves), protecting the relay contacts from premature degradation.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis Alignment:\u003c\/strong\u003e Slide the full-height assembly into the designated slot guides. Ensure the rear gold-fingered connectors seat firmly into the backplane before torquing the front panel fasteners to prevent terminal stress.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Wiring Containment:\u003c\/strong\u003e Maintain separation between low-voltage sensor cables and high-voltage relay contact wiring within the field wiring ducts to eliminate electromagnetic noise coupling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLogic Download Verification:\u003c\/strong\u003e After physical installation, the user must deploy the 3500 Rack Configuration Software to bind the relevant monitor channels to the relay voting matrix; unconfigured channels will default to an inactive state.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":44317890281571,"sku":null,"price":180.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/2775\/3315\/files\/125712-01-2.jpg?v=1783306972","url":"https:\/\/precisemodule.com\/products\/bently-nevada-125712-01-3500-32-4-channel-relay-module","provider":"Precise Module Ltd.","version":"1.0","type":"link"}