{"product_id":"bently-nevada-149986-01-3500-33-16-channel-relay-module-1","title":"Bently Nevada 149986-01 3500\/33 16-Channel Relay Module","description":"\u003ch2\u003eBently Nevada 149986-01 3500\/33 16-Channel Relay Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eBently Nevada 149986-01\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e3500\/33\u003c\/strong\u003e 16-Channel Relay Module, serves as the primary \u003cstrong\u003e3500\/33\u003c\/strong\u003e 16-Channel Relay Module utilized to execute programmable voting logic and hardware contact switching across Bently Nevada 3500 Machinery Protection System platforms.\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\/33 149986-01\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\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eStandard industrial range for 3500 series backplanes\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\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003e16-Channel Relay Control Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Switched Current\u003c\/td\u003e\n\u003ctd\u003e5 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Switched Voltage\u003c\/td\u003e\n\u003ctd\u003e125 Vdc (30 Vdc nominal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMin Switched Current\u003c\/td\u003e\n\u003ctd\u003e100 mA @ 5 Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelay Arc Suppressor\u003c\/td\u003e\n\u003ctd\u003e250 Vrms Installed as standard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelay Contact Life\u003c\/td\u003e\n\u003ctd\u003e10,000 cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSlot Requirements\u003c\/td\u003e\n\u003ctd\u003e1 full-height front slot (requires 1 full-height rear I\/O slot)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eEddy-Current Probe Scaling and Rotor Dynamics\u003c\/h3\u003e\n\u003cp\u003eThe 16-channel relay module acts as the physical execution layer for machinery monitoring variables derived from adjacent vibration and position cards. When eddy-current probe scaling detects deviations in peak-to-peak vibration or rotor dynamics displacement, the backplane drives alarm logic flags to this module. Independent contact structures vote on system statuses, tracking sensor baseline variations relative to a targeted -10 VDC gap voltage validation center line. Internal cross-talk suppression paths ensure that fast relay switching actions do not induce capacitive noise or cross-talk spikes onto surrounding low-voltage sensor input backplane buses.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Where can this relay module be placed within the 3500 chassis system?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The 3500\/33 module can be installed in any available full-height slot located to the right of the Transient Data Interface (TDI) Module.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What logic components can be used to program the independent relay outputs?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Each relay features independent Alarm Drive Logic configurable via AND and OR operators using alert\/danger statuses, Not-OK states, or combinations of measured variables from any monitor channel.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eArc Suppression Verification:\u003c\/strong\u003e Ensure external wiring loads conform to the built-in 250 Vrms maximum arc suppressor parameters to prevent contact degradation under heavy inductive loads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlot Positioning Constraints:\u003c\/strong\u003e Always align the front 149986-01 module exactly with its corresponding rear full-height 16-channel relay I\/O module before securing the retention screws.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent and Voltage Restrictions:\u003c\/strong\u003e Maintain field loop demands between the minimum 100 mA at 5 Vdc threshold and the maximum 5 A switching capacity limits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring Routing Isolation:\u003c\/strong\u003e Route high-voltage relay contact circuits through distinct conduit pathways separated from low-voltage eddy-current probe field lines to maintain signal isolation.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":44318256496739,"sku":null,"price":180.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/2775\/3315\/files\/149986-02-2_52404d90-e686-4b3c-9029-01e798ef7f29.jpg?v=1783310380","url":"https:\/\/precisemodule.com\/products\/bently-nevada-149986-01-3500-33-16-channel-relay-module-1","provider":"Precise Module Ltd.","version":"1.0","type":"link"}