{"product_id":"beckhoff-c9900-e784-control-panel-push-button-extension","title":"BECKHOFF C9900-E784 Control Panel Push-Button Extension","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eBECKHOFF C9900-E784\u003c\/strong\u003e is a PLC push-button extension designed for installation below 15-inch display Control Panels and Panel PCs without keyboards, including \u003cstrong\u003eCP6942\u003c\/strong\u003e, \u003cstrong\u003eCP7942\u003c\/strong\u003e, \u003cstrong\u003eCP6242\u003c\/strong\u003e, \u003cstrong\u003eCP6442\u003c\/strong\u003e, \u003cstrong\u003eCP6542\u003c\/strong\u003e, and \u003cstrong\u003eCP7242\u003c\/strong\u003e. Built primarily for machine tool operator interfaces, the \u003cstrong\u003eC9900-E784\u003c\/strong\u003e integrates 16 push-button keys with signal lamps, a directly wireable emergency stop key, a 23-position graycode switch, and a front-accessible 2-port USB A interface protected by IP65 screw caps. All push-buttons and indicator lights communicate via USB, with push-buttons offering an additional directly wireable contact via a terminal row for hardware integration.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIntegrated push-button extension mounted below 15-inch control units\u003c\/li\u003e\n\u003cli\u003e16 push-button keys (30 x 30 mm, Siemens Signum square) with signal lamps and customizable cap labels\u003c\/li\u003e\n\u003cli\u003e1 emergency stop key (Siemens Signum) for direct hardwired safety circuits\u003c\/li\u003e\n\u003cli\u003eDual contact paths per push-button: one normally-open contact via USB and one additional normally-open contact directly wireable via terminal row\u003c\/li\u003e\n\u003cli\u003eUSB-controlled indicator lights and 23-position graycode switch\u003c\/li\u003e\n\u003cli\u003eFront panel equipped with 2-port USB A interface featuring IP65 screw caps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMachine tool control panels and CNC operator interfaces\u003c\/li\u003e\n\u003cli\u003eIndustrial automation operator panels requiring manual control inputs\u003c\/li\u003e\n\u003cli\u003eIndustrial PC extensions for CP6xxx and CP7xxx series Panel PCs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eValue\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBECKHOFF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eC9900-E784\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Hardware\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCP6942, CP7942, CP6242, CP6442, CP6542, CP7242 (15-inch display without keyboard)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePush-Button Keys\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16 keys, 30 x 30 mm, Siemens Signum square, with signal lamp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePush-Button Contacts\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 NO contact via USB; 1 NO contact directly wireable via terminal row\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEmergency Stop Key\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 key, Siemens Signum, directly wireable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSelector Switch\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 graycode switch with 23 positions, controlled via USB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIndicator Lights Control\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eControlled exclusively via USB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFront Interface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2-port USB A interface with IP65 screw cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePanel Integration:\u003c\/strong\u003e Mount the push-button extension directly below the supported 15-inch CP6xxx or CP7xxx series Control Panel or Panel PC.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSB Wiring:\u003c\/strong\u003e Connect the internal USB communication line to the host Control Panel \/ Panel PC for push-button signaling, indicator light control, and graycode switch data.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Row Wiring:\u003c\/strong\u003e Route hardwired secondary normally-open contact lines from the terminal row directly to the PLC or safety control circuits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmergency Stop Wiring:\u003c\/strong\u003e Connect the emergency stop key directly into the machine's safety circuit according to local safety regulations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFront USB Protection:\u003c\/strong\u003e Ensure the front USB screw caps are fully tightened when not in use to maintain IP65 protection against dust and liquids.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"BECKHOFF","offers":[{"title":"Default Title","offer_id":53106417336683,"sku":"C9900-E784","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/c9900-e784-czlzg532kww.png?v=1776243601","url":"https:\/\/www.plcprotech.com\/products\/beckhoff-c9900-e784-control-panel-push-button-extension","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}