{"product_id":"beckhoff-c9900-e899-push-button-extension-for-cp6xxx-and-cp7xxx","title":"Beckhoff C9900-E899 Push-Button Extension for CP6xxx and CP7xxx","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eDesigned to extend the physical command interface of 15-inch HMI terminals, the \u003cstrong\u003eBeckhoff C9900-E899\u003c\/strong\u003e mounts seamlessly to the right side of compatible control panels and panel PCs. This rugged push-button extension provides a bridge between tactile physical controls and digital industrial networks. Engineered specifically for \u003cstrong\u003eCP6x23-00xx\u003c\/strong\u003e and \u003cstrong\u003eCP7x23-00xx\u003c\/strong\u003e control panels, it enables local operation and monitoring without requiring a full integrated keyboard. The unit transmits button states over a single USB interface while maintaining physical terminal connections for safety-critical hardware circuits.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eKey Features\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; margin-bottom: 1.5rem; padding-left: 1.5rem;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTactile Control Layout:\u003c\/strong\u003e Outfitted with 20 square Siemens Signum push-buttons (30 x 30 mm) featuring integrated signal lamps.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDedicated Safety Command:\u003c\/strong\u003e Features 1 Siemens Signum emergency stop key, engineered for direct physical wiring to safety circuits.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlexible Signal Transmission:\u003c\/strong\u003e Dual-channel communication path transmits one normally-open (NO) contact over USB, while routing a second NO contact to an accessible terminal row for hardwired safety or PLC integration.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCustomizable Layout:\u003c\/strong\u003e Insertable labels for individual push-button caps allow fast, application-specific marking of functions and processes.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUSB Integrated Lamp Control:\u003c\/strong\u003e Status LED and signal lamp controls are managed cleanly over the primary USB connection.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eApplications\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; margin-bottom: 1.5rem; padding-left: 1.5rem;\"\u003e\n  \u003cli\u003eCustom assembly cells requiring local, physical override switches.\u003c\/li\u003e\n  \u003cli\u003eHeavy industrial control environments integrating 15-inch Beckhoff Panel PCs.\u003c\/li\u003e\n  \u003cli\u003eAutomotive production lines requiring physical emergency stop placement immediately adjacent to the HMI screen.\u003c\/li\u003e\n  \u003cli\u003eTooling machines and CNC setups utilizing CP6xxx and CP7xxx systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\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; font-size: 0.9rem;\"\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; width: 35%;\"\u003eManufacturer\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eBeckhoff Automation GmbH \u0026amp; Co. KG\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eModel Number\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eC9900-E899\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eCompatibility\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e15-inch CP6x23-00xx and CP7x23-00xx Panels and Panel PCs\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eMounting Location\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eRight side of control panel\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003ePush-Buttons\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e20 x Siemens Signum square keys (30 x 30 mm) with signal lamps\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eEmergency Stop\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e1 x Siemens Signum E-stop, directly wireable\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eData Interface\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eUSB (transmits first NO contact of push-buttons and lamp controls)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eHardwire Interface\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eTerminal row (for second physical NO contact per button)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eProduct Lifecycle Phase\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eService phase (legacy support and direct hardware replacements)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eShipping Weight\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e5.0 kg\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eEmpirical Engineering Insights\u003c\/h3\u003e\n\u003ch4 style=\"color: #2b6cb0; margin-top: 1rem; margin-bottom: 0.5rem;\"\u003eAlternative Models \u0026amp; Compatibility\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eBecause this module is currently in its service phase, verify mechanical alignment of retrofitted panels. This extension is engineered specifically for CP6x23 and CP7x23 series 15-inch displays lacking physical keypads; standard keypadded models (such as CP6x13 or CP7x13 series) do not support the chassis mounting tracks of the C9900-E899.\u003c\/p\u003e\n\n\u003ch4 style=\"color: #2b6cb0; margin-top: 1rem; margin-bottom: 0.5rem;\"\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eDo not route safety critical control loops through the USB connection. Although button presses are transmitted over USB, Windows or real-time OS lag can disrupt signal transmission. Always use the built-in secondary terminal row for physical safety logic, interlocking systems, or critical cycle-stop commands.\u003c\/p\u003e\n\n\u003ch4 style=\"color: #2b6cb0; margin-top: 1rem; margin-bottom: 0.5rem;\"\u003eCommissioning \u0026amp; Wiring Tips\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eWhen wiring the terminal row, use shielded control cables to prevent electrical noise coupling into the USB controller PCB. Ensure the panel grounding terminal is connected to the central low-impedance PE busbar to avoid USB connection drops caused by local industrial static charge.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cdiv style=\"background-color: #fff5f5; border-left: 4px solid #c53030; padding: 1rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cstrong style=\"color: #9b2c2c; display: block; margin-bottom: 0.5rem;\"\u003eCRITICAL WARNING\u003c\/strong\u003e\n  \u003cp style=\"color: #9b2c2c; margin: 0; font-size: 0.9rem;\"\u003eDe-energize all primary machine lines, supply voltages, and external safety contacts before mounting or wiring the hardware. Failure to do so can result in electrical shock, machine damage, or unexpected automated startups.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; flex-direction: column; gap: 1rem; color: #2d3748;\"\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cspan style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 1.75rem; height: 1.75rem; display: flex; align-items: center; justify-content: center; font-weight: bold; flex-shrink: 0; font-size: 0.9rem;\"\u003e1\u003c\/span\u003e\n    \u003cp style=\"margin: 0; padding-top: 0.1rem;\"\u003eAlign the C9900-E899 extension unit against the right mounting channel of the CP6x23 or CP7x23 15-inch display frame.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cspan style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 1.75rem; height: 1.75rem; display: flex; align-items: center; justify-content: center; font-weight: bold; flex-shrink: 0; font-size: 0.9rem;\"\u003e2\u003c\/span\u003e\n    \u003cp style=\"margin: 0; padding-top: 0.1rem;\"\u003eSecurely fasten the mechanical retaining brackets according to the panel manual specifications, ensuring the seal remains continuous to preserve IP ingress protection ratings.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cspan style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 1.75rem; height: 1.75rem; display: flex; align-items: center; justify-content: center; font-weight: bold; flex-shrink: 0; font-size: 0.9rem;\"\u003e3\u003c\/span\u003e\n    \u003cp style=\"margin: 0; padding-top: 0.1rem;\"\u003eConnect the integrated USB interface cable to one of the dedicated internal or external USB ports on the Beckhoff Panel controller.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cspan style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 1.75rem; height: 1.75rem; display: flex; align-items: center; justify-content: center; font-weight: bold; flex-shrink: 0; font-size: 0.9rem;\"\u003e4\u003c\/span\u003e\n    \u003cp style=\"margin: 0; padding-top: 0.1rem;\"\u003eWire the Emergency Stop button contacts directly to your local master safety relay circuit via the dedicated terminal blocks.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"BECKHOFF","offers":[{"title":"Default Title","offer_id":53106448040299,"sku":"C9900-E899","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/c9900-e899-g4akw3o4mzl.png?v=1776243648","url":"https:\/\/www.plcprotech.com\/de\/products\/beckhoff-c9900-e899-push-button-extension-for-cp6xxx-and-cp7xxx","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}