{"product_id":"beckhoff-c9900-e875-cp6xxx-and-cp7xxx-push-button-extension-module","title":"Beckhoff C9900-E875 CP6xxx and CP7xxx Push-Button Extension Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem; line-height: 1.6;\"\u003eDesigned for seamless integration on the right side of \u003cstrong\u003eBeckhoff CP6xxx\u003c\/strong\u003e and \u003cstrong\u003eCP7xxx\u003c\/strong\u003e Control Panels and Panel PCs, the \u003cstrong\u003eC9900-E875\u003c\/strong\u003e push-button extension provides a rugged, tactile physical operator interface for 15-inch displays without keyboards. This industrial-grade extension interface bridges physical emergency stop and operational commands directly into the automation control system, enhancing both safety and operator efficiency on the plant floor.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 1.5rem; margin-bottom: 1.5rem; line-height: 1.6;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTarget Compatibility:\u003c\/strong\u003e Purpose-built for mounting on the right side of Beckhoff CP6x32-00xx and CP7x32-00xx 15-inch display HMI control systems.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTactile Operator Interface:\u003c\/strong\u003e Equipped with 18 high-durability Siemens Signum square keys (30 x 30 mm) complete with integrated signal lamps.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIntegrated Emergency Stop:\u003c\/strong\u003e Includes 1 Siemens Signum emergency stop push-button for direct, hardwired safety integration.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual-Signal Transmission:\u003c\/strong\u003e Push-buttons feature a redundant design transmitting one normally-open (NO) contact via CP-Link or USB, with a second NO contact directly accessible via terminal row hardwiring.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eField-Programmable Labels:\u003c\/strong\u003e Push-button caps support individual marking using insertable labels for clear operator guidance.\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: 1.5rem; margin-bottom: 1.5rem; line-height: 1.6;\"\u003e\n  \u003cli\u003eDiscrete manufacturing execution systems requiring physical start, stop, and cycle control.\u003c\/li\u003e\n  \u003cli\u003eHeavy machinery HMI stations requiring localized hardwired emergency stop integration.\u003c\/li\u003e\n  \u003cli\u003eRetrofitting service phase Beckhoff CP6xxx\/CP7xxx panel installations.\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; border: 1px solid #e2e8f0; font-family: inherit;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #2b6cb0; text-align: left;\"\u003e\n        \u003cth style=\"padding: 0.75rem; font-weight: bold; color: #1a365d;\"\u003eParameter\u003c\/th\u003e\n        \u003cth style=\"padding: 0.75rem; font-weight: bold; color: #1a365d;\"\u003eSpecification\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: 0.75rem; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eBeckhoff Automation\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-E875\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;\"\u003eCompatible Series\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eCP6x32-00xx \u0026amp; CP7x32-00xx (15-inch without keyboard)\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 \/ Panel PC\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-Button Type\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e18 x Siemens 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: 0.75rem; font-weight: bold;\"\u003eEmergency Stop Button\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e1 x Siemens Signum, direct-wired safety channel\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;\"\u003eSignal Transmission\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eCP-Link or USB (Digital signal for 1st NO contact)\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;\"\u003eParallel Hardwiring\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eTerminal row interface for 2nd NO contact\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;\"\u003eSignal Lamp Control\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eExclusively via CP-Link or USB communication\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;\"\u003eStatus Phase\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eService phase (Legacy spare part support)\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 (Calculated)\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\u003eEmpirical Engineering Insights\u003c\/h3\u003e\n\u003ch4\u003eAlternative Models \u0026amp; Compatibility\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem; line-height: 1.6;\"\u003eAs this module is in the official Beckhoff service phase, ensure your target Panel PC or Control Panel has the necessary firmware revision to detect the internal USB\/CP-Link controller. Older CP6x32 architectures may require legacy Windows driver profiles to correctly map all 18 push-button indicators.\u003c\/p\u003e\n\n\u003ch4\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem; line-height: 1.6;\"\u003eWhen active, simultaneous illumination of all 18 signal lamps can load the internal power distribution circuit of the panel HMI. To prevent communication drops over USB, use a high-quality shielded USB connection, or power the host Control Panel through an isolated 24V DC source to avoid ground loop current loops feeding into the signal line.\u003c\/p\u003e\n\n\u003ch4\u003eCommissioning \u0026amp; Wiring Tips\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem; line-height: 1.6;\"\u003eAlways wire the emergency stop button using the direct-wired contact terminal block straight into your safety relay or fail-safe PLC (such as TwinSAFE), rather than relying on the CP-Link\/USB fieldbus signal. This satisfies Cat 4 \/ PL e safety circuit requirements by maintaining hardware-level independence from the HMI OS execution loop.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cdiv style=\"background-color: #fff5f5; border-left: 4px solid #c53030; padding: 1rem; margin-bottom: 1.5rem; border-radius: 4px;\"\u003e\n  \u003cp style=\"color: #9b2c2c; font-weight: bold; margin: 0 0 0.5rem 0;\"\u003eCRITICAL SAFETY WARNING\u003c\/p\u003e\n  \u003cp style=\"color: #9b2c2c; margin: 0; font-size: 0.95rem;\"\u003eBefore mounting or wiring the C9900-E875 extension, verify that the host Control Panel and all associated power supplies are fully de-energized. Failure to disconnect physical power can damage the internal CP-Link\/USB communication transceiver and cause unexpected safety circuit activations.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; align-items: flex-start; margin-bottom: 1rem;\"\u003e\n  \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; width: 1.75rem; height: 1.75rem; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; margin-right: 0.75rem; flex-shrink: 0;\"\u003e1\u003c\/div\u003e\n  \u003cdiv style=\"color: #2d3748; line-height: 1.6;\"\u003eAlign the physical mechanical bracket of the C9900-E875 to the right-hand mounting track of the CP6xxx\/CP7xxx Control Panel. Ensure the sealing gaskets are flush to maintain the enclosure integrity.\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; align-items: flex-start; margin-bottom: 1rem;\"\u003e\n  \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; width: 1.75rem; height: 1.75rem; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; margin-right: 0.75rem; flex-shrink: 0;\"\u003e2\u003c\/div\u003e\n  \u003cdiv style=\"color: #2d3748; line-height: 1.6;\"\u003eSecure the mounting screws using the correct torque specification to avoid distorting the panel framework or compromising the IP rating.\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; align-items: flex-start; margin-bottom: 1rem;\"\u003e\n  \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; width: 1.75rem; height: 1.75rem; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; margin-right: 0.75rem; flex-shrink: 0;\"\u003e3\u003c\/div\u003e\n  \u003cdiv style=\"color: #2d3748; line-height: 1.6;\"\u003eRoute the dual-channel emergency stop wires directly from the terminal row blocks to the safety evaluation unit. Connect the USB or CP-Link physical interface cable to the host control unit.\u003c\/div\u003e\n\u003c\/div\u003e","brand":"BECKHOFF","offers":[{"title":"Default Title","offer_id":53106451612011,"sku":"C9900-E875","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/c9900-e875-gfom3xhwpy3.png?v=1776243635","url":"https:\/\/www.plcprotech.com\/tr\/products\/beckhoff-c9900-e875-cp6xxx-and-cp7xxx-push-button-extension-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}