{"id":8234489,"date":"2026-10-24T17:32:03","date_gmt":"2026-10-24T17:32:03","guid":{"rendered":"https:\/\/scn.eu\/?post_type=scn_guide&#038;p=8234489"},"modified":"2026-10-24T17:33:56","modified_gmt":"2026-10-24T17:33:56","slug":"hmi-operatorspanel","status":"publish","type":"scn_guide","link":"https:\/\/scn.eu\/sv\/guider\/hmi-operatorspanel\/","title":{"rendered":"HMI och operat\u00f6rspaneler \u2013 s\u00e5 v\u00e4ljer du r\u00e4tt"},"content":{"rendered":"<div class=\"scn-guide\">\n<h1>HMI och operat\u00f6rspaneler \u2013 s\u00e5 v\u00e4ljer du r\u00e4tt<\/h1>\n<p class=\"g-lead\">Operat\u00f6rspanelen \u00e4r det operat\u00f6ren ser av maskinen. H\u00e4r g\u00e5r vi igenom skillnaden mellan HMI-panel och panel-PC, hur panelen kommunicerar med PLC:n och vad du ska t\u00e4nka p\u00e5 kring programvara, larm och fj\u00e4rr\u00e5tkomst.<\/p>\n<div class=\"g-short\"><b class=\"t\">Kort svar<\/b><\/p>\n<ul>\n<li><b>HMI<\/b> \u2013 Human Machine Interface, gr\u00e4nssnittet d\u00e4r operat\u00f6ren ser status, \u00e4ndrar v\u00e4rden och kvitterar larm.<\/li>\n<li><b>HMI-panel<\/b> \u2013 peksk\u00e4rm med f\u00e4rdig HMI-programvara. Enkel, startar snabbt och r\u00e4cker f\u00f6r de flesta maskiner.<\/li>\n<li><b>Panel-PC med SCADA<\/b> \u2013 n\u00e4r du beh\u00f6ver Windows, m\u00e5nga PLC:er, databaser eller egna program.<\/li>\n<li><b>Kommunikation<\/b> \u2013 kontrollera att panelen har drivrutin f\u00f6r din PLC, till exempel Siemens, Rockwell, Omron eller Modbus, eller anv\u00e4nd OPC UA.<\/li>\n<li><b>Fj\u00e4rr\u00e5tkomst<\/b> \u2013 sparar resor, men kr\u00e4ver VPN, personliga konton och loggning.<\/li>\n<\/ul>\n<\/div>\n<h2>Vad \u00e4r en HMI?<\/h2>\n<p>HMI st\u00e5r f\u00f6r Human Machine Interface, gr\u00e4nssnittet mellan m\u00e4nniska och maskin. I praktiken \u00e4r det oftast en peksk\u00e4rm i sk\u00e5pd\u00f6rren som visar maskinens status, m\u00e4tv\u00e4rden, larm och trender, och d\u00e4r operat\u00f6ren startar, stoppar och \u00e4ndrar inst\u00e4llningar. I enkla maskiner r\u00e4cker fortfarande tryckknappar och signallampor.<\/p>\n<p>HMI:n styr inte maskinen sj\u00e4lv \u2013 det g\u00f6r PLC:n. Panelen l\u00e4ser och skriver variabler, s\u00e5 kallade taggar, i PLC:n. D\u00e4rf\u00f6r kan panelen bytas utan att styrlogiken \u00e4ndras. S\u00e4kerhetsfunktioner som n\u00f6dstopp ska alltid vara h\u00e5rdkopplade i s\u00e4kerhetskretsen, aldrig en knapp p\u00e5 sk\u00e4rmen.<\/p>\n<figure><img loading=\"lazy\" src=\"https:\/\/scn.eu\/wp-content\/uploads\/2026\/10\/scn-guide-hmi-f1-sv.webp\" alt=\"HMI-panelen l\u00e4ser och skriver taggar i PLC:n, skickar data till SCADA via OPC UA och n\u00e5s p\u00e5 distans via en VPN-router\" width=\"1520\" height=\"544\" loading=\"lazy\" decoding=\"async\"><figcaption>HMI-panelen visar och \u00e4ndrar v\u00e4rden i PLC:n. Styrning och s\u00e4kerhetsfunktioner ligger i PLC:n och s\u00e4kerhetskretsen.<\/figcaption><\/figure>\n<h2>HMI-panel eller panel-PC med SCADA?