{"product_id":"beckhoff-epp2349-0021-ethercat-p-box-16-channel-digital-input-or-output-module","title":"Beckhoff EPP2349-0021 EtherCAT P Box 16-channel Digital Input or Output Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eConfigured for demanding decentralized environments, the \u003cstrong\u003eBeckhoff EPP2349-0021\u003c\/strong\u003e EtherCAT P Box serves as a highly versatile, field-mountable solution integrating 16 digital channels that can be individually parameterized as inputs or outputs. This module utilizes EtherCAT P technology, combining high-speed EtherCAT communication and system\/sensor\/load power supplies into a single, specialized four-core M8 cable. Housed in a robust, water-tight enclosure, the device enables direct machine-mount installation without an electrical control cabinet, optimizing cable routing and minimizing signal degradation over long physical runs.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; margin-bottom: 1.5rem; padding-left: 1.5rem;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConfigurable I\/O Architecture:\u003c\/strong\u003e 16 digital channels, each independently operating as a Type 1\/3 digital input or a 0.5 A digital output.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUnified EtherCAT P Interface:\u003c\/strong\u003e Two P-coded M8 shielded sockets integrate control communications and dual 24 V DC power feeds (Us system\/sensor and Up load\/actuator) into a unified line.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRobust Environmental Protection:\u003c\/strong\u003e IP65, IP66, and IP67 ingress protection rating allows mounting directly in wet, dusty, or high-vibration machinery zones.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShort-Circuit Protection:\u003c\/strong\u003e Each output channel is individually short-circuit proof with a collective limit of 3 A across all channels.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Speed Processing:\u003c\/strong\u003e Extremely low input filter response of 10 microseconds combined with rapid output switching times.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; margin-bottom: 1.5rem; padding-left: 1.5rem;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAutomotive Assembly Lines:\u003c\/strong\u003e Direct mounting on robotic end-effectors and robotic arms where cabling volume must be minimized.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackaging and Bottling Machinery:\u003c\/strong\u003e Multi-sensor\/actuator clusters distributed over large machine areas requiring washdown IP67 ratings.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConveyor and Material Handling Systems:\u003c\/strong\u003e Distributed sensor routing and pneumatic valve control along long mechanical spans.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 1.5rem;\"\u003e\n  \u003ctable style=\"border-collapse: collapse; width: 100%; color: #2d3748; border: 1px solid #cbd5e0;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #cbd5e0;\"\u003e\n        \u003cth style=\"padding: 10px; text-align: left; font-weight: bold; border-right: 1px solid #cbd5e0;\"\u003eParameter\u003c\/th\u003e\n        \u003cth style=\"padding: 10px; text-align: left; font-weight: bold;\"\u003eSpecification Value\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #cbd5e0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold; border-right: 1px solid #cbd5e0;\"\u003eManufacturer\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eBeckhoff Automation\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #cbd5e0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold; border-right: 1px solid #cbd5e0;\"\u003eModel \/ Order Number\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eEPP2349-0021\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #cbd5e0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold; border-right: 1px solid #cbd5e0;\"\u003eProtocol\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eEtherCAT\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #cbd5e0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold; border-right: 1px solid #cbd5e0;\"\u003eBus Interface\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e2 x M8 socket, shielded, screw-type, P-coded (EtherCAT P)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #cbd5e0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold; border-right: 1px solid #cbd5e0;\"\u003eDigital Channels\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e16, configurable as inputs or outputs\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #cbd5e0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold; border-right: 1px solid #cbd5e0;\"\u003eI\/O Connection Type\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eM8 x 1, 3-pin, A-coded\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #cbd5e0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold; border-right: 1px solid #cbd5e0;\"\u003eInput Filter Time\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e10 