{"product_id":"sc-base-t","title":"MCE SC-BASE-T Board","description":"\u003cp data-path-to-node=\"1\"\u003eThe \u003cb data-path-to-node=\"1\" data-index-in-node=\"4\"\u003eSC-BASE-T\u003c\/b\u003e is a main logic and interface motherboard used in \u003cb data-path-to-node=\"1\" data-index-in-node=\"64\"\u003eMotion Control Engineering (MCE)\u003c\/b\u003e legacy controllers (specifically the \u003cb data-path-to-node=\"1\" data-index-in-node=\"134\"\u003eVVMC\u003c\/b\u003e and \u003cb data-path-to-node=\"1\" data-index-in-node=\"143\"\u003eVFMC\u003c\/b\u003e series). It acts as the central hub for signal distribution, safety circuit monitoring, and pilot relay control.\u003c\/p\u003e\n\u003cp data-path-to-node=\"2\"\u003e\u003cb data-path-to-node=\"2\" data-index-in-node=\"0\"\u003eCore Specifications\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"3\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,0,0\"\u003e\u003cb data-path-to-node=\"3,0,0\" data-index-in-node=\"0\"\u003eManufacturer:\u003c\/b\u003e Motion Control Engineering (MCE)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,1,0\"\u003e\u003cb data-path-to-node=\"3,1,0\" data-index-in-node=\"0\"\u003eModel:\u003c\/b\u003e SC-BASE-T\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,2,0\"\u003e\u003cb data-path-to-node=\"3,2,0\" data-index-in-node=\"0\"\u003eType:\u003c\/b\u003e Multi-layered Printed Circuit Board (PCB)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,3,0\"\u003e\u003cb data-path-to-node=\"3,3,0\" data-index-in-node=\"0\"\u003eSupply Voltage:\u003c\/b\u003e 120V AC Logic Power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,4,0\"\u003e\u003cb data-path-to-node=\"3,4,0\" data-index-in-node=\"0\"\u003eLogic Voltage:\u003c\/b\u003e +5V DC, +\/-15V DC (regulated on-board or via ribbon)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,5,0\"\u003e\u003cb data-path-to-node=\"3,5,0\" data-index-in-node=\"0\"\u003eOn-Board Hardware:\u003c\/b\u003e Integrated toggle switches (PFLT Bypass), status LEDs, and high-pin-count ribbon cable headers.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-path-to-node=\"4\"\u003e\n\u003ch3 data-path-to-node=\"5\"\u003e\u003cb data-path-to-node=\"5\" data-index-in-node=\"0\"\u003eElevator Logic\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul data-path-to-node=\"6\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,0,0\"\u003e\u003cb data-path-to-node=\"6,0,0\" data-index-in-node=\"0\"\u003eSafety String Monitoring:\u003c\/b\u003e Processes signals from the hoistway safety loop (terminals 17 through 20). It ensures that the Emergency Stop, Governor, and Final Limit switches are closed before allowing the car to run.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,1,0\"\u003e\u003cb data-path-to-node=\"6,1,0\" data-index-in-node=\"0\"\u003ePhase Fault Bypass:\u003c\/b\u003e Features a dedicated \u003cb data-path-to-node=\"6,1,0\" data-index-in-node=\"41\"\u003ePFLT\u003c\/b\u003e toggle switch that allows the technician to bypass phase-sensing logic for testing purposes.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,2,0\"\u003e\u003cb data-path-to-node=\"6,2,0\" data-index-in-node=\"0\"\u003ePilot Relay Control:\u003c\/b\u003e Manages the firing of the on-board pilot relays (typically small, clear-case relays) that provide the logic-level signal to the main contactors.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,3,0\"\u003e\u003cb data-path-to-node=\"6,3,0\" data-index-in-node=\"0\"\u003eBus Distribution:\u003c\/b\u003e Acts as a backplane that distributes power and data to daughterboards (like the SC-SB series) through fixed headers.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-path-to-node=\"7\"\u003e\n\u003ch3 data-path-to-node=\"8\"\u003e\u003cb data-path-to-node=\"8\" data-index-in-node=\"0\"\u003eAccessories\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul data-path-to-node=\"9\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"9,0,0\"\u003e\u003cb data-path-to-node=\"9,0,0\" data-index-in-node=\"0\"\u003eSC-SB2K \/ SC-SB3K Daughterboards:\u003c\/b\u003e Secondary logic boards that plug directly into the headers on the SC-BASE-T.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"9,1,0\"\u003e\u003cb data-path-to-node=\"9,1,0\" data-index-in-node=\"0\"\u003eRibbon Cables:\u003c\/b\u003e Multi-conductor cables that link the SC-BASE-T to the Main CPU or Dispatching boards.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"9,2,0\"\u003e\u003cb data-path-to-node=\"9,2,0\" data-index-in-node=\"0\"\u003eRelay Clips:\u003c\/b\u003e Plastic retainers used to hold the plug-in\/soldered pilot relays in place against vibration.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-path-to-node=\"10\"\u003e\n\u003ch3 data-path-to-node=\"11\"\u003e\u003cb data-path-to-node=\"11\" data-index-in-node=\"0\"\u003eMaintenance \u0026amp; Code\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul data-path-to-node=\"12\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,0,0\"\u003e\u003cb data-path-to-node=\"12,0,0\" data-index-in-node=\"0\"\u003eB44 Safety Compliance:\u003c\/b\u003e Uses mechanically linked (force-guided) relays for the safety circuit. If a pilot relay on the board sticks, the logic is designed to prevent the next run.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,1,0\"\u003e\u003cb data-path-to-node=\"12,1,0\" data-index-in-node=\"0\"\u003eSolder Joint Inspection:\u003c\/b\u003e Terminal strips for the safety string (17, 18, 19, 20) are subject to high vibration. Inspect the underside of the PCB for \"cold\" or cracked solder joints if intermittent safety faults occur.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,2,0\"\u003e\u003cb data-path-to-node=\"12,2,0\" data-index-in-node=\"0\"\u003eBypass Verification:\u003c\/b\u003e Per code, the \u003cb data-path-to-node=\"12,2,0\" data-index-in-node=\"35\"\u003ePFLT Bypass\u003c\/b\u003e switch must be in the \u003cb data-path-to-node=\"12,2,0\" data-index-in-node=\"69\"\u003eNORMAL\u003c\/b\u003e position for the car to be in service. Ensure this switch hasn't been left in the bypass position after a maintenance visit.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,3,0\"\u003e\u003cb data-path-to-node=\"12,3,0\" data-index-in-node=\"0\"\u003eTerminal Torque:\u003c\/b\u003e Ensure the heavy-gauge field wires landed on the board's terminal strips are tight. Loose connections here can lead to localized heating and delamination of the PCB traces.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"R.A.M. Parts","offers":[{"title":"Default Title","offer_id":48200442937496,"sku":null,"price":0.0,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0741\/4369\/5000\/files\/rn-image_picker_lib_temp_10757a36-840f-469a-8dbf-dce8c290e117.jpg?v=1772725220","url":"https:\/\/parts4rem.ca\/products\/sc-base-t","provider":"Parts4REM","version":"1.0","type":"link"}