<\/h2>\n<div class=\"g-tbl\">\n<table>\n<thead>\n<tr>\n<th>Egenskap<\/th>\n<th>HMI-panel<\/th>\n<th>Panel-PC med SCADA-programvara<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td class=\"n\">Operativsystem<\/td>\n<td>Inbyggt operativsystem som du inte beh\u00f6ver underh\u00e5lla<\/td>\n<td>Windows eller Linux<\/td>\n<\/tr>\n<tr>\n<td class=\"n\">Programvara<\/td>\n<td>Tillverkarens konfigurationsverktyg<\/td>\n<td>SCADA- eller HMI-program med runtime-licens<\/td>\n<\/tr>\n<tr>\n<td class=\"n\">Passar f\u00f6r<\/td>\n<td>En maskin eller linje med en eller n\u00e5gra PLC:er<\/td>\n<td>Flera maskiner, databaser, rapporter och MES<\/td>\n<\/tr>\n<tr>\n<td class=\"n\">Underh\u00e5ll<\/td>\n<td>Startar snabbt, f\u00e5 uppdateringar<\/td>\n<td>Kr\u00e4ver s\u00e4kerhetsuppdateringar och IT-underh\u00e5ll<\/td>\n<\/tr>\n<tr>\n<td class=\"n\">Pris<\/td>\n<td>L\u00e4gre<\/td>\n<td>H\u00f6gre, men mer flexibelt<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>Gr\u00e4nsen suddas ut. Moderna HMI-paneler kan visa webbsidor, logga till databaser och ibland k\u00f6ra PLC-program enligt IEC 61131-3 med CODESYS. Det finns ocks\u00e5 sk\u00e4rml\u00f6sa HMI-servrar f\u00f6r DIN-skena som visar gr\u00e4nssnittet p\u00e5 surfplattor eller vanliga sk\u00e4rmar. Sk\u00e4rmstorlek, pekteknik och IP-klass g\u00e5r vi igenom i guiden om panel-PC.<\/p>\n<h2>Kommunikation med PLC:n<\/h2>\n<p>Panelen kommunicerar med PLC:n via en drivrutin f\u00f6r PLC:ns protokoll. Det \u00e4r det f\u00f6rsta du ska kontrollera: finns det en drivrutin f\u00f6r just din PLC-familj, och via vilket gr\u00e4nssnitt?<\/p>\n<div class=\"g-tbl\">\n<table>\n<thead>\n<tr>\n<th>PLC eller protokoll<\/th>\n<th>Vanlig anslutning<\/th>\n<th>T\u00e4nk p\u00e5<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td class=\"n\">Siemens S7-1200 och S7-1500<\/td>\n<td>Ethernet<\/td>\n<td>Klarar panelen optimerade datablock, eller m\u00e5ste PUT\/GET till\u00e5tas i PLC:n?<\/td>\n<\/tr>\n<tr>\n<td class=\"n\">Siemens S7-300 och S7-400<\/td>\n<td>MPI, PROFIBUS eller Ethernet<\/td>\n<td>\u00c4ldre anl\u00e4ggningar har ofta bara MPI<\/td>\n<\/tr>\n<tr>\n<td class=\"n\">Rockwell (Allen-Bradley)<\/td>\n<td>EtherNet\/IP<\/td>\n<td>Taggar kan ofta l\u00e4sas med namn direkt fr\u00e5n PLC-projektet<\/td>\n<\/tr>\n<tr>\n<td class=\"n\">Omron<\/td>\n<td>EtherNet\/IP eller FINS<\/td>\n<td>V\u00e4lj drivrutin efter PLC-serie<\/td>\n<\/tr>\n<tr>\n<td class=\"n\">Modbus RTU och Modbus TCP<\/td>\n<td>RS-485 eller Ethernet<\/td>\n<td>Fungerar med n\u00e4stan allt, men kr\u00e4ver en registerlista<\/td>\n<\/tr>\n<tr>\n<td class=\"n\">OPC UA<\/td>\n<td>Ethernet<\/td>\n<td>Leverant\u00f6rsoberoende med inbyggd s\u00e4kerhet, vanligt mot SCADA och MES<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>M\u00e5nga paneler kan kommunicera med flera PLC:er samtidigt och fungera som en enkel gateway mellan protokollen. Mer om protokollen finns i v\u00e5r guide om industriella protokoll.