microseconds\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #cbd5e0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold; border-right: 1px solid #cbd5e0;\"\u003eSignal Voltage (0 \/ 1)\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e-3 to +5 V DC \/ 11 to 30 V DC (6 mA typical, EN 61131-2 Type 3)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #cbd5e0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold; border-right: 1px solid #cbd5e0;\"\u003eSensor Supply\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eDerived from load voltage Us, max. 0.5 A total, short-circuit proof\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #cbd5e0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold; border-right: 1px solid #cbd5e0;\"\u003eRated Load Voltage (Up)\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e24 V DC (-15 percent \/ +20 percent)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #cbd5e0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold; border-right: 1px solid #cbd5e0;\"\u003eMax. Output Current\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e0.5 A per channel, individually short-circuit proof, max. 3.0 A aggregate\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #cbd5e0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold; border-right: 1px solid #cbd5e0;\"\u003eSwitching Delays\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eTypical TON: 60 microseconds; typical TOFF: 300 microseconds\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #cbd5e0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold; border-right: 1px solid #cbd5e0;\"\u003eCurrent Consumption from Us\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eTypical 100 mA\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #cbd5e0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold; border-right: 1px solid #cbd5e0;\"\u003eElectrical Isolation\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e500 V\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #cbd5e0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold; border-right: 1px solid #cbd5e0;\"\u003eOperating Temperature Range\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e-25 to +60 degC\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #cbd5e0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold; border-right: 1px solid #cbd5e0;\"\u003eStorage Temperature Range\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e-40 to +85 degC\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #cbd5e0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold; border-right: 1px solid #cbd5e0;\"\u003eIngress Protection\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eIP65, IP66, IP67 (conforms to EN 60529)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #cbd5e0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold; border-right: 1px solid #cbd5e0;\"\u003eStandard Approvals\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eCE, UL\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #cbd5e0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold; border-right: 1px solid #cbd5e0;\"\u003eWeight\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eapprox. 250 g\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #cbd5e0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold; border-right: 1px solid #cbd5e0;\"\u003eShipping Weight (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e2.0 kg\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eConnections and Interfaces\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 1.5rem;\"\u003e\n  \u003ctable style=\"border-collapse: collapse; width: 100%; color: #2d3748; border: 1px solid #cbd5e0;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #cbd5e0;\"\u003e\n        \u003cth style=\"padding: 10px; text-align: left; font-weight: bold; border-right: 1px solid #cbd5e0;\"\u003eConnector \/ Terminal Type\u003c\/th\u003e\n        \u003cth style=\"padding: 10px; text-align: left; font-weight: bold;\"\u003ePin \/ Function Assignment\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #cbd5e0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold; border-right: 1px solid #cbd5e0;\"\u003eEtherCAT P In (M8 P-coded)\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eTransmission\/Reception data pair + Us (System\/Sensor power 24 V DC) and Up (Load\/Actuator power 24 V DC)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #cbd5e0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold; border-right: 1px solid #cbd5e0;\"\u003eEtherCAT P Out (M8 P-coded)\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eDaisy-chain communication and power extension to downstream EtherCAT P modules\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #cbd5e0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold; border-right: 1px solid #cbd5e0;\"\u003eI\/O Channels (M8, 3-pin, A-coded)\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003ePin 1: +24 V DC sensor\/load supply; Pin 3: GND; Pin 4: Configured digital input or output signal line\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eEmpirical Engineering Insights\u003c\/h3\u003e\n\u003ch3\u003eAlternative Models \u0026amp; Compatibility\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eThe EPP2349-0021 uses EtherCAT P (P-coded physical interface). Note that this is not pin-compatible with standard EtherCAT Box units (EP series, such as EP2349) which use separate power injection lines and standard D-coded M8\/M12 cables. System design revisions transitioning from EP to EPP must account for the P-coded infrastructure. TwinCAT 3 requires specific XML Device Description (ESI) files matching the exact firmware version of the EPP2349-0021 to support all dynamic channel configuration properties correctly.