{"product_id":"beckhoff-epp3744-1041-ethercat-p-box","title":"BECKHOFF EPP3744-1041 EtherCAT P Box","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe BECKHOFF EPP3744-1041 is a high-performance EtherCAT P Box designed for direct measurement of relative and differential air pressure on machinery and equipment. This space-saving module combines four air pressure inputs, six digital inputs, and two digital outputs into a single, highly protected decentralized industrial housing. By integrating pneumatic pressure measurement with multi-channel digital I\/O processing at the machine level, it facilitates simplified system architectures and eliminates long routing of pneumatic tubing.\u003c\/p\u003e\n\n\u003cp\u003eOperating within the EtherCAT P system network, the BECKHOFF EPP3744-1041 integrates high-speed EtherCAT communication and 24 V DC power supply lines (both Us control voltage and Up peripheral power) into a single, unified cable. Connection is established via standard P-coded M8 screw connections, significantly reducing wiring complexity, lowering assembly time, and minimizing the footprint required for installation on physical machines without traditional control cabinets.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eMultifunctional interface containing four air pressure inputs, six digital inputs, and two digital outputs.\u003c\/li\u003e\n  \u003cli\u003eUnified EtherCAT P connectivity combining data transmission and power distribution over dual P-coded M8 ports.\u003c\/li\u003e\n  \u003cli\u003eBroad air pressure measuring capability covering ranges of 0 to 7 bar (0 to 100 psi) and -7 to 7 bar (-100 to 100 psi).\u003c\/li\u003e\n  \u003cli\u003eIndividually short-circuit proof digital outputs capable of delivering up to 0.5 A per channel.\u003c\/li\u003e\n  \u003cli\u003eSupport for Distributed Clocks to enable precise, synchronized measurement cycles across the automation system.\u003c\/li\u003e\n  \u003cli\u003eIntegrated 6 mm push-in pneumatic connections for direct, tool-free tubing installation.\u003c\/li\u003e\n  \u003cli\u003eHigh physical resilience with IP65, IP66, and IP67 ratings, permitting installation in wet, dusty, or harsh operating environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePneumatic monitoring and real-time air pressure control in automated assembly systems.\u003c\/li\u003e\n  \u003cli\u003eDifferential pressure and vacuum detection on pick-and-place end effectors.\u003c\/li\u003e\n  \u003cli\u003eDecentralized machine-mount sensor integration for material handling and conveyor installations.\u003c\/li\u003e\n  \u003cli\u003eDirect machine monitoring in harsh industrial processes requiring high protection class I\/O distribution.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\n\u003ch4\u003eGeneral Specifications\u003c\/h4\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eParameter\u003c\/th\u003e\n      \u003cth\u003eSpecification\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eManufacturer\u003c\/td\u003e\n      \u003ctd\u003eBECKHOFF\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eModel\u003c\/td\u003e\n      \u003ctd\u003eEPP3744-1041\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eProduct Type\u003c\/td\u003e\n      \u003ctd\u003eEtherCAT P Box\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eProtocol\u003c\/td\u003e\n      \u003ctd\u003eEtherCAT\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eDistributed Clocks\u003c\/td\u003e\n      \u003ctd\u003eSupported\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003ePneumatic and Signal Specifications\u003c\/h4\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eParameter\u003c\/th\u003e\n      \u003cth\u003eSpecification\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eNumber of Inputs\u003c\/td\u003e\n      \u003ctd\u003e4 x pressure inputs, 6 x digital inputs\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eNumber of Outputs\u003c\/td\u003e\n      \u003ctd\u003e2 x digital outputs\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003ePressure Signal Type\u003c\/td\u003e\n      \u003ctd\u003eAir pressure\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003ePressure Measuring Range\u003c\/td\u003e\n      \u003ctd\u003e0 to 7 bar (0 to 100 psi) \/ -7 to 7 bar (-100 to 100 psi)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003ePressure Resolution\u003c\/td\u003e\n      \u003ctd\u003e1 mbar per digit\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMeasurement Error \/ Uncertainty\u003c\/td\u003e\n      \u003ctd\u003e3%\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eConversion Time\u003c\/td\u003e\n      \u003ctd\u003eApprox. 