{"product_id":"beckhoff-c9900-e805-cp6xxx-cp7xxx-series-push-button-extension","title":"Beckhoff C9900-E805 CP6xxx\/CP7xxx Series Push-Button Extension","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eFacilitating robust physical human-machine interface interaction, the Beckhoff C9900-E805 mounts directly to the right side of CP6x21-00xx and CP7x21-00xx Control Panels and Panel PCs with 15-inch displays. This push-button extension provides operators with tactile physical controls alongside the touchscreen interface. Designed for environments requiring high mechanical feedback, the unit integrates \u003cstrong\u003etwelve customizable square push-buttons\u003c\/strong\u003e and an integrated, directly wireable emergency stop device. By offering two parallel communication paths—integrated serial digital transmission via CP-Link or USB, alongside secondary direct-wiring physical terminals—this hardware extension ensures critical machine execution commands remain highly reliable and deterministically wired back to safety controllers or PLC input cards.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 20px; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized Form Factor:\u003c\/strong\u003e Engineered specifically for right-side mounting on 15-inch Beckhoff control units without built-in keyboards.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIndustrial Control Elements:\u003c\/strong\u003e Equipped with 12 square 30 x 30 mm Siemens Signum push-button keys, each featuring integrated software-controlled signal lamps.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDedicated Safety HMI:\u003c\/strong\u003e Includes 1 heavy-duty Siemens Signum emergency stop button, designed for direct hardwiring into safety-rated control circuits.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual-Channel Interface:\u003c\/strong\u003e Operates primarily over CP-Link or USB for command transmission and signal lamp control, paired with an auxiliary terminal block enabling physical hardwiring of a second normally-open contact for every button.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCustomizable Legend Plates:\u003c\/strong\u003e Clear, slide-in labeling pockets allow localized and application-specific key marking.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 20px; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003eAutomotive assembly line Operator Control Stations (OCS).\u003c\/li\u003e\n  \u003cli\u003eMetalworking machinery and CNC tooling centers requiring physical Cycle Start\/Feed Hold interaction.\u003c\/li\u003e\n  \u003cli\u003ePackaging, sorting, and material handling systems requiring local visual indication and emergency isolation capability.\u003c\/li\u003e\n  \u003cli\u003eExplosive or challenging production areas where wet-glove touch panel operation is supplemented by physical push-buttons.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 1.5rem;\"\u003e\n  \u003ctable style=\"border-collapse: collapse; width: 100%; color: #2d3748;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #1a365d;\"\u003e\n        \u003cth style=\"text-align: left; padding: 8px; font-weight: bold;\"\u003eParameter\u003c\/th\u003e\n        \u003cth style=\"text-align: left; padding: 8px; font-weight: bold;\"\u003eSpecification Value\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eBeckhoff Automation\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eModel Reference\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eC9900-E805\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eProduct Lifecycle Phase\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eService Phase (Legacy\/Replacement Support)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eDisplay Size Compatibility\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e15-inch displays (without keyboard integrations)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eControl Panel Models\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eCP6x21-00xx, CP7x21-00xx Series\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003ePush-Button Element type\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eSiemens Signum, Square 30 x 30 mm\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eTotal Configurable Keys\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e12 Keys with integrated illumination\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eEmergency Stop Element\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e1x Siemens Signum mechanical push-lock turn-reset button\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eCommunication Protocol\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eCP-Link or USB (for primary key state transmission and LED control)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eParallel Contact Interface\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eTerminal strip for direct point-to-point hardwiring (second NO contact)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eEmergency Stop Interface\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eDirect hardwired connection (independent of serial bus)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eCountry of Origin\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eGermany\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eShipping Weight (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e5.00 kg\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eConnections and Interfaces\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 1.5rem;\"\u003e\n  \u003ctable style=\"border-collapse: collapse; width: 100%; color: #2d3748;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #1a365d;\"\u003e\n        \u003cth style=\"text-align: left; padding: 8px; font-weight: bold;\"\u003eInterface Location\u003c\/th\u003e\n        \u003cth style=\"text-align: left; padding: 8px; font-weight: bold;\"\u003eInterface Type\u003c\/th\u003e\n        \u003cth style=\"text-align: left; padding: 8px; font-weight: bold;\"\u003eFunctional Assignment\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eInternal Bus Port\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eCP-Link \/ USB Connector\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eMain interface backplane connection to host Control Panel logic board for key states and LED control.