\u003c\/p\u003e\n\n\u003ch3\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eWhen daisy-chaining multiple EPP modules, calculate cumulative current drops along both Us (logic\/sensors) and Up (actuators) lines. The physical M8 connectors have a maximum continuous current rating of 3 A. If the sum of sensor and actuator draw exceeds this limit, premature undervoltage faults will occur under heavy inductive loads. For high-speed applications, note that the 10-microsecond input filter limits physical pulses to those with frequencies lower than 50 kHz.\u003c\/p\u003e\n\n\u003ch3\u003eCommissioning \u0026amp; Wiring Tips\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eAlways use original Beckhoff pre-assembled P-coded M8 cables to ensure proper shield termination and IP rating continuity. When setting up in TwinCAT System Manager, configure each of the 16 channels explicitly as an input or output in the process data tab before running scan operations. Verify that the combined sensor current does not trigger the 0.5 A cumulative internal current protection shutdown.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cdiv style=\"background-color: #fff5f5; border-left: 4px solid #c53030; padding: 15px; margin-bottom: 1.5rem;\"\u003e\n  \u003cp style=\"color: #9b2c2c; font-weight: bold; margin: 0 0 5px 0;\"\u003eCRITICAL SAFETY WARNING\u003c\/p\u003e\n  \u003cp style=\"color: #9b2c2c; margin: 0;\"\u003eIsolate all electrical power sources (both Us and Up supply lines) before mounting, cabling, or configuring the EtherCAT P module. Working on live systems can result in permanent hardware damage, high voltage discharge through inductive components, and unintended machine movement.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin-bottom: 1.5rem;\"\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; margin-bottom: 12px;\"\u003e\n    \u003cdiv style=\"display: inline-flex; align-items: center; justify-content: center; min-width: 24px; height: 24px; border-radius: 50%; background-color: #2b6cb0; color: #ffffff; margin-right: 12px; font-weight: bold;\"\u003e1\u003c\/div\u003e\n    \u003cdiv style=\"color: #2d3748;\"\u003eMount the module flat to a clean, structural machine face or bracket using two M3 screws. Avoid applying physical torsion or bending loads to the enclosure.\u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; margin-bottom: 12px;\"\u003e\n    \u003cdiv style=\"display: inline-flex; align-items: center; justify-content: center; min-width: 24px; height: 24px; border-radius: 50%; background-color: #2b6cb0; color: #ffffff; margin-right: 12px; font-weight: bold;\"\u003e2\u003c\/div\u003e\n    \u003cdiv style=\"color: #2d3748;\"\u003eConnect the incoming EtherCAT P cable to the P-coded M8 input port. Hand-tighten the metal locking nut until the seal is completely seated to secure the IP67 protection rating. Do not use excessive force or tools that might damage the threads.\u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; margin-bottom: 12px;\"\u003e\n    \u003cdiv style=\"display: inline-flex; align-items: center; justify-content: center; min-width: 24px; height: 24px; border-radius: 50%; background-color: #2b6cb0; color: #ffffff; margin-right: 12px; font-weight: bold;\"\u003e3\u003c\/div\u003e\n    \u003cdiv style=\"color: #2d3748;\"\u003eRun the out-going EtherCAT P line to downstream modules or insert a certified terminator plug if it is the final node in the local branch.\u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start;\"\u003e\n    \u003cdiv style=\"display: inline-flex; align-items: center; justify-content: center; min-width: 24px; height: 24px; border-radius: 50%; background-color: #2b6cb0; color: #ffffff; margin-right: 12px; font-weight: bold;\"\u003e4\u003c\/div\u003e\n    \u003cdiv style=\"color: #2d3748;\"\u003eAttach sensor and actuator cables to the A-coded M8 I\/O ports. Seal any unused ports with protective plastic M8 caps to keep dust and moisture out of the internal contacts.\u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"BECKHOFF","offers":[{"title":"Default Title","offer_id":53106488901995,"sku":"EPP2349-0021","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/epp2349-0021-0n4x1le1bb2.png?v=1776244741","url":"https:\/\/www.plcprotech.com\/ms\/products\/beckhoff-epp2349-0021-ethercat-p-box-16-channel-digital-input-or-output-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}