3.5 ms\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eInput Filter (Digital Inputs)\u003c\/td\u003e\n      \u003ctd\u003e10 microseconds\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eDigital Input Specification\u003c\/td\u003e\n      \u003ctd\u003eEN 61131-2, type 1\/3\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMax. Output Current\u003c\/td\u003e\n      \u003ctd\u003e0.5 A per channel (individually short-circuit proof)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eOutput Load Types\u003c\/td\u003e\n      \u003ctd\u003eOhmic, inductive, lamp load\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eShort-Circuit Current\u003c\/td\u003e\n      \u003ctd\u003eTypically 1.5 A\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eElectrical and Communication Specifications\u003c\/h4\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eParameter\u003c\/th\u003e\n      \u003cth\u003eSpecification\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eNominal Supply Voltage\u003c\/td\u003e\n      \u003ctd\u003e24 V DC (-15% \/ +20%)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eBus Interface Connection\u003c\/td\u003e\n      \u003ctd\u003e2 x M8 socket, shielded, screw type, P-coded\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eSensor Supply Voltage\u003c\/td\u003e\n      \u003ctd\u003eFrom load supply voltage, max. 0.5 A total (short-circuit proof)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eElectrical Isolation\u003c\/td\u003e\n      \u003ctd\u003e500 V\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eMechanical and Environmental Specifications\u003c\/h4\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eParameter\u003c\/th\u003e\n      \u003cth\u003eSpecification\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eDigital Signal Connection Method\u003c\/td\u003e\n      \u003ctd\u003e4-pin M8\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003ePressure Connection Method\u003c\/td\u003e\n      \u003ctd\u003e6 mm fitting\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eProtection Rating\u003c\/td\u003e\n      \u003ctd\u003eIP65, IP66, IP67 (conforms to EN 60529)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eOperating Temperature\u003c\/td\u003e\n      \u003ctd\u003e-25 to +60 degC\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eStorage Temperature\u003c\/td\u003e\n      \u003ctd\u003e-40 to +85 degC\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eVibration \/ Shock Resistance\u003c\/td\u003e\n      \u003ctd\u003eConforms to EN 60068-2-6 \/ EN 60068-2-27\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eEMC Immunity \/ Emission\u003c\/td\u003e\n      \u003ctd\u003eConforms to EN 61000-6-2 \/ EN 61000-6-4\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eInstallation Position\u003c\/td\u003e\n      \u003ctd\u003eVariable\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eApprovals and Markings\u003c\/td\u003e\n      \u003ctd\u003eCE, UL\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eConnections \/ Interfaces\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eInterface or Terminal\u003c\/th\u003e\n      \u003cth\u003eFunction\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eEtherCAT P Bus Ports\u003c\/td\u003e\n      \u003ctd\u003e2 x M8 sockets, P-coded, screw-type connection (shielded) for incoming and outgoing network\/power\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eDigital I\/O Ports\u003c\/td\u003e\n      \u003ctd\u003eM8 4-pin sockets for connecting digital inputs and digital outputs\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003ePneumatic Ports\u003c\/td\u003e\n      \u003ctd\u003e6 mm push-in pneumatic fittings for air pressure tubes\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n  \u003cli\u003eVerify that the incoming model is the BECKHOFF EPP3744-1041 and matches your system configuration requirements.\u003c\/li\u003e\n  \u003cli\u003eEnsure the electrical power supply to the EtherCAT P line is completely de-energized before mounting or making any connection changes.\u003c\/li\u003e\n  \u003cli\u003eInspect the outer casing, M8 electrical sockets, and pneumatic fittings for any visible physical damage before installation.\u003c\/li\u003e\n  \u003cli\u003eSecurely mount the box directly onto the machine frame using standard mounting screws, ensuring a stable, low-vibration position.\u003c\/li\u003e\n  \u003cli\u003eConnect the pneumatic lines by inserting the 6 mm air tubes firmly into the push-in fittings, verifying a secure and airtight seal.\u003c\/li\u003e\n  \u003cli\u003eAttach the P-coded M8 EtherCAT P cables to the bus sockets and tighten the screw connections to ensure correct grounding and IP-rated sealing.\u003c\/li\u003e\n  \u003cli\u003eWire the digital sensors and actuators to the respective M8 4-pin I\/O sockets.\u003c\/li\u003e\n  \u003cli\u003ePerform system configuration and testing using TwinCAT software to verify correct digital states and accurate real-time pressure measurements.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"BECKHOFF","offers":[{"title":"Default Title","offer_id":53106470715755,"sku":"EPP3744-1041","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/epp3744-1041-nxd1xld2g2o.png?v=1776244752","url":"https:\/\/www.plcprotech.com\/products\/beckhoff-epp3744-1041-ethercat-p-box","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}