{"product_id":"eci-2500-3055","title":"ECI 2500-3055 Additional I\/O Board","description":"\u003cp data-path-to-node=\"1\"\u003eThe \u003cb data-path-to-node=\"1\" data-index-in-node=\"4\"\u003eECI 2500-3055\u003c\/b\u003e is an optical position-sensing board used in \u003cb data-path-to-node=\"1\" data-index-in-node=\"63\"\u003eElectronic Controls, Inc.\u003c\/b\u003e door operator systems. It is the \"twin\" or precursor to the 3056 model, typically utilized to monitor the rotation of the motor or drive shaft. In Canadian elevator maintenance, this assembly is essential for defining the \u003cb data-path-to-node=\"1\" data-index-in-node=\"311\"\u003eSlowdown\u003c\/b\u003e and \u003cb data-path-to-node=\"1\" data-index-in-node=\"324\"\u003eLimit\u003c\/b\u003e points for the door cycle, replacing the need for traditional mechanical \"micro-switches.\"\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\"\u003ePart Number:\u003c\/b\u003e 2500-3055\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\"\u003eDescription:\u003c\/b\u003e Optical Cam \/ Speed Sensor Board\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\"\u003eSensor Type:\u003c\/b\u003e Dual Infrared (IR) Photo-interrupters\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\"\u003eLogic Voltage:\u003c\/b\u003e \u003cb data-path-to-node=\"3,3,0\" data-index-in-node=\"15\"\u003e24V DC\u003c\/b\u003e (Supplied by the door operator controller)\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\"\u003eOutput Type:\u003c\/b\u003e Sourcing\/Sinking pulses based on cam slot interruption\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\"\u003eCompatibility:\u003c\/b\u003e ECI-1000, ECI-1000U, and older VFE\/Mover operators\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 (Feedback \u0026amp; Limits)\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp data-path-to-node=\"6\"\u003eThis board translates the mechanical rotation of the operator into digital signals used by the drive's CPU:\u003c\/p\u003e\n\u003cul data-path-to-node=\"7\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,0,0\"\u003e\u003cb data-path-to-node=\"7,0,0\" data-index-in-node=\"0\"\u003eDigital Limits:\u003c\/b\u003e It generates the \u003cb data-path-to-node=\"7,0,0\" data-index-in-node=\"33\"\u003eDOL (Door Open Limit)\u003c\/b\u003e and \u003cb data-path-to-node=\"7,0,0\" data-index-in-node=\"59\"\u003eDCL (Door Close Limit)\u003c\/b\u003e. Once the sensors detect the solid portion of the cam, the board signals the controller to kill high-speed power.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,1,0\"\u003e\u003cb data-path-to-node=\"7,1,0\" data-index-in-node=\"0\"\u003eSlowdown Detection:\u003c\/b\u003e It identifies the transition from high-speed travel to \"creep speed,\" ensuring the door arrives at the bumpers gently.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,2,0\"\u003e\u003cb data-path-to-node=\"7,2,0\" data-index-in-node=\"0\"\u003eStall Protection:\u003c\/b\u003e If the motor is energized but the 2500-3055 does not detect pulses (meaning the cam isn't turning), the board allows the controller to trigger a \u003cb data-path-to-node=\"7,2,0\" data-index-in-node=\"163\"\u003eStall Fault\u003c\/b\u003e to protect the motor windings.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-path-to-node=\"8\"\u003e\n\u003ch3 data-path-to-node=\"9\"\u003e\u003cb data-path-to-node=\"9\" data-index-in-node=\"0\"\u003eAccessories\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp data-path-to-node=\"10\"\u003eThe 2500-3055 operates as part of a modular feedback loop:\u003c\/p\u003e\n\u003cp data-path-to-node=\"11\"\u003e\u003cb data-path-to-node=\"11\" data-index-in-node=\"0\"\u003eMechanical Interface\u003c\/b\u003e\u003c\/p\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\"\u003eSlotted Cam \/ Encoder Disc:\u003c\/b\u003e The physical disc that rotates through the sensors. Note that different cam profiles (number of slots) are used depending on whether the operator is a \"Long Stroke\" or \"Short Stroke\" design.\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\"\u003eMounting Brackets:\u003c\/b\u003e Specifically designed to align the sensors perfectly over the center of the rotating cam.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"13\"\u003e\u003cb data-path-to-node=\"13\" data-index-in-node=\"0\"\u003eInterconnects\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"14\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"14,0,0\"\u003e\u003cb data-path-to-node=\"14,0,0\" data-index-in-node=\"0\"\u003eHarness Assembly:\u003c\/b\u003e Multi-pin connector that carries the 24V supply and returns the pulse signals to the \u003cb data-path-to-node=\"14,0,0\" data-index-in-node=\"103\"\u003eECI-1000\u003c\/b\u003e main board.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-path-to-node=\"15\"\u003e\n\u003ch3 data-path-to-node=\"16\"\u003e\u003cb data-path-to-node=\"16\" data-index-in-node=\"0\"\u003eField Maintenance \u0026amp; Canadian Code Notes\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul data-path-to-node=\"17\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"17,0,0\"\u003e\u003cb data-path-to-node=\"17,0,0\" data-index-in-node=\"0\"\u003eCleaning Requirements:\u003c\/b\u003e These boards are highly sensitive to \u003cb data-path-to-node=\"17,0,0\" data-index-in-node=\"60\"\u003eCarbon Dust\u003c\/b\u003e from the DC motor brushes. In Canadian machine-room-less (MRL) or tight hoistway applications, dust buildup on the IR sensors will cause \"Short-cycling\" or the doors to reverse unexpectedly. Clean only with dry air or an electronics-safe swab.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"17,1,0\"\u003e\u003cb data-path-to-node=\"17,1,0\" data-index-in-node=\"0\"\u003eB44 Compliance:\u003c\/b\u003e The \u003cb data-path-to-node=\"17,1,0\" data-index-in-node=\"20\"\u003eCSA B44\u003c\/b\u003e code requires precise control over door kinetic energy. If this board sends \"dirty\" signals (due to a loose cam or dusty sensor), the door speed may become erratic, potentially exceeding the \u003cb data-path-to-node=\"17,1,0\" data-index-in-node=\"219\"\u003e10 Joule\u003c\/b\u003e energy limit.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"17,2,0\"\u003e\u003cb data-path-to-node=\"17,2,0\" data-index-in-node=\"0\"\u003eAlignment Check:\u003c\/b\u003e If the door fails to find its \"Home\" position or doesn't slow down, verify the cam disc isn't wobbling. A wobbling disc will clip the edges of the 2500-3055 sensors, leading to intermittent signal loss.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"17,3,0\"\u003e\u003cb data-path-to-node=\"17,3,0\" data-index-in-node=\"0\"\u003eVoltage Testing:\u003c\/b\u003e You should measure a steady \u003cb data-path-to-node=\"17,3,0\" data-index-in-node=\"45\"\u003e24V DC\u003c\/b\u003e at the power pins. When manually turning the motor, the signal pins should toggle between roughly \u003cb data-path-to-node=\"17,3,0\" data-index-in-node=\"150\"\u003e0V and 24V\u003c\/b\u003e as the slots pass through the sensors.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"R.A.M. Parts","offers":[{"title":"Default Title","offer_id":48172000379032,"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_077038e1-b757-4c0b-8b6c-b80e0f94c0c9.jpg?v=1772053126","url":"https:\/\/parts4rem.ca\/products\/eci-2500-3055","provider":"Parts4REM","version":"1.0","type":"link"}