{"product_id":"beckhoff-kl2701-bus-terminal","title":"BECKHOFF KL2701 Bus Terminal","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eBECKHOFF KL2701\u003c\/strong\u003e is a single-channel solid-state switch terminal designed for switching AC and DC voltages up to 230 V. As part of the modular Beckhoff Bus Terminal system, the \u003cstrong\u003eKL2701\u003c\/strong\u003e functions as a semiconductor relay with a single make-contact configuration. It integrates into K-bus communication systems, providing an electronic switching option for high-duty-cycle industrial automation environments.\u003c\/p\u003e\n\u003cp\u003eEngineered to handle up to 3 A of steady load current, the terminal includes integrated surge voltage protection to defend against electrical transients. Because it utilizes solid-state switching technology rather than mechanical relay contacts, the \u003cstrong\u003eKL2701\u003c\/strong\u003e offers wear-free, bounce-free, and quiet switching operation with typical switch-off times of 2 to 4 milliseconds, making it suitable for high-frequency switching operations and systems requiring extended mechanical lifetimes.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eSingle-channel electronic switch with a make-contact configuration.\u003c\/li\u003e\n  \u003cli\u003eBroad output switching range supporting 0 to 230 V AC or DC.\u003c\/li\u003e\n  \u003cli\u003eFlexible connection support accommodating 2-wire, 3-wire, or 4-wire connection technology.\u003c\/li\u003e\n  \u003cli\u003eHigh current carrying capacity with a 3 A continuous steady load limit.\u003c\/li\u003e\n  \u003cli\u003eTransient protection with integrated surge voltage protection beginning from 400 V AC.\u003c\/li\u003e\n  \u003cli\u003eCapable of handling transient inrush currents up to 5 A for 20 seconds and 50 A for 100 milliseconds.\u003c\/li\u003e\n  \u003cli\u003eLow K-bus current consumption of typically 65 mA.\u003c\/li\u003e\n  \u003cli\u003eElectronic, wear-free switching for silent and high-frequency applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eControl of AC and DC load elements, including solenoid valves, actuators, contactors, and small motors.\u003c\/li\u003e\n  \u003cli\u003eHigh-duty-cycle switching applications where mechanical contact degradation limits system longevity.\u003c\/li\u003e\n  \u003cli\u003eNoise-sensitive environments requiring silent electrical switching.\u003c\/li\u003e\n  \u003cli\u003eIntegration with K-bus controllers and decentralized I\/O systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth colspan=\"2\"\u003eGeneral Specs\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\u003eKL2701\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eProduct Type\u003c\/td\u003e\n      \u003ctd\u003eBus Terminal\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eConnection Technology\u003c\/td\u003e\n      \u003ctd\u003e2-wire, 3-wire, or 4-wire\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eNumber of Outputs\u003c\/td\u003e\n      \u003ctd\u003e1 x make contact (solid-state switch)\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eElectrical and Switching Data\u003c\/h4\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eNominal Voltage\u003c\/td\u003e\n      \u003ctd\u003e0…230 V AC\/DC\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eLoad Type\u003c\/td\u003e\n      \u003ctd\u003eOhmic, inductive\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMax. Output Current\u003c\/td\u003e\n      \u003ctd\u003e3 A steady load\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003ePeak Current Limits\u003c\/td\u003e\n      \u003ctd\u003e5 A (for 20 s), 50 A (for 100 ms)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eSurge Voltage Protection\u003c\/td\u003e\n      \u003ctd\u003eFrom 400 V AC\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eRecommended Fuse\u003c\/td\u003e\n      \u003ctd\u003e\u0026lt;= 10 A fast fuse\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eContact Resistance\u003c\/td\u003e\n      \u003ctd\u003e0.1 Ohm typical\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eSwitching Speed\u003c\/td\u003e\n      \u003ctd\u003etyp. 1.65 ms, 5 ms max.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eSwitch-off Time\u003c\/td\u003e\n      \u003ctd\u003e2…4 ms\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eLeakage Current (OFF State)\u003c\/td\u003e\n      \u003ctd\u003e\u0026lt;\u0026lt; 1 mA\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eElectrical Isolation\u003c\/td\u003e\n      \u003ctd\u003e500 V (K-bus \/ field voltage), 2500 V AC (1 min.)\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eCommunication and Environment\u003c\/h4\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCurrent Consumption K-bus\u003c\/td\u003e\n      \u003ctd\u003etyp. 65 mA\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCurrent Consumption Power Contacts\u003c\/td\u003e\n      \u003ctd\u003eLeakage and load current only\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eBit Width in Process Image\u003c\/td\u003e\n      \u003ctd\u003e2 outputs\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eConfiguration\u003c\/td\u003e\n      \u003ctd\u003eNo address or configuration setting required\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eWeight\u003c\/td\u003e\n      \u003ctd\u003eApprox. 55 g\u003c\/td\u003e\n    \u003c\/tr\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\u003eProtection Rating\u003c\/td\u003e\n      \u003ctd\u003eIP20\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  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n  \u003cli\u003eEnsure that all field power supplies and K-bus systems are completely de-energized before mounting or servicing the terminal.\u003c\/li\u003e\n  \u003cli\u003eSnap the \u003cstrong\u003eKL2701\u003c\/strong\u003e terminal securely onto a standard 35 mm DIN rail (EN 60715) until the lock is fully engaged and positive contact with neighboring terminals is made.\u003c\/li\u003e\n  \u003cli\u003eEnsure proper K-bus contact connection by aligning the terminal side-by-side with other Bus Terminals.\u003c\/li\u003e\n  \u003cli\u003eConnect field wires according to the specified 2-wire, 3-wire, or 4-wire arrangement. Ensure conductor insulation strip lengths match terminal block standards.\u003c\/li\u003e\n  \u003cli\u003eInstall an external, fast-acting fuse rated at or below 10 A in the load circuit to safeguard the semiconductor switch from short circuits or extreme overload conditions.\u003c\/li\u003e\n  \u003cli\u003eRestore system power and check the operational status through the control processor's process image.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003eReplacement Recommendations\u003c\/h3\u003e\n\u003col\u003e\n  \u003cli\u003ePower down the master K-bus system and isolate all load power supplies before starting the replacement.\u003c\/li\u003e\n  \u003cli\u003eCarefully record or label the wiring paths of all connected field conductors to ensure correct pin matching on the replacement terminal.\u003c\/li\u003e\n  \u003cli\u003eRelease each wire by pressing the integrated tension clamp levers, and slide the wires out.\u003c\/li\u003e\n  \u003cli\u003ePull the terminal release tab to disengage the \u003cstrong\u003eKL2701\u003c\/strong\u003e from the DIN rail and pull it straight out from the module assembly.\u003c\/li\u003e\n  \u003cli\u003eMount the new \u003cstrong\u003eKL2701\u003c\/strong\u003e, reconnect the wiring according to the labeled paths, and re-energize the assembly. No software address configuration is necessary.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"BECKHOFF","offers":[{"title":"Default Title","offer_id":53106584748395,"sku":"KL2701","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/kl2701-2d1odcq1fk3.png?v=1776245140","url":"https:\/\/www.plcprotech.com\/products\/beckhoff-kl2701-bus-terminal","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}