{"product_id":"delta-ax-516am20-0a","title":"Delta AX-516AM20-0A Digital Input Module","description":"\u003cstyle\u003e.shly-pdp{--ink:#1c2024;--muted:#5b6570;--line:#dfe3e8;--bg:#fff;--soft:#f6f7f9;--accent:#C8102E;max-width:1000px;margin:0 auto;padding:4px 0 32px;color:var(--ink);font-family:-apple-system,\"Segoe UI\",Roboto,Helvetica,Arial,sans-serif;line-height:1.62;font-size:15.5px;-webkit-text-size-adjust:100%;}\n.shly-pdp *{box-sizing:border-box;}\n.shly-pdp h3{font-size:17px;font-weight:700;margin:34px 0 12px;padding:0 0 8px;border-bottom:1px solid var(--line);letter-spacing:.2px;}\n.shly-pdp p{margin:0 0 12px;}\n.shly-pdp .shly-eyebrow{font-size:11.5px;letter-spacing:1.6px;text-transform:uppercase;color:var(--accent);font-weight:700;margin:0 0 8px;}\n.shly-pdp .shly-lead{font-size:16.5px;line-height:1.68;color:#2b3138;margin:0 0 4px;}\n.shly-pdp .shly-lead b{font-weight:700;}\n.shly-pdp .shly-facts{list-style:none;margin:14px 0 0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:6px;overflow:hidden;}\n.shly-pdp .shly-facts li{background:var(--soft);padding:12px 14px;font-size:13.5px;line-height:1.45;}\n.shly-pdp .shly-facts span{display:block;font-size:11px;text-transform:uppercase;letter-spacing:.9px;color:var(--muted);margin-bottom:4px;}\n.shly-pdp .shly-facts strong{font-weight:700;font-size:14.5px;}\n.shly-pdp table{width:100%;border-collapse:collapse;margin:6px 0 10px;font-size:14.5px;table-layout:fixed;}\n.shly-pdp th,.shly-pdp td{text-align:left;vertical-align:top;padding:9px 12px;border-bottom:1px solid var(--line);word-break:break-word;}\n.shly-pdp th{width:38%;font-weight:600;color:#333a41;background:#fafbfc;}\n.shly-pdp tr.shly-group td{background:#eef1f4;font-size:11.5px;letter-spacing:1.3px;text-transform:uppercase;font-weight:700;color:#48525c;padding:7px 12px;}\n.shly-pdp .shly-note{font-size:13.5px;color:var(--muted);border-left:3px solid var(--line);padding:2px 0 2px 12px;margin:10px 0 0;}\n.shly-pdp ul.shly-list{margin:8px 0 0;padding:0 0 0 20px;}\n.shly-pdp ul.shly-list li{margin:0 0 8px;}\n.shly-pdp .shly-q{border-top:1px solid var(--line);padding:14px 0 2px;}\n.shly-pdp .shly-q:first-of-type{border-top:none;}\n.shly-pdp .shly-q p{margin:0 0 6px;}\n.shly-pdp .shly-q .shly-qq{font-weight:700;color:#1c2024;}\n.shly-pdp .shly-q .shly-qq em{font-style:normal;color:var(--accent);margin-right:6px;}\n@media (max-width:720px){\n.shly-pdp{font-size:15px;}\n.shly-pdp .shly-facts{grid-template-columns:repeat(2,1fr);}\n.shly-pdp th,.shly-pdp td{padding:8px 10px;font-size:14px;}\n.shly-pdp th{width:42%;}\n}\u003c\/style\u003e\u003cdiv class=\"shly-pdp\"\u003e\n\u003cp class=\"shly-eyebrow\"\u003eDelta · AX-5 Series PLC\u003c\/p\u003e\n\u003cp class=\"shly-lead\"\u003e\u003cb\u003eAX-516AM20-0A\u003c\/b\u003e is a Delta Digital Input Module. It is used in control panels, machine builds, spare-part replacements where the installed unit is matched to the original catalog number and a compact, documented part is required.\u003c\/p\u003e\n\u003cul class=\"shly-facts\"\u003e\n\u003cli\u003e\n\u003cspan\u003eSupply voltage\u003c\/span\u003e\u003cstrong\u003e24 V DC (IEC 61131-2)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eEnclosure rating\u003c\/span\u003e\u003cstrong\u003eIP20 (IEC 60529)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eOperating temperature\u003c\/span\u003e\u003cstrong\u003e0...+55 °C (IEC 60068-2-1)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eMounting\u003c\/span\u003e\u003cstrong\u003eDIN rail \/ panel\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr class=\"shly-group\"\u003e\u003ctd colspan=\"2\"\u003eElectrical\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDigital inputs\u003c\/th\u003e\n\u003ctd\u003e16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSupply voltage\u003c\/th\u003e\n\u003ctd\u003e24 V DC (IEC 61131-2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\n\u003ctr class=\"shly-group\"\u003e\u003ctd colspan=\"2\"\u003eMechanical\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMounting\u003c\/th\u003e\n\u003ctd\u003eDIN rail \/ panel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEnclosure rating\u003c\/th\u003e\n\u003ctd\u003eIP20 (IEC 60529)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"shly-group\"\u003e\u003ctd colspan=\"2\"\u003eEnvironment and compliance\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating temperature\u003c\/th\u003e\n\u003ctd\u003e0...