{"product_id":"beckhoff-km2004-0002-bus-terminal-module","title":"BECKHOFF KM2004-0002 Bus Terminal Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eBECKHOFF KM2004-0002\u003c\/strong\u003e is a high-density, 32-channel digital output Bus Terminal module designed for space-sensitive industrial automation applications. Operating at 24 V DC, this compact module transmits electrically isolated binary control signals directly from the K-bus to process-level actuators. Its high channel density enables efficient space utilization within standard control cabinets.\u003c\/p\u003e\n\u003cp\u003eThis specific variant, the \u003cstrong\u003eBECKHOFF KM2004-0002\u003c\/strong\u003e, features a pluggable wiring level optimized for 1-wire connection technology. It is equipped with integrated diagnostic LEDs that provide direct status indication for each of the 32 output channels, simplifying local troubleshooting and commissioning.\u003c\/p\u003e\n\u003cp\u003eDesigned for integration within standard Bus Terminal systems, the module combines high performance with physical compactness. It mounts securely alongside standard K-bus terminals, allowing flexible and scalable system expansion.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e32 digital output channels arranged in a high-density, compact form factor.\u003c\/li\u003e\n  \u003cli\u003ePluggable 1-wire connection design for simplified installation and quick wiring replacement.\u003c\/li\u003e\n  \u003cli\u003eIntegrated diagnostic status LEDs for individual channel activity and quick visual troubleshooting.\u003c\/li\u003e\n  \u003cli\u003eShort-circuit proof outputs with built-in reverse voltage protection.\u003c\/li\u003e\n  \u003cli\u003e500 V electrical isolation between the internal K-bus and the field-side potential.\u003c\/li\u003e\n  \u003cli\u003eBroad load compatibility, supporting ohmic, inductive, and lamp loads.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eControl of ohmic, inductive, and lamp loads in process-level machinery.\u003c\/li\u003e\n  \u003cli\u003eHigh-density digital signal control in distributed I\/O systems.\u003c\/li\u003e\n  \u003cli\u003eCompact machine design and assembly lines with limited physical control cabinet space.\u003c\/li\u003e\n  \u003cli\u003eStandard automation architectures utilizing the BECKHOFF K-bus platform.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eModel Code\u003c\/th\u003e\n      \u003cth\u003eDescription\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eKM2004-0000\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eBus Terminal module, 32-channel digital output, 24 V DC, 0.5 A, without connector\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eKM2004-0001\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eBus Terminal module, 32-channel digital output, 24 V DC, 0.5 A, 1-wire connector\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eKM2004-0002\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eBus Terminal module, 32-channel digital output, 24 V DC, 0.5 A, 1-wire connector with status LEDs\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eKM2004-0004\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eBus Terminal module, 32-channel digital output, 24 V DC, 0.5 A, 3-wire connector with status LEDs\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ch4\u003eGeneral\u003c\/h4\u003e\n\u003ctable\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\u003eExact Model\u003c\/td\u003e\n      \u003ctd\u003eKM2004-0002\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eProduct Type\u003c\/td\u003e\n      \u003ctd\u003eBus Terminal Module\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eNumber of Channels\u003c\/td\u003e\n      \u003ctd\u003e32 digital outputs (4 groups of 8 channels)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eProcess Image Bit Width\u003c\/td\u003e\n      \u003ctd\u003e32 outputs\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eElectrical Data\u003c\/h4\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eNominal Voltage\u003c\/td\u003e\n      \u003ctd\u003e24 V DC\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMaximum Output Current\u003c\/td\u003e\n      \u003ctd\u003e0.5 A per channel (short-circuit proof)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eShort-Circuit Current\u003c\/td\u003e\n      \u003ctd\u003eLess than 2 A\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eBreaking Energy\u003c\/td\u003e\n      \u003ctd\u003eLess than 150 mJ per channel\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eSupported Load Types\u003c\/td\u003e\n      \u003ctd\u003eOhmic, inductive, lamp load\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eReverse Voltage Protection\u003c\/td\u003e\n      \u003ctd\u003eYes\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eElectrical Isolation\u003c\/td\u003e\n      \u003ctd\u003e500 V (K-bus to field potential)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCurrent Consumption K-Bus\u003c\/td\u003e\n      \u003ctd\u003etyp. 5 mA\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCurrent Consumption Power Contacts\u003c\/td\u003e\n      \u003ctd\u003eNone (no power contacts utilized)\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eConnection and Mechanical\u003c\/h4\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eConnection Technology\u003c\/td\u003e\n      \u003ctd\u003ePluggable 1-wire connection with status LEDs\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eConductor Cross-Section\u003c\/td\u003e\n      \u003ctd\u003e0.08 to 1.5 mm² (solid or stranded wire)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eStripping Length\u003c\/td\u003e\n      \u003ctd\u003e8 mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eDimensions (W x H x D)\u003c\/td\u003e\n      \u003ctd\u003e75 mm x 100 mm x 55 mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eWeight\u003c\/td\u003e\n      \u003ctd\u003eApprox. 90 g with 1-pin connector\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eInstallation Mounting\u003c\/td\u003e\n      \u003ctd\u003e35 mm DIN rail (conforming to EN 60715) with double slot-and-key lock\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eEnvironmental\u003c\/h4\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eOperating Temperature\u003c\/td\u003e\n      \u003ctd\u003e0 to +55 degC\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eStorage Temperature\u003c\/td\u003e\n      \u003ctd\u003e-25 to +85 degC\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eRelative Humidity\u003c\/td\u003e\n      \u003ctd\u003e95 %, non-condensing\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eVibration and 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 and 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\u003eProtection Class\u003c\/td\u003e\n      \u003ctd\u003eIP20 (variable installation position)\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 \/ Connector\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\u003ePluggable Connectors (1 to 4)\u003c\/td\u003e\n      \u003ctd\u003e1-wire interface groups (8 output channels per pluggable block)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eLED Indicators\u003c\/td\u003e\n      \u003ctd\u003eIndividual channel status feedback (LED illuminated when active)\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\u003eEnsure that the BECKHOFF KM2004-0002 is compatible with your current K-bus coupler or controller model.\u003c\/li\u003e\n  \u003cli\u003eCompletely de-energize the electrical cabinet and all field supplies before starting installation.\u003c\/li\u003e\n  \u003cli\u003eAlign the module with the 35 mm DIN rail (conforming to EN 60715) and press until the locking mechanism engages securely.\u003c\/li\u003e\n  \u003cli\u003eJoin the unit to adjacent Bus Terminals using the double slot-and-key connection on the sides of the terminal housing.\u003c\/li\u003e\n  \u003cli\u003eStrip your connection wires (solid or stranded) to the specified 8 mm length.\u003c\/li\u003e\n  \u003cli\u003eInsert the wires into the pluggable 1-wire terminal blocks according to your wiring schematic, then insert the pluggable blocks into the module housing.\u003c\/li\u003e\n  \u003cli\u003eReapply system power and check the integrated diagnostic LEDs to verify operational state and correct polarity.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003eReplacement Recommendations\u003c\/h3\u003e\n\u003cp\u003eWhen replacing a faulty terminal block, power down the system completely. Carefully label and remove the pluggable 1-wire connectors from the front of the unit without disturbing the field wiring. Release the locking tab from the DIN rail and slide the module out of the slot-and-key configuration. Install the replacement \u003cstrong\u003eBECKHOFF KM2004-0002\u003c\/strong\u003e, slide it to couple with adjacent terminals, reconnect the pluggable terminals, and restore power.\u003c\/p\u003e\n\n\u003ch3\u003eCompliance and Certifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMarkings and Approvals\u003c\/td\u003e\n      \u003ctd\u003eCE\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"BECKHOFF","offers":[{"title":"Default Title","offer_id":53106528682347,"sku":"KM2004-0002","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/KM2004-0002-Beckhoff-Bus-Terminal-module-32-channel-digital-output-24-V-DC-05-A-1-wire-connector-with-LEDs-sgrxrkrelw4.png?v=1776245256","url":"https:\/\/www.plcprotech.com\/products\/beckhoff-km2004-0002-bus-terminal-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}