{"product_id":"beckhoff-c9900-e738-cp6xxx-and-cp7xxx-push-button-extension","title":"Beckhoff C9900-E738 CP6xxx and CP7xxx Push-button Extension","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eProviding tactile, hardware-level operator interaction, the \u003cstrong\u003eBeckhoff C9900-E738\u003c\/strong\u003e serves as a right-side mounted push-button extension engineered specifically for 15-inch \u003cstrong\u003eCP6xxx and CP7xxx Control Panels\u003c\/strong\u003e and Panel PCs configured without integrated keyboards. This unit integrates physical manual controls directly alongside the visual interface, bridging industrial software visualization with hard-wired machine operation. It operates in the legacy service phase, serving as a critical direct-fit replacement part for existing industrial control setups.\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; padding-left: 1.5rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eErgonomic Layout:\u003c\/strong\u003e Outfitted with 20 square Siemens Signum push-buttons (30 x 30 mm) equipped with integrated signal lamps.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDedicated Emergency Stop:\u003c\/strong\u003e Features 1 high-visibility Siemens Signum emergency stop key designed for independent safety loop routing.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHybrid Signal Interface:\u003c\/strong\u003e Standard keystrokes and visual lamp signals transmit efficiently via USB, while a built-in terminal strip provides secondary, direct-wired, normally-open (NO) contacts for physical PLC interface options.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInsertable Labels:\u003c\/strong\u003e Slide-in labeling option allows on-site operators to define custom function markings for each button cap.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRugged Enclosure Mounting:\u003c\/strong\u003e Built to lock directly onto the right-hand chassis profile of 15-inch Beckhoff operator interfaces.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eIndustrial Applications\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 1.5rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003eAutomotive assembly lines utilizing CP6x13-00xx and CP7x13-00xx HMI screens.\u003c\/li\u003e\n  \u003cli\u003eMetalworking machinery requiring secondary hard-wired validation paths alongside digital control signals.\u003c\/li\u003e\n  \u003cli\u003eMaterial handling systems and distribution plants requiring high-durability physical start, stop, and emergency override switches.\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; border: 1px solid #e2e8f0;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #2b6cb0;\"\u003e\n        \u003cth style=\"text-align: left; padding: 0.75rem; border: 1px solid #e2e8f0;\"\u003eParameter\u003c\/th\u003e\n        \u003cth style=\"text-align: left; padding: 0.75rem; border: 1px solid #e2e8f0;\"\u003eValue \/ Rating\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 0.75rem; border: 1px solid #e2e8f0; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem; border: 1px solid #e2e8f0;\"\u003eBeckhoff Automation GmbH \u0026amp; Co. KG\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 0.75rem; border: 1px solid #e2e8f0; font-weight: bold;\"\u003eModel Reference\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem; border: 1px solid #e2e8f0;\"\u003eC9900-E738\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 0.75rem; border: 1px solid #e2e8f0; font-weight: bold;\"\u003eCompatible Panels\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem; border: 1px solid #e2e8f0;\"\u003eCP6x13-00xx, CP7x13-00xx (15-inch displays without keyboard)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 0.75rem; border: 1px solid #e2e8f0; font-weight: bold;\"\u003eMounting Location\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem; border: 1px solid #e2e8f0;\"\u003eRight side\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 0.75rem; border: 1px solid #e2e8f0; font-weight: bold;\"\u003ePush-Button Type\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem; border: 1px solid #e2e8f0;\"\u003e20x Siemens Signum square (30 x 30 mm)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 0.75rem; border: 1px solid #e2e8f0; font-weight: bold;\"\u003eEmergency Stop\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem; border: 1px solid #e2e8f0;\"\u003e1x Siemens Signum, direct hard-wired routing supported\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 0.75rem; border: 1px solid #e2e8f0; font-weight: bold;\"\u003eKeystroke Transmission\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem; border: 1px solid #e2e8f0;\"\u003eUSB (1st NO contact) + Terminal Block (2nd NO