<\/p>\n<h2>Programvara, larm, recept och loggning<\/h2>\n<p>Varje tillverkare har sitt eget konfigurationsprogram, till exempel EasyBuilder Pro f\u00f6r Weintek och Movicon f\u00f6r Yaskawas paneler. J\u00e4mf\u00f6r licensmodellen: utvecklingsverktyget \u00e4r ofta gratis f\u00f6r HMI-paneler, medan SCADA-programvara brukar ha en runtime-licens som beror p\u00e5 antalet taggar. Kontrollera ocks\u00e5 att projektet kan simuleras p\u00e5 en PC och att gr\u00e4nssnittet kan visas p\u00e5 flera spr\u00e5k.<\/p>\n<ul>\n<li><b>Larm<\/b> \u2013 prioriteter, kvittering och larmhistorik. IEC 62682, som bygger p\u00e5 ISA-18.2, beskriver hur larmhanteringen planeras s\u00e5 att operat\u00f6ren inte dr\u00e4nks i larm.<\/li>\n<li><b>Recept<\/b> \u2013 parametrar f\u00f6r olika produkter sparas i panelen och skickas till PLC:n vid produktbyte.<\/li>\n<li><b>Loggning och trender<\/b> \u2013 m\u00e4tv\u00e4rden sparas p\u00e5 SD-kort, USB-minne eller i en databas. I l\u00e4kemedelsindustrin kr\u00e4ver FDA 21 CFR Part 11 beh\u00f6righetskontroll och \u00e4ndringslogg (audit trail).<\/li>\n<li><b>Processbilder<\/b> \u2013 ISA-101 ger riktlinjer f\u00f6r tydliga bilder: neutrala f\u00e4rger som grund och starka f\u00e4rger bara f\u00f6r avvikelser.<\/li>\n<\/ul>\n<h2>Fj\u00e4rr\u00e5tkomst och s\u00e4kerhet<\/h2>\n<p>Med fj\u00e4rr\u00e5tkomst kan maskinbyggaren fels\u00f6ka och uppdatera programmet utan att resa till kunden. Vissa paneler har en inbyggd tj\u00e4nst f\u00f6r fj\u00e4rr\u00e5tkomst, andra ansluts via en VPN-router. Grundreglerna \u00e4r desamma:<\/p>\n<ul>\n<li>\u00d6ppna aldrig en port i brandv\u00e4ggen direkt mot panelen. Anv\u00e4nd en krypterad VPN-tunnel.<\/li>\n<li>Anv\u00e4nd personliga konton och tv\u00e5faktorsautentisering, och byt alla standardl\u00f6senord.<\/li>\n<li>H\u00e5ll maskinn\u00e4tet skilt fr\u00e5n kontorsn\u00e4tet.<\/li>\n<li>L\u00e5t kunden styra n\u00e4r fj\u00e4rr\u00e5tkomsten \u00e4r aktiv, och logga vem som har varit inkopplad.<\/li>\n<\/ul>\n<p>Kraven i IEC 62443 och NIS2 beskriver vi i en egen guide om cybers\u00e4kerhet f\u00f6r industriella n\u00e4tverk.<\/p>\n<h2>Montering och mobila displayer<\/h2>\n<p>En HMI-panel monteras normalt i ett urtag i sk\u00e5pd\u00f6rren, med IP65 eller IP66 p\u00e5 fronten. D\u00e4r operat\u00f6ren beh\u00f6ver r\u00f6ra sig runt maskinen anv\u00e4nds handh\u00e5llna paneler med n\u00f6dstopp och aktiveringsdon med tre l\u00e4gen, anslutna via en kopplingsbox.<\/p>\n<p>I kranar, skogsmaskiner, gruvmaskiner och truckar anv\u00e4nds robusta displayer med CAN och protokoll som SAE J1939 eller CANopen, matning med 12 eller 24 V och E-m\u00e4rkning. Sk\u00e4rmen ska synas i solljus och g\u00e5 att dimra p\u00e5 natten. Fysiska knappar \u00e4r en f\u00f6rdel n\u00e4r f\u00f6raren har handskar eller maskinen skakar.<\/p>\n<h2>Fem vanliga misstag<\/h2>\n<ol class=\"g-pit\">\n<li><b>N\u00f6dstopp i peksk\u00e4rmen.<\/b> S\u00e4kerhetsfunktioner ska vara h\u00e5rdkopplade i s\u00e4kerhetskretsen, aldrig en knapp i HMI-programmet.<\/li>\n<li><b>Drivrutinen kontrolleras f\u00f6r sent.<\/b> En panel utan drivrutin f\u00f6r din PLC blir en dyr \u00f6verraskning vid drifts\u00e4ttningen.<\/li>\n<li><b>F\u00f6r m\u00e5nga larm.