{"product_id":"allen-bradley-1769-hsc-compactlogix-high-speed-counter-module","title":"Allen-Bradley 1769-HSC CompactLogix High-Speed Counter Module","description":"\u003ch2\u003eAllen-Bradley 1769-HSC CompactLogix Counter Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1769-HSC\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1769-HSC\u003c\/strong\u003e Counter Module, operates as a dedicated hardware component for high-speed pulse counting and encoder signal processing within CompactLogix control platforms.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eHardware Revision\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eInput Configuration\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003ePhysical Outputs\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eVirtual Outputs\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eOperating Temperature Range\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1769-HSC\u003c\/td\u003e\n\u003ctd\u003eSeries A \/ Series B\u003c\/td\u003e\n\u003ctd\u003e6 Differential Inputs (2 Quadrature ABZ or 4 Single-Ended)\u003c\/td\u003e\n\u003ctd\u003e4 Sourcing DC Outputs\u003c\/td\u003e\n\u003ctd\u003e12 Software Outputs\u003c\/td\u003e\n\u003ctd\u003e0 to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1769-HSC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.31 lbs (0.14 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard CompactLogix 1769 Form Factor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eSystem Backplane Bus Powered\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Type\u003c\/td\u003e\n\u003ctd\u003e6 Differential DC Inputs (Quadrature ABZ Differential)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Input Frequency\u003c\/td\u003e\n\u003ctd\u003e1 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCounter Configuration\u003c\/td\u003e\n\u003ctd\u003eConfigurable as 2 to 4 Independent High-Speed Counters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCounter Resolution\u003c\/td\u003e\n\u003ctd\u003e32-bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhysical Outputs\u003c\/td\u003e\n\u003ctd\u003e4 Sourcing DC Outputs (5 to 30 VDC, 1 A per Point)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVirtual Outputs\u003c\/td\u003e\n\u003ctd\u003e12 Software-Defined Outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Type\u003c\/td\u003e\n\u003ctd\u003eOpen Style\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Approvals\u003c\/td\u003e\n\u003ctd\u003eClass I, Div 2, Groups A, B, C, D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eBackplane Bus Communication Velocity \u0026amp; Determinism\u003c\/h3\u003e\n\u003cp\u003eThe Allen-Bradley 1769-HSC executes high-speed counter evaluations directly on the local module board to bypass system backplane bus latencies. Input state transitions update internal 32-bit registers at frequencies up to 1 MHz, triggering physical sourcing outputs independently of the main CPU scan cycle. System integration across CompactLogix backplanes relies on deterministic EtherNet\/IP and I\/O bus cycles to transfer process values, while firmware flash compatibility maintains predictable data exchanges during high-density I\/O scaling.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How do the physical sourcing outputs execute logic without waiting for the controller scan cycle?\u003c\/p\u003e\n\u003cp\u003eA: The onboard microprocessor compares real-time 32-bit counter values directly against preset threshold tables stored on the card, switching the 4 physical sourcing outputs with sub-millisecond execution times independent of backplane communication polling.\u003c\/p\u003e\n\u003cp\u003eQ: Can single-ended pulse transmitters connect to the differential input channels?\u003c\/p\u003e\n\u003cp\u003eA: Yes, wiring configurations support both differential ABZ encoder signals and single-ended pulse input devices by jumpering the negative input terminal to the common return, though single-ended signals reduce maximum operational noise margins.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eMount the module on a standard DIN rail or directly to a cabinet mounting panel within the CompactLogix rack structure. Turn off system backplane power prior to sliding the card into place and closing the bus lever latch. Route all high-speed encoder and counter input wiring through grounded, shielded twisted-pair cables, keeping pulse signal conductors separated from AC power lines and heavy motor drives. Ground cable shields at a single central bus bar to preserve signal integrity and eliminate ground loop noise across differential channels.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52902555844920,"sku":"1769-HSC","price":188.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/1616\/3896\/files\/278.jpg?v=1788424641","url":"https:\/\/www.automodulexpert.com\/products\/allen-bradley-1769-hsc-compactlogix-high-speed-counter-module","provider":"AutoModuleXpert Ltd.","version":"1.0","type":"link"}