{"product_id":"8-channel-hart-analog-input-1756-if8hk-allen-bradley","title":"8-Channel HART Analog Input 1756-IF8HK Allen Bradley","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe Allen-Bradley 1756-IF8HK is a conformal-coated HART analog input module for the ControlLogix platform. It provides 8 differential current\/voltage 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 8 differential, current\/voltage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput ranges:\u003c\/strong\u003e 0-20 mA, 4-20 mA, 0-5 V, 0-10 V, ±10 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResolution:\u003c\/strong\u003e 16 bits (15 bits + sign bipolar)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHART support:\u003c\/strong\u003e HART 5, 6, 7 protocol versions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent draw:\u003c\/strong\u003e 150 mA @ 5.1 V DC, 40 mA @ 24 V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsolation:\u003c\/strong\u003e 250 V continuous, channel-to-backplane\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\u003eSimultaneous analog and HART digital data from each channel\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 K suffix?\u003c\/strong\u003e The K suffix indicates conformal coating for use in harsh or corrosive environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHow many HART devices can it communicate with?\u003c\/strong\u003e All 8 channels support simultaneous HART communication at 1200 baud.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhich software configures this module?\u003c\/strong\u003e Studio 5000 Logix Designer with the appropriate Add-on Profile.\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-IF8HK over the standard 1756-IF8H for installations in corrosive or high-humidity areas.\u003c\/li\u003e\n\u003cli\u003eFor isolated channels, consider the 1756-IF8IH instead.\u003c\/li\u003e\n\u003cli\u003eVerify the chassis power supply budget: 150 mA at 5.1 V DC per module.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50179966992522,"sku":"1756-IF8HK","price":170.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/2818\/2154\/files\/1756-IF8HK_2ca99a67-254d-47bd-b8f1-ff6f3f1acd02.jpg?v=1789108802","url":"https:\/\/www.cambiaplc.com\/products\/8-channel-hart-analog-input-1756-if8hk-allen-bradley","provider":"Controlix Automation","version":"1.0","type":"link"}