{"product_id":"beckhoff-kl1889-bus-terminal-series-hd-bus-terminal","title":"BECKHOFF KL1889 Bus Terminal Series HD Bus Terminal","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eEngineered for high-density space conservation in control cabinets, the \u003cstrong\u003eBECKHOFF KL1889\u003c\/strong\u003e is a High-Density (HD) Bus Terminal featuring sixteen digital inputs in a compact 12 mm housing width. Operating with negative switching (sink) logic, this module incorporates 1-wire connection technology, allowing direct connection of sensors and signals to the process image without excessive terminal blocks. Designed for seamless integration into K-bus networks, the \u003cstrong\u003eKL1889\u003c\/strong\u003e enables efficient signal acquisition in restricted spaces while simplifying wiring and minimizing hardware requirements.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eProvides 16 digital inputs within a compact 12 mm mechanical footprint.\u003c\/li\u003e\n  \u003cli\u003eUtilizes negative switching (sink) logic configuration.\u003c\/li\u003e\n  \u003cli\u003eEmploys 1-wire connection technology with direct plug-in connection for solid conductors.\u003c\/li\u003e\n  \u003cli\u003eTool-free termination for solid conductors; simple spring actuation by screwdriver for stranded wires and ferrules.\u003c\/li\u003e\n  \u003cli\u003eIntegrated hardware input filter (typ. 3.0 ms) to suppress line bounce and noise.\u003c\/li\u003e\n  \u003cli\u003eComplete 500 V galvanic isolation between the internal K-bus and the field potential.\u003c\/li\u003e\n  \u003cli\u003eAddress-free configuration for immediate plug-and-play installation within the Bus Coupler process image.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eSpace-constrained decentralized control systems and distribution cabinets.\u003c\/li\u003e\n  \u003cli\u003eAutomated assembly systems, packaging machinery, and material handling lines.\u003c\/li\u003e\n  \u003cli\u003eSensor signal concentration in industrial process automation.\u003c\/li\u003e\n  \u003cli\u003eGeneral manufacturing and PLC I\/O expansion environments.\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\u003eKL1889\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eConnection Technology\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e1-wire\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eNegative switching (sink)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eNumber of Inputs\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e16\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eNominal 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\u003e\"0\" Signal Voltage\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e18 to 30 V\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003e\"1\" Signal Voltage\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e0 to 7 V\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eInput Filter\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003etyp. 3.0 ms\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eInput Current\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003etyp. 3 mA\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eCurrent Consumption (K-bus)\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003etyp. 20 mA\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eCurrent Consumption (Power Contacts)\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003etyp. 4 mA + load\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eElectrical Isolation\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e500 V (K-bus to field potential)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eBit Width in Process Image\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e16 inputs\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eConductor Connection (Solid)\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eDirect plug-in technique (0.08 to 1.5 mm²)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eConductor Connection (Stranded)\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eSpring actuation by screwdriver (0.25 to 1.5 mm²)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eConductor Connection (Ferrule)\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eSpring actuation by screwdriver (0.14 to 0.75 mm²)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eapprox. 55 g\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\u003eRelative Humidity\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e95%, non-condensing\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eVibration \/ Shock Resistance\u003c\/strong\u003e\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\u003e\u003cstrong\u003eEMC Immunity \/ Emission\u003c\/strong\u003e\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\u003e\u003cstrong\u003eProtection Class\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eIP20\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\u003eConnection Type\u003c\/th\u003e\n      \u003cth\u003eConductor Type\u003c\/th\u003e\n      \u003cth\u003eCross-section Range\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eDirect Plug-In\u003c\/td\u003e\n      \u003ctd\u003eSolid Wire\u003c\/td\u003e\n      \u003ctd\u003e0.08 to 1.5 mm²\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eScrewdriver Spring Actuation\u003c\/td\u003e\n      \u003ctd\u003eStranded Wire\u003c\/td\u003e\n      \u003ctd\u003e0.25 to 1.5 mm²\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eScrewdriver Spring Actuation\u003c\/td\u003e\n      \u003ctd\u003eFerrule\u003c\/td\u003e\n      \u003ctd\u003e0.14 to 0.75 mm²\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\u003eEnsure the system power supply is completely disconnected before mounting or removing the terminal.\u003c\/li\u003e\n  \u003cli\u003eMount the module onto a standard 35 mm DIN rail (EN 60715) with vertical or horizontal mounting orientation as required.\u003c\/li\u003e\n  \u003cli\u003eEnsure the side locking mechanism of the bus terminal engages correctly with adjacent terminals to secure reliable K-bus and power contact transmission.\u003c\/li\u003e\n  \u003cli\u003eUtilize appropriate shielding and grounding procedures for sensor lines to prevent electromagnetic interference from distorting input signals.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompliance and Certifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCE\u003c\/li\u003e\n  \u003cli\u003eUL\u003c\/li\u003e\n  \u003cli\u003eEx\u003c\/li\u003e\n  \u003cli\u003eGL\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"BECKHOFF","offers":[{"title":"Default Title","offer_id":53106537169259,"sku":"KL1889","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/KL1889-ubbst0jk1px.png?v=1776245130","url":"https:\/\/www.plcprotech.com\/id\/products\/beckhoff-kl1889-bus-terminal-series-hd-bus-terminal","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}