{"product_id":"beckhoff-ej2889-ethercat-plug-in-module-16-channel-digital-output","title":"BECKHOFF EJ2889 Module enfichable EtherCAT sortie numérique 16 canaux","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eEJ2889 (EJ2889)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a high-density EtherCAT plug-in module designed for large-scale industrial automation environments requiring precise ground-switching capabilities. As part of the Beckhoff EJ series, this 16-channel digital output module is engineered to bridge the gap between high-performance IPC control and modular signal distribution. By utilizing the EtherCAT protocol, it ensures microsecond-level synchronization, making it indispensable for high-speed packaging lines, semiconductor manufacturing, and complex assembly cells. Its compact form factor significantly reduces cabinet footprint while the short-circuit proof design ensures maximum system uptime in 24 VDC power distribution networks.\u003c\/p\u003e\n\u003ch3\u003eHardware Architecture and Functional Logic\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eEJ2889\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edistinguishes itself through its unique\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eground switching (0 V DC)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003elogic, which is essential for specific electronic loads and sensor types that require a common return path to be toggled. Unlike standard sourcing outputs, the EJ2889 switches the negative potential, providing a robust solution for diverse load types including ohmic, inductive, and lamp loads.\u003c\/p\u003e\n\u003cp\u003eThe module is integrated into the E-bus communication segment, drawing a typical\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e130 mA\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor internal logic while maintaining\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e500 V electrical isolation\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ebetween the field potential and the E-bus. This galvanic isolation protects sensitive upstream PLC components from field-side electrical interference. With switching times as fast as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e50 microseconds (TON)\u003c\/strong\u003e, it is optimized for high-frequency triggering applications where traditional relay-based systems would fail due to latency and mechanical wear.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eAttribute\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification Details\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eEJ2889\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBECKHOFF\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNumber of Outputs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e16 Channels\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eRated Load Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e24 VDC (-15 % \/ +20 %)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSwitching Logic\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eGround Switching (Negative Switching)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMax Output Current\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.5 A per channel (Short-circuit proof)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eShort-Circuit Current\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eTypically \u0026lt; 7 A\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBreaking Energy\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u0026lt; 100 mJ per channel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSwitching Time (TON)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eTypically 50 microseconds\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSwitching Time (TOFF)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eTypically 200 microseconds\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCurrent Consumption (E-bus)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eTypically 130 mA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eElectrical Isolation\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e500 V (E-bus \/ Field Potential)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-25 to +60 deg C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eStorage Temperature\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-40 to +85 deg C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eApprox. 30 g (Module only)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eApprox. 12 mm x 66 mm x 55 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eTechnical FAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eHow does ground switching in the EJ2889 differ from standard digital outputs?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eStandard outputs (sourcing) switch the +24 VDC line to the load. The\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eEJ2889\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eswitches the 0 VDC (Ground) line. This is critical for controlling specific electronic circuits or legacy hardware that utilizes a constant positive rail and requires a switched ground to complete the circuit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the EJ2889 compatible with inductive loads like solenoids?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The module is rated for inductive loads with an integrated breaking energy capacity of\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e\u0026lt; 100 mJ\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eper channel. However, for high-frequency inductive switching, ensure the flyback energy does not exceed this limit to prevent thermal stress.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat happens during an output short-circuit event?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eEJ2889\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efeatures built-in short-circuit protection. If a fault is detected, the current is limited (typically \u0026lt; 7 A) to prevent damage to the internal trace and the connected load, automatically recovering once the fault condition is cleared.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eInstallation \u0026amp; Wiring Guidelines\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSignal Integrity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eTo minimize Electromagnetic Interference (EMI), ensure that the 24 VDC field supply is adequately decoupled and that the signal cables are routed away from high-voltage AC motor leads.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eThermal Management:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWhen operating all 16 channels at the maximum\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e0.5 A\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eload simultaneously, ensure sufficient airflow within the enclosure. The module is rated for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e-25 to +60 deg C\u003c\/strong\u003e, but maintaining a stable internal cabinet temperature of 40 deg C will significantly extend the component lifecycle.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePin Assignment:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDouble-check the signal mapping on the signal distribution board (Plug-in level). Incorrectly wiring a sourcing load to this ground-switching module will result in a \"normally-on\" state or potential circuit failure.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIndustrial Durability \u0026amp; Performance\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eEJ2889\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis built for the rigors of the modern factory floor. It conforms to\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eEN 60068-2-6\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor vibration resistance and\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eEN 60068-2-27\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor shock resistance, making it suitable for mounting directly on moving machine parts or in high-vibration environments like mining crushers or vibrating feeders. Its IP20 rating requires installation in a protected control cabinet, where it leverages the EtherCAT backplane for seamless data cyclic exchange and diagnostic reporting.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"BECKHOFF","offers":[{"title":"Default Title","offer_id":53106704515435,"sku":"EJ2889","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/ej2889-vizhda2w3mw.png?v=1776244339","url":"https:\/\/www.plcprotech.com\/fr\/products\/beckhoff-ej2889-ethercat-plug-in-module-16-channel-digital-output","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}