{"product_id":"16-channel-isolated-hart-input-1756-if16ihk-allen-bradley","title":"16-Channel Isolated HART Input 1756-IF16IHK Allen Bradley","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe Allen-Bradley 1756-IF16IHK is a conformal-coated 16-channel isolated HART analog input module for ControlLogix systems. It provides individually isolated current input channels with integrated HART communication, enabling process variable measurement and smart device diagnostics in harsh industrial environments.\u003c\/p\u003e\n\u003ch3\u003eKey Specs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput channels:\u003c\/strong\u003e 16 individually isolated, current\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput ranges:\u003c\/strong\u003e 0-20 mA, 4-20 mA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResolution:\u003c\/strong\u003e 16 bits\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHART support:\u003c\/strong\u003e HART 5, 6, 7 protocol versions, one modem per channel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsolation:\u003c\/strong\u003e 250 V continuous, reinforced insulation, inputs to backplane\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent draw:\u003c\/strong\u003e 300 mA @ 5.1 V DC, 155 mA @ 24 V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower dissipation:\u003c\/strong\u003e 5.3 W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConformal coating:\u003c\/strong\u003e Yes, for corrosive environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy Choose This\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConformal coating protects against moisture, dust, and corrosive atmospheres\u003c\/li\u003e\n\u003cli\u003eIndividually isolated channels prevent ground loop interference between field devices\u003c\/li\u003e\n\u003cli\u003eBuilt-in HART modems eliminate external multiplexers or clip-on devices\u003c\/li\u003e\n\u003cli\u003eOpen wire detection and broken wire diagnostics on 4-20 mA loops\u003c\/li\u003e\n\u003cli\u003eRemoval and insertion under power (RIUP) for maintenance without shutdown\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCommon Questions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat is the difference between IF16IHK and IF16HK?\u003c\/strong\u003e The IF16IHK has individually isolated channels; the IF16HK has group-isolated channels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHow many HART devices can it communicate with?\u003c\/strong\u003e All 16 channels support simultaneous HART communication at 1200 baud.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhich terminal blocks are compatible?\u003c\/strong\u003e The 1756-TBCH (36-pin screw) or 1756-TBS6H (36-pin spring) removable terminal blocks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMounting Steps\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003ePower down the ControlLogix chassis before installation.\u003c\/li\u003e\n\u003cli\u003eInsert the module into any available 1756 slot and press firmly until seated.\u003c\/li\u003e\n\u003cli\u003eAttach the 1756-TBCH or 1756-TBS6H removable terminal block.\u003c\/li\u003e\n\u003cli\u003eWire field devices using shielded twisted-pair cable, grounding shields at one end.\u003c\/li\u003e\n\u003cli\u003eConfigure the module in Studio 5000 Logix Designer and verify channel status LEDs.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eBuying Advice\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSelect the 1756-IF16IHK for applications requiring channel-to-channel isolation in corrosive environments.\u003c\/li\u003e\n\u003cli\u003eFor non-isolated HART inputs, choose the 1756-IF16HK instead.\u003c\/li\u003e\n\u003cli\u003eVerify the chassis power supply budget: 300 mA at 5.1 V DC per module.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":50207634718858,"sku":"1756-IF16IHK","price":196.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/2818\/2154\/files\/1756-IF16IHK_f637aedf-fc35-48db-a41e-e982b57b2cb1.jpg?v=1789545180","url":"https:\/\/www.cambiaplc.com\/products\/16-channel-isolated-hart-input-1756-if16ihk-allen-bradley","provider":"Controlix Automation","version":"1.0","type":"link"}