{"product_id":"allen-bradley-1756-cfm-controllogix-flow-meter-module","title":"Allen Bradley 1756-CFM ControlLogix Flow Meter Module","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e1756-CFM (1756-CFM)\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eis a high-precision configurable flowmeter module designed for the Allen-Bradley ControlLogix platform. Occupying a single slot in any standard ControlLogix chassis, this module serves as a specialized high-speed interface between the Logix controller and external pulse-producing flow sensors. It features two dedicated flowmeter inputs and two gate inputs, supporting complex liquid and gas measurement tasks such as totalizing and proving. With a maximum input frequency of 100 kHz, the\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e1756-CFM\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eis engineered for high-resolution data acquisition in rapid-flow industrial processes.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eManufacturer\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eRockwell Automation \/ Allen-Bradley\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCatalog Number\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e1756-CFM\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSeries\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eControlLogix\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eInput Configuration\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e2 Flowmeter Inputs, 2 Gate Inputs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eMaximum Input Frequency\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e100 kHz\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFlowmeter Input Voltage\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e±30V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSelectable Input Thresholds\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e50mV, 1.3V, and 4V\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eInput Impedance\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e5 kΩ\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCurrent Rating (IEC)\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e6–30 mA @ 24V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eOperational Modes\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eTotalizer, Fill, and Prover\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003ePower Dissipation\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e6 Watts (Max @ 60°C)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBackplane Current (5V DC)\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e300 mA\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBackplane Current (24V DC)\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e6 mA\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eRemovable Terminal Blocks (RTB)\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e1756-TBNH or 1756-TBSH\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eEnclosure Type\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eOpen-style (Chassis mount)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOperational Modes \u0026amp; Applications\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e1756-CFM (1756-CFM)\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eoffers versatile processing modes tailored for the oil and gas, chemical, and food\/beverage industries:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eTotalizer Mode\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eAccurately tracks the cumulative volume of fluid passing through the flowmeter over a specified period.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFill Mode\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eEnables precise batch control by triggering outputs or signals once a predetermined volume \"fill\" target is reached.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eProver Mode\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eUsed for calibrating and verifying the accuracy of field flowmeters against a known standard.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHigh-Speed Gating\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eThe two gate inputs allow for the precise starting and stopping of flow counts based on external process triggers.\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":44095801393251,"sku":"1756-CFM","price":180.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/2775\/3315\/files\/efc0dc29c598cb3695951e658439efc4.jpg?v=1708341710","url":"https:\/\/precisemodule.com\/products\/allen-bradley-1756-cfm-controllogix-flow-meter-module","provider":"Precise Module Ltd.","version":"1.0","type":"link"}