<\/b> N\u00e4r allt larmar slutar operat\u00f6ren l\u00e4sa. Ta bort larm som inte kr\u00e4ver en \u00e5tg\u00e4rd.<\/li>\n<li><b>\u00d6ppen port mot internet.<\/b> Portvidarebefordran direkt till panelen \u00e4r en vanlig v\u00e4g in f\u00f6r angripare.<\/li>\n<li><b>Projektfilen saknas.<\/b> Utan k\u00e4llfil och l\u00f6senord kan panelen varken \u00e4ndras eller ers\u00e4ttas. Spara projektet i versionshantering.<\/li>\n<\/ol>\n<h2>Operat\u00f6rspaneler hos SCN<\/h2>\n<p>Vi har operat\u00f6rspaneler fr\u00e5n Yaskawa och Weintek \u2013 fr\u00e5n 4,3-tums paneler till 21,5-tums Full HD, handh\u00e5llna HMI och sk\u00e4rml\u00f6sa HMI-servrar f\u00f6r DIN-skena. F\u00f6r fordon och mobila maskiner finns robusta displayer och panel-PC fr\u00e5n bland andra Winmate.<\/p>\n<h3>Exempel ur v\u00e5rt sortiment<\/h3>\n<div class=\"g-prod\"><a class=\"g-pc\" href=\"https:\/\/scn.eu\/sv\/produkt\/ha1-71a41-0-sv\/\"><img loading=\"lazy\" src=\"https:\/\/scn.eu\/wp-content\/uploads\/2025\/01\/HA1-71A41-0.jpg\" alt=\"Yaskawa TP310-SM operat\u00f6rspanel\" width=\"800\" height=\"800\" loading=\"lazy\" decoding=\"async\"><span class=\"g-pb\">Yaskawa<\/span><span class=\"g-pn\">TP310-SM operat\u00f6rspanel<\/span><span class=\"g-pw\">10,1-tums operat\u00f6rspanel med IP66-front, Movicon CE och b\u00e5de RS-232\/422\/485 och Ethernet f\u00f6r anslutning till PLC.<\/span><\/a><a class=\"g-pc\" href=\"https:\/\/scn.eu\/sv\/produkt\/cmt3072xp-sv\/\"><img loading=\"lazy\" src=\"https:\/\/scn.eu\/wp-content\/uploads\/2026\/10\/weintek-cmt3072xp-main.webp\" alt=\"Weintek cMT3072XP HMI med 7-tums kapacitiv sk\u00e4rm\" width=\"800\" height=\"800\" loading=\"lazy\" decoding=\"async\"><span class=\"g-pb\">Weintek<\/span><span class=\"g-pn\">cMT3072XP HMI med 7-tums kapacitiv sk\u00e4rm<\/span><span class=\"g-pw\">7-tums HMI med kapacitiv peksk\u00e4rm bakom h\u00e4rdat glas, IP66-front och CAN med CANopen och SAE J1939.<\/span><\/a><a class=\"g-pc\" href=\"https:\/\/scn.eu\/sv\/produkt\/fm10-sv\/\"><img loading=\"lazy\" src=\"https:\/\/scn.eu\/wp-content\/uploads\/2025\/01\/FM10.jpg\" alt=\"Winmate FM10 \u2013 10-tums PPC med fullst\u00e4ndig IP65-klassning\" width=\"800\" height=\"800\" loading=\"lazy\" decoding=\"async\"><span class=\"g-pb\">Winmate<\/span><span class=\"g-pn\">FM10 \u2013 10-tums PPC med fullst\u00e4ndig IP65-klassning<\/span><span class=\"g-pw\">Robust 10-tums fordonsdator med IP65, CAN och \u221230 till 60 \u00b0C, f\u00f6r truckar, lager och skogsmaskiner.<\/span><\/a><\/div>\n<div class=\"g-links\"><a href=\"https:\/\/scn.eu\/sv\/produkt-kategori\/produkter-sv\/control-systems-sv\/hmi-sv\/\">HMI och operat\u00f6rspaneler<\/a><a href=\"https:\/\/scn.eu\/sv\/produkt-kategori\/produkter-sv\/control-systems-sv\/hmi-sv\/hmi-panels-sv\/\">HMI-paneler<\/a><a href=\"https:\/\/scn.eu\/sv\/produkt-kategori\/produkter-sv\/control-systems-sv\/plc-systems-sv\/\">PLC-system<\/a><a href=\"https:\/\/scn.eu\/sv\/produkt-kategori\/produkter-sv\/industrial-computers-sv\/panel-pc-sv\/\">Panel-PC<\/a><a href=\"https:\/\/scn.eu\/sv\/produkt-kategori\/produkter-sv\/industrial-computers-sv\/panel-pc-sv\/vehicle-panel-pc-sv\/\">Panel-PC f\u00f6r fordon<\/a><a href=\"https:\/\/scn.eu\/sv\/produkt-kategori\/produkter-sv\/network-products-sv\/vpn-routers-sv\/\">VPN-routrar<\/a><\/div>\n<div class=\"g-cta\">\n<p>Vill du veta vilken panel som passar din PLC och din milj\u00f6? Fr\u00e5ga en av v\u00e5ra ingenj\u00f6rer \u2013 du f\u00e5r svar inom 24 timmar.