contact)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 0.75rem; border: 1px solid #e2e8f0; font-weight: bold;\"\u003eSignal Lamp Transmission\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem; border: 1px solid #e2e8f0;\"\u003eUSB transmission interface only\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 0.75rem; border: 1px solid #e2e8f0; font-weight: bold;\"\u003eLifecycle Phase\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem; border: 1px solid #e2e8f0;\"\u003eService Phase (Legacy Replacement Availability)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 0.75rem; border: 1px solid #e2e8f0; font-weight: bold;\"\u003eCountry of Origin\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem; border: 1px solid #e2e8f0;\"\u003eGermany\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 0.75rem; border: 1px solid #e2e8f0; font-weight: bold;\"\u003eShipping Weight (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem; border: 1px solid #e2e8f0;\"\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;\"\u003eThe C9900-E738 is specifically designed to match the physical height and mounting profile of 15-inch Beckhoff displays. When upgrading legacy displays to newer Multi-touch screens, check frame layout changes, as legacy physical extensions like the E738 will not fit the physical mounting tracks of modern C9900 series panels directly without adapter brackets.\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;\"\u003eBecause all signal lamps on this module operate strictly through the USB bus, critical visual safety statuses must not rely solely on these lamps. The safety-related status indications must instead be hard-wired to local indicators. Ensure your host operating system is configured to prevent USB selective suspend, which can cause keypress delays or failure to register signals.\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;\"\u003eTo configure dual-channel safety loops, the primary NO contact can be monitored by the control PC via USB for functional sequencing, while the physical terminal row must be wired back directly to dedicated safety input modules (e.g., Beckhoff EL1904 EtherCAT Terminals) using shielded, twisted-pair cabling to prevent EMI issues inside high-vibration enclosures.\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: SAFETY COMPLIANCE REQUIRED\u003c\/strong\u003e\n  \u003cp style=\"color: #9b2c2c; margin: 0;\"\u003eIsolate all electrical power sources driving the host Panel PC and safety relays before mechanical integration. Ensure the Emergency Stop circuit is independently validated using a functional safety test before commissioning the system for regular machine operation.\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    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; font-weight: bold; border-radius: 50%; min-width: 1.75rem; height: 1.75rem; display: flex; align-items: center; justify-content: center;\"\u003e1\u003c\/div\u003e\n    \u003cp style=\"margin: 0; padding-top: 0.15rem;\"\u003eAlign the guide pins on the C9900-E738 chassis with the mounting groove located on the right side of your 15-inch CP6xxx\/CP7xxx panel.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; font-weight: bold; border-radius: 50%; min-width: 1.75rem; height: 1.75rem; display: flex; align-items: center; justify-content: center;\"\u003e2\u003c\/div\u003e\n    \u003cp style=\"margin: 0; padding-top: 0.15rem;\"\u003eSecure the extension module to the panel housing using the designated internal hex tension fasteners, ensuring uniform pressure to preserve IP protection ratings.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; font-weight: bold; border-radius: 50%; min-width: 1.75rem; height: 1.75rem; display: flex; align-items: center; justify-content: center;\"\u003e3\u003c\/div\u003e\n    \u003cp style=\"margin: 0; padding-top: 0.15rem;\"\u003eRoute the integrated USB interface cable to an unused host-side port on the control PC or active hub.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; font-weight: bold; border-radius: 50%; min-width: 1.75rem; height: 1.75rem; display: flex; align-items: center; justify-content: center;\"\u003e4\u003c\/div\u003e\n    \u003cp style=\"margin: 0; padding-top: 0.15rem;\"\u003eWire the secondary Emergency Stop contact loop from the rear terminal strip directly into your hard-wired physical emergency chain.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"BECKHOFF","offers":[{"title":"Default Title","offer_id":53106437194091,"sku":"C9900-E738","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/c9900-e738-zkhnvxkel3h.png?v=1776243575","url":"https:\/\/www.plcprotech.com\/de\/products\/beckhoff-c9900-e738-cp6xxx-and-cp7xxx-push-button-extension","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}