{"product_id":"beckhoff-ip2311-b400-fieldbus-box","title":"BECKHOFF IP2311-B400 Fieldbus Box","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eDesigned for distributed machine-mount installations, the \u003cstrong\u003eIP2311-B400\u003c\/strong\u003e fieldbus box facilitates direct, cabinet-free connection of digital signals in rugged industrial environments. This compact I\/O module integrates 4 digital inputs and 4 digital outputs, routing them through standard M8 screw-type connectors for secure wiring to local sensors and actuators. Operating at data transfer rates up to 500 kBaud, the unit handles communications over distances up to 400 meters between modules using specialized LiYCY cabling. The fieldbus interface is established via robust 9-pin M23 connectors, allowing reliable integration into decentralized control architectures. System configuration and diagnostics can be performed seamlessly using the KS2000 software interface.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCabinet-free, decentralized mounting with IP67-rated environmental protection.\u003c\/li\u003e\n  \u003cli\u003eFour digital inputs (24 V DC) featuring a built-in 0.2 ms hardware input filter.\u003c\/li\u003e\n  \u003cli\u003eFour short-circuit-proof digital outputs rated up to 0.5 A per channel.\u003c\/li\u003e\n  \u003cli\u003eTough, glass-fiber reinforced polyamide (PA6) housing material for industrial durability.\u003c\/li\u003e\n  \u003cli\u003eDirect integration with fieldbus systems via dual 9-pin M23 connections (male and female).\u003c\/li\u003e\n  \u003cli\u003eFlexible parameter assignment and diagnostic capabilities supported by the KS2000 configuration tool.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eAutomotive assembly and conveyor lines.\u003c\/li\u003e\n  \u003cli\u003eMaterial handling and sorting automation.\u003c\/li\u003e\n  \u003cli\u003eFood processing and high-moisture packaging zones.\u003c\/li\u003e\n  \u003cli\u003eHeavy machinery and decentralized process control.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eBECKHOFF\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003ePart Number \/ Model\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eIP2311-B400\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eModule Type\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eFieldbus Box (Digital Input\/Output)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eNumber of Channels\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e4 inputs + 4 outputs\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eFieldbus Interface\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e1 x M23 female 9-pin, 1 x M23 male 9-pin\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eData Transfer Rate\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e500 kBaud\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eData Transfer Medium\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eLiYCY 3 x 2 x 0.22 mm² (max. 400 m length)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eInput Filter Time\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e0.2 ms\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003e\"0\" Signal Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e-3 to 5 V DC\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003e\"1\" Signal Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e11 to 30 V DC (6 mA input current, EN 61131-2, type 2)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eSensor Power Supply\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eFrom control voltage, max. 0.5 A total (short-circuit proof)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eRated Load Voltage\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e24 V DC (-15% \/ +20%)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eMax. Output Current\u003c\/strong\u003e\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\u003e\u003cstrong\u003eControl Voltage Power Supply\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e24 V DC (20 to 29 V DC)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eBox Supply Current\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e85 mA + sensor current (max. 0.5 A)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003ePower Connections\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eFeed: 1 x M8 male 4-pin; Downstream: 1 x M8 female 4-pin\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eI\/O Connections\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eM8, screw type\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eHousing Material\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003ePA6 (polyamide)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eProtection Rating\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eIP65 \/ IP66 \/ IP67 (conforms to EN 60529)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e0 to 55 degC\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eStorage Temperature\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e-25 to 85 degC\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eDimensions (W x H x D)\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e30 mm x 210 mm x 26.5 mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eapprox. 350 g\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eConnections and Interfaces\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eInterface Type\u003c\/th\u003e\n      \u003cth\u003eConnector Style\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\u003eFieldbus Input\u003c\/td\u003e\n      \u003ctd\u003eM23 9-pin Male\u003c\/td\u003e\n      \u003ctd\u003eUpstream fieldbus network connection\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eFieldbus Output\u003c\/td\u003e\n      \u003ctd\u003eM23 9-pin Female\u003c\/td\u003e\n      \u003ctd\u003eDownstream fieldbus network connection\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eI\/O Channels\u003c\/td\u003e\n      \u003ctd\u003eM8 Screw Type\u003c\/td\u003e\n      \u003ctd\u003eDirect connection for 4 sensors (inputs) and 4 actuators (outputs)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003ePower Feed\u003c\/td\u003e\n      \u003ctd\u003eM8 4-pin Male\u003c\/td\u003e\n      \u003ctd\u003eIncoming 24 V DC control and load power\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003ePower Downstream\u003c\/td\u003e\n      \u003ctd\u003eM8 4-pin Female\u003c\/td\u003e\n      \u003ctd\u003eLoop-through power supply to adjacent modules\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eMount the module directly on flat machinery surfaces using the 2 pre-molded fixing holes (3.5 mm diameter, suitable for M3 screws).\u003c\/li\u003e\n  \u003cli\u003eEnsure all unused M8 and M23 connections are securely fitted with appropriate IP67 protection caps to prevent moisture ingress.\u003c\/li\u003e\n  \u003cli\u003eMaintain clear pathways for the fieldbus cabling to prevent tight bend radii and mechanical stress on the M23 connectors.\u003c\/li\u003e\n  \u003cli\u003eVerify that the total current draw of the sensors connected to the M8 ports does not exceed the maximum supply limit of 0.5 A.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompliance and Certifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCE Compliance\u003c\/li\u003e\n  \u003cli\u003eEMC Immunity: Conforms to EN 61000-6-2\u003c\/li\u003e\n  \u003cli\u003eEMC Emission: Conforms to EN 61000-6-4\u003c\/li\u003e\n  \u003cli\u003eVibration Resistance: Conforms to EN 60068-2-6\u003c\/li\u003e\n  \u003cli\u003eShock Resistance: Conforms to EN 60068-2-27\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"BECKHOFF","offers":[{"title":"Default Title","offer_id":53106470846827,"sku":"IP2311-B400","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/ip2311-b400-fmqjbk0aoon.png?v=1776245018","url":"https:\/\/www.plcprotech.com\/products\/beckhoff-ip2311-b400-fieldbus-box","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}