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eRear Access Terminal Strip\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eScrew Clamp\/Push-In Terminal Row\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eDirect physical access to secondary normally-open (NO) contacts for customized safety or legacy PLC wiring.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eE-Stop Dedicated Terminal\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eIndependent Terminal Block\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eIsolated dual-contact routing directly to safety monitoring relays or fail-safe inputs.\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eEmpirical Engineering Insights\u003c\/h3\u003e\n\u003ch4\u003eAlternative Models \u0026amp; Compatibility\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eThe C9900-E805 unit is tailored strictly for 15-inch Control Panels. It cannot be retrofitted to smaller (e.g., 12-inch) or larger (e.g., 19-inch) display housings due to structural mounting spacing and cable harnesses. Since this is in its \u003cstrong\u003eService Phase\u003c\/strong\u003e, existing systems running CP6x21 or CP7x21 hardware should maintain a backup spare of this model. If transitioning to newer CP2xxx or CP3xxx panels, a different generation of push-button extensions is required, as the electrical interface signals differ.\u003c\/p\u003e\n\n\u003ch4\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eWhile the push-buttons are transmitted digitally via CP-Link or USB under normal operation, \u003cem\u003enever\u003c\/em\u003e rely on the USB or CP-Link serial communication pathway for emergency isolation. The emergency stop button must always be hardwired directly from its rear contacts to safety-rated safety relays (such as EL6900 or dedicated safety modules) to meet SIL 3\/Category 4 safety directives.\u003c\/p\u003e\n\n\u003ch4\u003eCommissioning \u0026amp; Wiring Tips\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eWhen configuring the auxiliary terminal rows for dry contact wiring, ensure control wiring does not run parallel to high-voltage, high-frequency motor cables to prevent EMI. Grounding the frame of the associated CP6xxx\/CP7xxx panel via the ground stud is mandatory for the internal digital encoders to operate reliably without signal dropouts.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cdiv style=\"background-color: #fff5f5; border-left: 4px solid #c53030; padding: 15px; margin-bottom: 1.5rem;\"\u003e\n  \u003cstrong style=\"color: #9b2c2c; display: block; margin-bottom: 5px;\"\u003eCRITICAL SAFETY WARNING\u003c\/strong\u003e\n  \u003cp style=\"color: #9b2c2c; margin: 0;\"\u003eIsolate and de-energize all power sources feed to the primary Control Panel or Panel PC and auxiliary terminal strip connections before mechanical integration. Ensure the field bus line is inactive. Discharge electrostatic buildup by grounding yourself to the machine frame before making connections to the internal components.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; flex-direction: column; gap: 15px; margin-bottom: 1.5rem;\"\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 10px;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; min-width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; font-size: 14px;\"\u003e1\u003c\/div\u003e\n    \u003cdiv style=\"color: #2d3748; padding-top: 3px;\"\u003eAffix the mechanical brackets supplied with the C9900-E805 extension to the side bezel of the compatible 15-inch Beckhoff Control Panel. Ensure the seal profiles are properly seated.\u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 10px;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; min-width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; font-size: 14px;\"\u003e2\u003c\/div\u003e\n    \u003cdiv style=\"color: #2d3748; padding-top: 3px;\"\u003eRoute the internal USB or CP-Link data harness into the panel chassis, connecting it firmly to the designated logic board header socket.\u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 10px;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; min-width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; font-size: 14px;\"\u003e3\u003c\/div\u003e\n    \u003cdiv style=\"color: #2d3748; padding-top: 3px;\"\u003eHardwire the emergency stop dual-channel contacts to your local safety logic loop via the terminal row block. Use shielded, twisted-pair wire.\u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 10px;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; min-width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; font-size: 14px;\"\u003e4\u003c\/div\u003e\n    \u003cdiv style=\"color: #2d3748; padding-top: 3px;\"\u003eIf auxiliary discrete physical feedback is required, wire the secondary terminal block lines to your PLC digital input modules. Tighten terminal screws according to specifications.\u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 10px;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; min-width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; font-size: 14px;\"\u003e5\u003c\/div\u003e\n    \u003cdiv style=\"color: #2d3748; padding-top: 3px;\"\u003eReassemble panel enclosure seals, mount the panel housing, re-apply circuit power, and perform functional tests of all illuminated elements and physical transitions.\u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"BECKHOFF","offers":[{"title":"Default Title","offer_id":53106423791979,"sku":"C9900-E805","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/c9900-e805-gfkvrt3le5s.png?v=1776243613","url":"https:\/\/www.plcprotech.com\/pt\/products\/beckhoff-c9900-e805-cp6xxx-cp7xxx-series-push-button-extension","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}