{"product_id":"s7800a2142-honeywell-7800-series-keyboard-display-module-4-line-interface-multi-language","title":"S7800A2142 | Honeywell 7800 Series Keyboard Display Module, 4-Line Interface Multi-Language","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-end=\"444\" data-start=\"90\"\u003eThe Honeywell S7800A2142 is a 4-line keyboard display module (KDM) designed for direct use with all 7800 Series burner control systems. It provides real-time system monitoring, fault annunciation, and configuration capabilities, including Valve Proving and Postpurge programming, with support for ModBus communication and multilingual operation.\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"574\" data-start=\"284\"\u003e \u003c\/p\u003e\n\u003cp class=\"\" data-end=\"574\" data-start=\"284\"\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable style=\"width: 99.964%;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 24.158%;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 75.7088%;\"\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 24.158%;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 75.7088%;\"\u003eHoneywell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 24.158%;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 75.7088%;\"\u003eBurner Management Systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 24.158%;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 75.7088%;\"\u003eS7800A2142\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 24.158%;\"\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 75.7088%;\"\u003eKeyboard Display Modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 24.158%;\"\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 75.7088%;\"\u003e4-line KDM for 7800 Series controls\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 24.158%;\"\u003e\u003cstrong\u003eDisplay Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 75.7088%;\"\u003e4-line alphanumeric LCD display (five-row by 64-column readout)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 24.158%;\"\u003e\u003cstrong\u003eCompatible Systems\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 75.7088%;\"\u003eAll Honeywell 7800 Series Flame Relay modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 24.158%;\"\u003e\u003cstrong\u003eSupply Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 75.7088%;\"\u003e13 VDC peak full-wave rectified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 24.158%;\"\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 75.7088%;\"\u003e7 W \/ 2 VA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 24.158%;\"\u003e\u003cstrong\u003eCommunication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 75.7088%;\"\u003eModBus protocol enabled\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 24.158%;\"\u003e\u003cstrong\u003eLanguage Options\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 75.7088%;\"\u003eEnglish, Spanish, French\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 24.158%;\"\u003e\u003cstrong\u003eProgramming Features\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 75.7088%;\"\u003eValve Proving and Postpurge configuration (password-protected)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 24.158%;\"\u003e\u003cstrong\u003eInterface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 75.7088%;\"\u003eKeypad with menu-driven navigation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 24.158%;\"\u003e\u003cstrong\u003eAnnunciation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 75.7088%;\"\u003eLocal and remote annunciation of operation and fault conditions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 24.158%;\"\u003e\u003cstrong\u003eDiagnostic Capability\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 75.7088%;\"\u003eDisplays first-out fault code, operation data, and burner status\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 24.158%;\"\u003e\u003cstrong\u003eReset Function\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 75.7088%;\"\u003eLocal and remote reset capability\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 24.158%;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 75.7088%;\"\u003e6.25 in (L) × 5 in (W) × 2.2 in (H)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 24.158%;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 75.7088%;\"\u003e0.36 lbs (approx. 0.16 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 24.158%;\"\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 75.7088%;\"\u003e0°F to 140°F (-18°C to +60°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 24.158%;\"\u003e\u003cstrong\u003eStorage Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 75.7088%;\"\u003e-22°F to +158°F (-30°C to +70°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 24.158%;\"\u003e\u003cstrong\u003eMounting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 75.7088%;\"\u003ePanel or door-mounted using built-in bracket\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 24.158%;\"\u003e\u003cstrong\u003eEnclosure Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 75.7088%;\"\u003eNEMA 1 (indoor use)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 24.158%;\"\u003e\u003cstrong\u003eDisplay Functions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 75.7088%;\"\u003eBurner cycle data, lockout causes, diagnostic reports, communication setup\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 24.158%;\"\u003e\u003cstrong\u003eAdditional Features\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 75.7088%;\"\u003e“Call Service” message customization and terminal naming functions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 24.158%;\"\u003e\u003cstrong\u003eTypical Applications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 75.7088%;\"\u003eGas, oil, coal, and combination-fuel single burner control systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 24.158%;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 75.7088%;\"\u003eUL recognized, CSA approved\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\n\u003ch4\u003eInformation About \u003cspan data-sheets-root=\"1\"\u003eS7800A2142\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe S7800A2142 is part of Honeywell’s advanced 7800 Series microprocessor-based burner management system, offering operators an intuitive interface for monitoring and controlling combustion processes. Designed for use with any 7800 Series relay module, it provides a four-line LCD display capable of showing real-time operational data, diagnostic messages, and lockout information. The KDM also supports configuration of advanced system functions such as Valve Proving and Postpurge, secured by password protection to prevent unauthorized adjustments. With built-in ModBus communication, it enables integration into supervisory control networks. The multi-language interface (English, Spanish, French) makes it adaptable for international operations. Compact, durable, and easy to install, the S7800A2142 enhances both operational safety and serviceability within modern burner systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eComprehensive System Interface: Provides real-time access to burner control data, operating status, and fault annunciation for any 7800 Series system.\u003c\/li\u003e\n\u003cli\u003eAdvanced Programming Capability: Allows configuration of Valve Proving and Postpurge timing through secure password-protected settings.\u003c\/li\u003e\n\u003cli\u003eMultilingual Display: Offers user-selectable interface in English, Spanish, or French to support diverse operating environments.\u003c\/li\u003e\n\u003cli\u003eModBus Communication: Enables network integration for remote monitoring, diagnostics, and control communication.\u003c\/li\u003e\n\u003cli\u003eEnhanced Diagnostic Functions: Displays system first-out lockout codes, service instructions, and operational history for simplified troubleshooting.\u003c\/li\u003e\n\u003cli\u003eCustomizable Display Options: Supports naming of terminals, customized lockout messages, and “Call Service” instructions for improved service coordination.\u003c\/li\u003e\n\u003cli\u003eDurable and Compact Design: Features a lightweight, robust enclosure suitable for panel or door mounting in industrial environments.\u003c\/li\u003e\n\u003cli\u003eFlexible Compatibility: Works seamlessly with all Honeywell 7800 Series flame relay modules without additional adapters.\u003c\/li\u003e\n\u003cli\u003eLow Power Consumption: Efficient operation at only 7 W \/ 2 VA from a 13 VDC power source.\u003c\/li\u003e\n\u003cli\u003eProven Industrial Reliability: Designed and certified for use in harsh burner environments with a wide temperature range and consistent performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe S7800A2142 delivers the reliability and precision required for monitoring, configuration, and diagnostics in Honeywell 7800 Series burner management systems.\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":49105098277120,"sku":"S7800A2142","price":1262.73,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/S7800A2142-2.jpg?v=1785540139","url":"https:\/\/alotechparts.com\/products\/s7800a2142-honeywell-7800-series-keyboard-display-module-4-line-interface-multi-language","provider":"Alo Tech Solutions","version":"1.0","type":"link"}