+55 °C (IEC 60068-2-1)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCertifications\u003c\/th\u003e\n\u003ctd\u003eCE, UL, cULus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp class=\"shly-note\"\u003eProduct type and series follow official Delta document 5014154100 (Installation Instructions, issued 2024-02-23) which classifies AX-516AM20-0A as \"16 DI, 24VDC, 2.5mA,1ms, Sink Input (PNP)\". Source: https:\/\/downloadcenter.deltaww.com\/en-US\/DownloadCenter?q=AX-516AM20-0A. Numeric ratings in the table above are the values carried on this page and must be confirmed against the original Delta manufacturer datasheet before they are treated as this catalog number's ratings; they are not estimated here.\u003c\/p\u003e\n\u003ch3\u003eModel comparison in the same family\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr class=\"shly-group\"\u003e\u003ctd colspan=\"4\"\u003eDelta AX-5 Series PLC variants\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"width:26%\"\u003eCatalog number\u003c\/th\u003e\n\u003cth style=\"width:24%\"\u003eMounting\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cb\u003eAX-516AM20-0A\u003c\/b\u003e (this page)\u003c\/td\u003e\n\u003ctd\u003eDIN rail \/ panel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/delta-ax-516an02-0a-motion-controller\"\u003eAX-516AN02-0A\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eDIN rail \/ panel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/delta-ax-300na0pa1-motion-controller\"\u003eAX-300NA0PA1\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eDIN rail \/ panel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/delta-ax-308ea0ma1t-motion-controller\"\u003eAX-308EA0MA1T\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eDIN rail \/ panel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp class=\"shly-note\"\u003eBefore selecting an alternative, confirm its dimensions, terminals and installation requirements in the manufacturer documentation.\u003c\/p\u003e\n\u003ch3\u003eWhere it sits in the control system\u003c\/h3\u003e\n\u003cp\u003eThe AX-516AM20-0A is the I\/O element in a Delta control installation. It terminates the field signals listed above and hands them to the controller, so field wiring and protective devices are sized to the ratings stated in the manufacturer documentation, not to a generic assumption.\u003c\/p\u003e\n\u003cp\u003eTypical installations place it in control panels, machine builds, spare-part replacements, where the unit is matched to the original catalog number and the enclosure provides DIN rail \/ panel support. Record the catalog number and revision from the nameplate of the installed unit before specifying a like-for-like spare.\u003c\/p\u003e\n\u003ch3\u003eSelection notes for Delta AX-516AM20-0A\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDelta AX-516AM20-0A\u003c\/strong\u003e — PLC \/ CPU module used as the device-level control core in an automation panel, handling logic, timing and communication tasks. The figures below are taken from the specification table on this page for catalog number AX-516AM20-0A; confirm the installed unit's part number and revision so the replacement matches both electrically and mechanically.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEnclosure rating: \u003cstrong\u003eIP20 (IEC 60529)\u003c\/strong\u003e — Match it to the existing panel and upstream protection.\u003c\/li\u003e\n\u003cli\u003eMounting: \u003cstrong\u003eDIN rail \/ panel\u003c\/strong\u003e — Record it with the other nameplate data when sourcing a replacement.\u003c\/li\u003e\n\u003cli\u003eOperating temperature: \u003cstrong\u003e0...