{"product_id":"bently-nevada-125712-01-4-channel-relay-module","title":"Bently Nevada 125712-01 4-Channel Relay Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e125712-01\u003c\/strong\u003e is a full-height spare component designed to provide four independent relay outputs within the \u003cstrong\u003e3500 Series Machinery Protection System\u003c\/strong\u003e. This module functions by executing highly customizable voting logic directly driven by machine alerts and danger levels across the system enclosure. Each output terminal incorporates specialized Alarm Drive Logic, which can be custom configured with complex AND or OR Boolean expressions using the 3500 Rack Configuration Software to manage specific automated trip signals. It operates reliably when located to the right of the main Rack Interface Module, delivering discrete contact outputs for field control links, emergency stop systems, or external industrial annunciators.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFour fully programmable, independent relay outputs supporting complex localized system voting logic.\u003c\/li\u003e\n\u003cli\u003eConfigurable Alarm Drive Logic utilizing combinational AND\/OR gate selections for flexible machine-state actions.\u003c\/li\u003e\n\u003cli\u003eMulti-channel compatibility accepting alert and danger alarm inputs from any active monitor card in the local rack.\u003c\/li\u003e\n\u003cli\u003eFront-panel visual diagnostics including dedicated LEDs for Module OK, active TX\/RX communications, and individual relay state indicators.\u003c\/li\u003e\n\u003cli\u003eHigh-integrity epoxy-sealed relay hardware utilizing pairs of single-pole double-throw (SPDT) relays in a unified double-pole double-throw (DPDT) physical arrangement.\u003c\/li\u003e\n\u003cli\u003eHardware switch-selectable functionality for setting channels to either Normally Energized (NE) or Normally De-energized (NDE) operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMechanical trip systems and emergency shutdown integration.\u003c\/li\u003e\n\u003cli\u003eAutomated industrial voting logic and alarming systems for large rotating assets.\u003c\/li\u003e\n\u003cli\u003eCritical turbomachinery and industrial compressor protective interlocking networks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003ePart Number \/ Option\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e3500\/32-A01-B00\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4-Channel Relay Module with I\/O Module, No Agency Approvals \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e3500\/32-A01-B01\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4-Channel Relay Module with I\/O Module, CSA\/NRTL\/C Approval \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e125712-01\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSpare 4-Channel Relay Module (Main Board) \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e125720-01\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSpare 4-Channel Relay I\/O Module \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e00580436\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eConnector Header, Internal Termination, 6-position, Green \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eData\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eElectrical\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e6 watts typical \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003eRelay Type\u003c\/td\u003e\n\u003ctd\u003eTwo SPDT relays connected in a DPDT configuration \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003eEnvironmental Sealing\u003c\/td\u003e\n\u003ctd\u003eEpoxy-sealed \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e \u003c\/td\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\u003e\u003cstrong\u003eContact Ratings\u003c\/strong\u003e\u003c\/td\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\u003e \u003c\/td\u003e\n\u003ctd\u003eMax Switched Voltage (dc)\u003c\/td\u003e\n\u003ctd\u003e30 Vdc \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003eMax Switched Voltage (ac)\u003c\/td\u003e\n\u003ctd\u003e250 Vac \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003eMax Switched Power (dc)\u003c\/td\u003e\n\u003ctd\u003e120 W \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003eMax Switched Power (ac)\u003c\/td\u003e\n\u003ctd\u003e600 VA \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003eMinimum Switched Current\u003c\/td\u003e\n\u003ctd\u003e10 mA @ 5 Vdc \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003eContact Life\u003c\/td\u003e\n\u003ctd\u003e100,000 cycles @ 5 A, 24 Vdc or 120 Vac \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnvironmental\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-30 degC to +65 degC (-22 °F to +150 °F) \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 degC to +85 degC (-40 °F to +185 °F) \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003eHumidity\u003c\/td\u003e\n\u003ctd\u003e95%, non-condensing \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMechanical\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMain Module Dimensions (H x W x D)\u003c\/td\u003e\n\u003ctd\u003e241 mm x 24.4 mm x 242 mm (9.50 in x 0.96 in x 9.52 in) \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003eMain Module Weight\u003c\/td\u003e\n\u003ctd\u003e0.7 kg (1.6 lb.) \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003eRack Space (Main Module)\u003c\/td\u003e\n\u003ctd\u003e1 full-height front slot \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003eRack Space (I\/O Module)\u003c\/td\u003e\n\u003ctd\u003e1 full-height rear slot \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eBently Nevada \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eConnections\/Interfaces\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eTerminal Designation\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eFunction\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNormally Closed contact connection terminal for external equipment loops \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eARM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eArmature (Common) contact interface terminal for external field wiring \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNO\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNormally Open contact connection terminal for external equipment loops \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRELAY MODE (Switch)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHardware selector switches for Normally De-energized (NDE) or Normally Energized (NE) mode \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlot Allocation:\u003c\/strong\u003e Position the module in any available full-height slot directly to the right of the 3500 Rack Interface Module.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelay Mode Configuration:\u003c\/strong\u003e Before commissioning, configure individual channel hardware switches located on the module to specify either Normally De-energized (NDE) or Normally Energized (NE) operation based on the field device type.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSoftware Configuration:\u003c\/strong\u003e Use the 3500 Rack Configuration Software to map specific combinations of alert or danger alarms across monitor channels into the module's localized Alarm Drive Logic.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompliance and Certifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEMC Emissions:\u003c\/strong\u003e EN 55011 Class A (Radiated and Conducted Emissions).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEMC Immunity:\u003c\/strong\u003e IEC61000-6-2, EN 61000-4-2 (Electrostatic Discharge Criteria B), ENV 50140 (Radiated Susceptibility Criteria A), ENV 50141 (Conducted Susceptibility Criteria A), EN 61000-4-4 (Electrical Fast Transient Criteria B), EN 61000-4-5 (Surge Capability Criteria B), 61000-4-8 (Magnetic Field Criteria A), EN 61000-4-11 (Voltage Dip Criteria B), ENV 50204 (Radio Telephone Criteria B).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety Requirements:\u003c\/strong\u003e EN 61010-1 Low Voltage Directives.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHazardous Area Approvals:\u003c\/strong\u003e CSA\/NRTL\/C; Class I, Div 2, Groups A, B, C, D; T4 @ Ta = -20 degC to +65 condition. Certification Number: CSA 150268-1002151 (LR 26744).\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":52668304163179,"sku":"125712-01","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/125712-01-3hn5dg1p5b3_b85f00b9-fdb5-4862-9d7a-fff51b8b3767.jpg?v=1765520643","url":"https:\/\/www.plcprotech.com\/products\/bently-nevada-125712-01-4-channel-relay-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}