{"product_id":"allen-bradley-1756-ib16d-serie-a-digital-input-module-1756ib16d","title":"Allen Bradley 1756-IB16D Serie A Diagtic Input Module 1756IB16D","description":"\u003ch3 data-end=\"18\" data-start=\"0\" data-section-id=\"nq8ynu\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-end=\"541\" data-start=\"19\"\u003eThe \u003ca href=\"https:\/\/plgautomation.com\/collections\/allen-bradley\"\u003eAllen Bradley \u003c\/a\u003e1756‑IB16D Series A diagnostic input module is used in industrial automation systems to acquire discrete 24 VDC field signals and provide enhanced diagnostic feedback to a ControlLogix PLC. It is commonly installed in 1756 ControlLogix chassis and control cabinets to read input statuses from sensors and switches while reporting detailed system diagnostics. Maintenance teams and system integrators use this module for I\/O expansion, system monitoring, and replacement of failed or legacy input modules.\u003c\/p\u003e\n\u003ch3 data-end=\"562\" data-start=\"543\" data-section-id=\"plkbhx\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-end=\"1012\" data-start=\"563\"\u003eThe Allen Bradley 1756‑IB16D module is widely used in factory and process automation environments requiring reliable discrete signal acquisition with diagnostic capabilities. It is commonly found in conveyor systems, packaging machinery, assembly lines, material handling equipment, and safety interlock systems where 24 VDC inputs from proximity sensors, pushbuttons, and limit switches feed PLC logic and support advanced diagnostics for predictive maintenance.\u003c\/p\u003e\n\u003ch3 data-end=\"1045\" data-start=\"1014\" data-section-id=\"68ulmp\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-end=\"1762\" data-start=\"1046\"\u003e• Model: 1756‑IB16D Series A\u003cbr data-end=\"1077\" data-start=\"1074\"\u003e• Module type: Diagnostic digital input interface for ControlLogix\u003cbr data-end=\"1146\" data-start=\"1143\"\u003e• Number of input points: 16 discrete inputs\u003cbr data-end=\"1193\" data-start=\"1190\"\u003e• Input voltage: 24 VDC\u003cbr data-end=\"1219\" data-start=\"1216\"\u003e• Input type: Sinking\/sourcing compatible\u003cbr data-end=\"1263\" data-start=\"1260\"\u003e• Connection: Screw terminal field wiring\u003cbr data-end=\"1307\" data-start=\"1304\"\u003e• Mounting: 1756 ControlLogix chassis slot\u003cbr data-end=\"1352\" data-start=\"1349\"\u003e• Diagnostic support: Detailed input health and status reporting\u003cbr data-end=\"1419\" data-start=\"1416\"\u003e• Indicators: Individual input and module status LEDs\u003cbr data-end=\"1475\" data-start=\"1472\"\u003e• Input current: Typical industrial logic levels\u003cbr data-end=\"1526\" data-start=\"1523\"\u003e• Response time: Fast industrial logic response\u003cbr data-end=\"1576\" data-start=\"1573\"\u003e• Protection: Transient suppression and short‑circuit protection (platform dependent)\u003cbr data-end=\"1664\" data-start=\"1661\"\u003e• Compatibility: Allen Bradley ControlLogix PLC family\u003cbr data-end=\"1721\" data-start=\"1718\"\u003e• Operating temperature: Industrial range\u003c\/p\u003e\n\u003ch3 data-end=\"1790\" data-start=\"1764\" data-section-id=\"1ln9bp8\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-is-only-node=\"\" data-is-last-node=\"\" data-end=\"1941\" data-start=\"1791\"\u003e• Allen Bradley\u003ca href=\"https:\/\/plgautomation.com\/products\/allen-bradley-1756-ib16d?_pos=1\u0026amp;_sid=db6fceb9d\u0026amp;_ss=r\"\u003e 1756‑IB16D \u003c\/a\u003eSeries B\u003cbr data-end=\"1829\" data-start=\"1826\"\u003e• Allen Bradley 1756‑IB32D (32‑point diagnostic input)\u003cbr data-end=\"1886\" data-start=\"1883\"\u003e• Allen Bradley 1734‑IB16 (Flex I\/O diagnostic input)\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"New","offer_id":51675822588206,"sku":null,"price":28.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/1756-IB16D_1000x1000_9459746c-3973-42a7-b89e-1632416e31ac.jpg?v=1775105471","url":"https:\/\/plgautomation.com\/products\/allen-bradley-1756-ib16d-serie-a-digital-input-module-1756ib16d","provider":"PLG Automation ","version":"1.0","type":"link"}