+55 °C (IEC 60068-2-1)\u003c\/strong\u003e — Confirm the revision of the installed unit before a like-for-like replacement.\u003c\/li\u003e\n\u003cli\u003eCertifications: \u003cstrong\u003eCE, UL, cULus\u003c\/strong\u003e — Use it as the reference when cross-checking a current-production equivalent.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAvailable from stock with datasheet, certificates and a quotation on request.\u003c\/p\u003e\n\n\u003ch3\u003eCommon questions about AX-516AM20-0A\u003c\/h3\u003e\n\u003cdiv class=\"shly-q\"\u003e\n\u003cp class=\"shly-qq\"\u003e\u003cem\u003eQ.\u003c\/em\u003eWhich official Delta document defines AX-516AM20-0A?\u003c\/p\u003e\n\u003cp\u003eThe official Delta document 5014154100 (Installation Instructions, issued 2024-02-23) classifies AX-516AM20-0A as \"16 DI, 24VDC, 2.5mA,1ms, Sink Input (PNP)\". The document and its official catalogue record are publicly retrievable at https:\/\/downloadcenter.deltaww.com\/en-US\/DownloadCenter?q=AX-516AM20-0A. Use that document as the authority for ratings and installation conditions before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-q\"\u003e\n\u003cp class=\"shly-qq\"\u003e\u003cem\u003eQ.\u003c\/em\u003eWhat does the official Delta catalogue state about the point configuration of AX-516AM20-0A?\u003c\/p\u003e\n\u003cp\u003eThe official Delta download-centre record for AX-516AM20-0A describes this order number as \"16 DI, 24VDC, 2.5mA,1ms, Sink Input (PNP)\", so the specification table lists Digital inputs = 16. Source: https:\/\/downloadcenter.deltaww.com\/en-US\/DownloadCenter?q=AX-516AM20-0A\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-q\"\u003e\n\u003cp class=\"shly-qq\"\u003e\u003cem\u003eQ.\u003c\/em\u003eBefore ordering AX-516AM20-0A, which enclosure rating entry should be checked?\u003c\/p\u003e\n\u003cp\u003eThe enclosure rating entry quoted above is IP20 (IEC 60529). Confirm this figure against the unit currently in the panel.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-q\"\u003e\n\u003cp class=\"shly-qq\"\u003e\u003cem\u003eQ.\u003c\/em\u003eWhere can I find the supply voltage data for AX-516AM20-0A?\u003c\/p\u003e\n\u003cp\u003eIt is listed in the specification table for Delta AX-516AM20-0A as 24 V DC (IEC 61131-2). Use the value as the reference when sourcing a current-production equivalent.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-q\"\u003e\n\u003cp class=\"shly-qq\"\u003e\u003cem\u003eQ.\u003c\/em\u003eFor AX-516AM20-0A, what does the specification table state about mounting?\u003c\/p\u003e\n\u003cp\u003eThe specification table lists mounting = DIN rail \/ panel for Delta AX-516AM20-0A. Check the revision of the installed unit if the catalog number has been superseded.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-q\"\u003e\n\u003cp class=\"shly-qq\"\u003e\u003cem\u003eQ.\u003c\/em\u003eHow do I confirm compatibility of AX-516AM20-0A before ordering?\u003c\/p\u003e\n\u003cp\u003eMatch the catalog number AX-516AM20-0A and the specification values listed above against the installed unit, then confirm the firmware or hardware revision where a revision-sensitive part is involved.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-q\"\u003e\n\u003cp class=\"shly-qq\"\u003e\u003cem\u003eQ.\u003c\/em\u003eCan the AX-516AM20-0A replace the unit currently installed in my panel?\u003c\/p\u003e\n\u003cp\u003eCompare catalog number AX-516AM20-0A and the ratings above with the nameplate of the installed device. A current-production equivalent is selected by function and electrical rating, not by the label alone.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\n\n\n\n\n\u003c\/div\u003e","brand":"Delta","offers":[{"title":"Default Title","offer_id":71124927840509,"sku":"AX-516AM20-0A","price":264.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0747\/5665\/3309\/files\/new_delta_stock_4dd27127-6ae6-4201-8383-f1065f1c8d5a.png?v=1786636598","url":"https:\/\/shly-plc.com\/products\/delta-ax-516am20-0a","provider":"SHLY-PLC","version":"1.0","type":"link"}