{"product_id":"honeywell-s7800a1142-7800-series-keyboard-display-module-valve-proving","title":"Honeywell – S7800A1142 – 7800 Series Keyboard Display Module (Valve Proving)","description":"\u003cp class=\"p1\"\u003eThe \u003cspan class=\"s1\"\u003e\u003cb\u003eHoneywell S7800A1142\u003c\/b\u003e\u003c\/span\u003e is a 2-row, 20-character vacuum fluorescent display module designed for 7800 Series burner control systems. It’s essential for configuring valve-proving functions and offers advanced diagnostics, first-out annunciation, and fault code handling—ideal for OEMs, service technicians, and control panel integrators.\u003c\/p\u003e\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp class=\"p3\"\u003e\u003cb\u003eKey Features:\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\u003cp class=\"p4\"\u003e\u003cspan class=\"s2\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cp class=\"p1\"\u003e\u003cb\u003eManufacturer:\u003c\/b\u003e\u003cspan class=\"s1\"\u003e Honeywell\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eModel \/ P\/N:\u003c\/b\u003e\u003c\/span\u003e S7800A1142 (exact match) \u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003cspan class=\"s2\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eDisplay:\u003c\/b\u003e\u003c\/span\u003e 2-line × 20-character VFD with 24 LEDs for expanded annunciation \u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003cspan class=\"s2\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eFunctionality:\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cp class=\"p1\"\u003ePrograms valve-proving and post-purge on compatible 7800 devices \u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp class=\"p1\"\u003eShows burner sequence timing, hold, and lockout details\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp class=\"p1\"\u003eRemote reset capability and passcode protection\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eDiagnostics:\u003c\/b\u003e\u003c\/span\u003e First-out fault info, custom “Call Service” messaging, and Modbus setup (via S7810 module) \u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003cspan class=\"s2\"\u003e\u003c\/span\u003e\u003cspan class=\"s2\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eConnectivity:\u003c\/b\u003e\u003c\/span\u003e Installs directly onto 7800 Series relay modules or remotely via 203541 connector \u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003cspan class=\"s2\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003ePower Supply:\u003c\/b\u003e\u003c\/span\u003e +13 V DC (provided from host control module) \u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003cspan class=\"s2\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eCertifications:\u003c\/b\u003e\u003c\/span\u003e UL, CSA, FM listed\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":55873699578230,"sku":"EB-286680590160","price":616.55,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0754\/4202\/8857\/files\/57_8a8b6171-916e-4f90-8801-0aa868bb16ab.png?v=1751637718","url":"https:\/\/volt-werk.com\/products\/honeywell-s7800a1142-7800-series-keyboard-display-module-valve-proving","provider":"VOLTWERK Handel","version":"1.0","type":"link"}