<\/p>\n<p><a href=\"https:\/\/scn.eu\/sv\/kontakt\/\">Fr\u00e5ga en ingenj\u00f6r<\/a><\/div>\n<h2>Vanliga fr\u00e5gor<\/h2>\n<details>\n<summary>Vad betyder HMI?<\/summary>\n<p>Human Machine Interface, gr\u00e4nssnittet mellan m\u00e4nniska och maskin. Oftast en peksk\u00e4rm d\u00e4r operat\u00f6ren ser status, \u00e4ndrar inst\u00e4llningar och kvitterar larm.<\/p>\n<\/details>\n<details>\n<summary>Vad \u00e4r skillnaden mellan HMI och SCADA?<\/summary>\n<p>En HMI \u00e4r oftast en lokal panel vid en maskin. SCADA \u00e4r ett \u00f6verordnat system som samlar in data fr\u00e5n m\u00e5nga maskiner eller stationer, med larmhantering, historik och rapporter.<\/p>\n<\/details>\n<details>\n<summary>Fungerar en HMI-panel med Siemens PLC?<\/summary>\n<p>Ja, de flesta HMI-paneler har drivrutiner f\u00f6r Siemens S7. F\u00f6r S7-1200 och S7-1500 kan du beh\u00f6va till\u00e5ta PUT\/GET eller anv\u00e4nda ej optimerade datablock, beroende p\u00e5 panelens drivrutin.<\/p>\n<\/details>\n<details>\n<summary>Hur f\u00e5r man s\u00e4ker fj\u00e4rr\u00e5tkomst till en HMI?<\/summary>\n<p>Anv\u00e4nd en krypterad VPN-tunnel, personliga konton och tv\u00e5faktorsautentisering. \u00d6ppna aldrig portar direkt mot panelen, och l\u00e5t kunden styra n\u00e4r \u00e5tkomsten \u00e4r aktiv.<\/p>\n<\/details>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Operat\u00f6rspanelen \u00e4r det operat\u00f6ren ser av maskinen. H\u00e4r g\u00e5r vi igenom skillnaden mellan HMI-panel och panel-PC, hur panelen kommunicerar med PLC:n och vad du ska t\u00e4nka p\u00e5 kring programvara, larm och fj\u00e4rr\u00e5tkomst.<\/p>\n","protected":false},"author":11,"featured_media":8234476,"template":"","meta":{"_yoast_wpseo_focuskw":"hmi panel","_yoast_wpseo_metadesc":"S\u00e5 v\u00e4ljer du HMI och operat\u00f6rspanel: HMI-panel eller panel-PC med SCADA, drivrutiner f\u00f6r Siemens, Rockwell och Modbus, larm, recept och s\u00e4ker fj\u00e4rr\u00e5tkomst.","_kad_post_transparent":"","_kad_post_title":"hide","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"hide","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","_scn_guide_cats":[887,888],"_scn_guide_sectors":[1011],"_scn_guide_type":"tech","_scn_guide_order":45,"footnotes":""},"class_list":["post-8234489","scn_guide","type-scn_guide","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>HMI och operat\u00f6rspaneler \u2013 s\u00e5 v\u00e4ljer du r\u00e4tt | SCN<\/title>\n<meta name=\"description\" content=\"S\u00e5 v\u00e4ljer du HMI och operat\u00f6rspanel: HMI-panel eller panel-PC med SCADA, drivrutiner f\u00f6r Siemens, Rockwell och Modbus, larm, recept och s\u00e4ker fj\u00e4rr\u00e5tkomst.\" 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