{"product_id":"bently-nevada-3500-32-125712-01-4-channel-relay-module","title":"Bently Nevada 3500\/32 125712-01 4-Channel Relay Module","description":"\u003ch2\u003eBently Nevada 3500\/32 125712-01 4-Channel Relay Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eBently Nevada 3500\/32 125712-01\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e4-Channel Relay Module\u003c\/strong\u003e, operates as a dedicated hardware component for executing voting logic and alarm drive functions within 3500 Machinery Protection System racks.\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\u003e3500\/32 125712-01\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 x 25.2 x 24.1 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e5.8 Watts typical\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\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Switched Voltage\u003c\/td\u003e\n\u003ctd\u003e250 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-30 deg C to +65 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eAlarm Logic \u0026amp; Relay Control\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e3500\/32\u003c\/strong\u003e module facilitates machinery protection by providing four independent relay outputs, configurable via the 3500 Rack Configuration Software. Each relay supports \u003cstrong\u003efail-safe state execution\u003c\/strong\u003e by utilizing programmable \u003cstrong\u003evoting logic\u003c\/strong\u003e (AND\/OR logic gates). The module integrates \u003cstrong\u003egalvanic isolation\u003c\/strong\u003e for internal logic circuits and includes standard \u003cstrong\u003earc suppressor\u003c\/strong\u003e components (250 Vrms) to extend contact longevity. Logic mapping allows the relays to trigger based on Alert\/Danger statuses, Not-OK conditions, or Proportional Programmable Logic (PPL) inputs derived from any combination of monitor channels within the rack.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can the 3500\/32 relay module be placed in any rack slot?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA: Yes.\u003c\/strong\u003e This module can be installed in any available slot to the right of the Transient Data Interface (TDI) module within a standard 3500 rack.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Are the internal relay contacts protected against inductive load switching?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA: Yes.\u003c\/strong\u003e Every relay is factory-equipped with a 250 Vrms arc suppressor as a standard feature, which minimizes contact pitting when switching inductive loads such as solenoid valves or alarm annunciators.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModule Seating:\u003c\/strong\u003e Insert the module into the designated rack slot and verify the backplane connector is fully engaged. Secure the front panel release levers to ensure long-term mechanical stability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring Termination:\u003c\/strong\u003e Use appropriate gauge wire for relay outputs. Given the 450 VA maximum switched power limit, ensure wire sizing matches the expected load current to prevent thermal degradation at the terminal block.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Utilize the 3500 Rack Configuration Software to establish the required voting logic. Verify the logic behavior by simulating a channel alarm condition during the commissioning phase to confirm the relay state changes as expected.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironmental Protection:\u003c\/strong\u003e The module is epoxy-sealed; however, ensure the rack installation site maintains a non-condensing humidity environment below 95% to prevent potential corrosion of external terminal connections.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #e74c3c;\"\u003e\u003cspan style=\"font-size: 20px;\"\u003e\u003cspan style=\"font-family: Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e \u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":44367490646115,"sku":null,"price":180.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/2775\/3315\/files\/125712-01-1_79116ac1-df42-4c35-bd82-07933761182c.jpg?v=1784254439","url":"https:\/\/precisemodule.com\/products\/bently-nevada-3500-32-125712-01-4-channel-relay-module","provider":"Precise Module Ltd.","version":"1.0","type":"link"}