{"product_id":"epi2338-0002-beckhoff-8-channel-configurable-digital-i-o-io-link-box","title":"EPI2338-0002 BECKHOFF 8-Channel Configurable Digital I\/O IO-Link Box","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eEPI2338-0002 (EPI23380002)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis an ultra-versatile IO-Link device that provides\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e8 digital channels\u003c\/strong\u003e, each of which can be independently configured as either an input or an output. Operating as an\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eIO-Link V1.1 Class B\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edevice, it is designed for decentralized, cabinet-free installation in demanding industrial environments. The\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eClass B\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003einterface is a critical distinction, as it provides an additional, electrically isolated power supply specifically for high-current loads and outputs. This makes the EPI2338-0002 an ideal B2B solution for modular machine building, robotic tooling, and automated production lines where high I\/O density and flexible signal direction are required in an\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eIP67\u003c\/strong\u003e-rated footprint.\u003c\/p\u003e\n\u003ch3\u003eHardware Architecture and Class B Integration\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eEPI2338-0002\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003earchitecture is defined by its \"One-Port-Multi-Signal\" capability. Each of the 8 channels, accessed via\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eM12 screw-type\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003econnectors, can sink or source signals based on the PLC configuration. The module utilizes the high-speed\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eCOM3 (230.4 kbaud)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edata rate to ensure that the process data for all 16 signals (8 inputs + 8 outputs\/diagnostics) is updated with minimal latency.\u003c\/p\u003e\n\u003cp\u003eA key technical feature is the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eIO-Link Class B\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003einterface (M12 A-coded). Unlike Class A, which only provides system power, Class B provides a second, isolated power supply (\u003cspan class=\"math-inline\"\u003e$P24$\u003c\/span\u003e). This\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"math-inline\"\u003e$P24$\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003esupply powers the digital outputs and the sensor supply, ensuring that an electrical fault or short circuit on the output side does not interrupt the IO-Link communication logic (\u003cspan class=\"math-inline\"\u003e$L+$\u003c\/span\u003e). Each output can deliver up to\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e0.5 A\u003c\/strong\u003e, and the module features an adjustable input filter (\u003cstrong\u003e0 to 20 ms\u003c\/strong\u003e) to accommodate various field sensor types.\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\u003eEPI2338-0002\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\u003eProtocol\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIO-Link V1.1 (Class B)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eData Rate\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e230.4 kbaud (COM 3)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eChannel Count\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e8 (Individually configurable as In\/Out)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInterface\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1 x M12 plug (A-coded)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eI\/O Connection\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eM12, screw type\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\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInput Filter\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3.0 ms (Default), adjustable 0–20 ms\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\u003eYes (L+ system \/ P24 peripheral)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temp\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-25 to +60 Celsius\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProtection Rating\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIP65 \/ IP66 \/ IP67\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eDimensions (W x H x D)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e30 mm x 126 mm x 26.5 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\u003eWhat is the advantage of a Class B IO-Link port for this module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eClass B\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eport provides an additional set of pins for auxiliary power (\u003cspan class=\"math-inline\"\u003e$U_2$\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eor\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"math-inline\"\u003e$P24$\u003c\/span\u003e). This allows the digital outputs and sensor supply to draw power from an isolated source. If a machine's Emergency Stop cuts the peripheral power (\u003cspan class=\"math-inline\"\u003e$P24$\u003c\/span\u003e), the module remains \"alive\" on the network via the\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"math-inline\"\u003e$L+$\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003esystem power, allowing it to report the status to the controller.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow is the input\/output direction determined?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe direction is determined via the IO-Link parameterization. In the engineering tool (like TwinCAT), the user defines whether a specific pin should act as a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eType 3\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edigital input or a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e0.5 A\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edigital output. No hardware jumpers are required.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this module support short-circuit diagnostics?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. Every channel is\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eindividually short-circuit proof\u003c\/strong\u003e. The module can report short-circuit or overload conditions back to the IO-Link master, enabling precise identification of faulty field wiring or failed actuators.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eEngineering \u0026amp; Installation Guide\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWiring for IP67:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eTo maintain the environmental seal, M12 connectors should be tightened to a torque of\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e0.6 Nm\u003c\/strong\u003e. Unused I\/O ports must be closed with M12 protective caps. Use high-quality A-coded M12 cables specifically rated for IO-Link Class B to ensure the\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"math-inline\"\u003e$P24$\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003epins are connected.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFilter Optimization:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFor high-speed applications, the input filter can be reduced to\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e0 ms\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003evia IO-Link parameters. However, ensure that the field sensors are high-quality and the cabling is shielded to prevent nuisance triggers from electrical noise.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePower Planning:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe current consumption from\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"math-inline\"\u003e$L+$\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e(system) is typically\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100 mA\u003c\/strong\u003e. Ensure the total load from the 8 outputs does not exceed the capacity of your IO-Link Master's Class B port supply (typically limited by the M12 connector's pin rating).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eEPI2338-0002\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003erepresents the pinnacle of I\/O flexibility. By allowing each port to be configured on the fly, it significantly simplifies spare parts inventory—one module can replace multiple dedicated input or output boxes. Its\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eType 3\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003einput characteristics ensure compatibility with low-power sensors, while the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e0.5 A\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eoutputs are robust enough to drive solenoids, relays, and indicators directly. With its\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e-25 to +60 Celsius\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eoperating range and high shock\/vibration resistance, the EPI2338-0002 provides a resilient, software-configurable I\/O solution for the most modern B2B industrial automation architectures.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"BECKHOFF","offers":[{"title":"Default Title","offer_id":53106699895147,"sku":"EPI2338-0002","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/epi2338-0002-cy1oxosdqzg.png?v=1776244703","url":"https:\/\/www.plcprotech.com\/products\/epi2338-0002-beckhoff-8-channel-configurable-digital-i-o-io-link-box","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}