{"product_id":"allen-bradley-1756-hsc-controllogix-high-speed-counter-module","title":"Allen-Bradley 1756-HSC ControlLogix High Speed Counter Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1756-HSC\u003c\/strong\u003e is a \u003cstrong\u003eControlLogix\u003c\/strong\u003e high-speed counter module designed for high-speed pulse counting, frequency measurement, and encoder input processing in industrial automation systems. The \u003cstrong\u003e1756-HSC\u003c\/strong\u003e counts incoming pulses using either Counter or Frequency operational modes and returns values as accumulated counts or calculated frequencies. Operating through a Producer\/Consumer network model, it performs hardware-driven output evaluations independently from controller scans, enabling fast response times. The module is compatible with incremental encoders, 3-wire DC proximity sensors, and photoelectric sensors. It operates within the \u003cstrong\u003eControlLogix\u003c\/strong\u003e system chassis and supports removal and insertion under power (RIUP).\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFeatures three Counter modes (Counter, Encoder x1, Encoder x4) and three Frequency modes (Rate Measurement, Period Rate, Continuous Rate).\u003c\/li\u003e\n\u003cli\u003eIncludes four hardware-driven, isolated onboard outputs capable of sourcing up to 1 A DC at 30V DC with response times under 50 microseconds.\u003c\/li\u003e\n\u003cli\u003eProvides real-time manipulation of Preset and Rollover values on-the-fly via output tags when using the HSC Data-extended communication format.\u003c\/li\u003e\n\u003cli\u003eOffers four Z-input storage modes: Store and Continue, Store\/Wait\/Resume, Store\/Reset\/Wait\/Start, and Store\/Reset\/Start.\u003c\/li\u003e\n\u003cli\u003eSupports direct chassis placement and remote chassis operation over EtherNet\/IP or ControlNet networks.\u003c\/li\u003e\n\u003cli\u003eSupports Removal and Insertion Under Power (RIUP) for module maintenance without disrupting system backplane power.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHigh-speed pulse counting and position monitoring with quadrature encoders.\u003c\/li\u003e\n\u003cli\u003eFlowmeter rate and pulse measurement.\u003c\/li\u003e\n\u003cli\u003eTurbine speed monitoring and frequency calculations.\u003c\/li\u003e\n\u003cli\u003eHigh-speed part sensing, sorting, and packaging automation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical 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\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley \/ Rockwell Automation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Family\u003c\/td\u003e\n\u003ctd\u003eControlLogix\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCatalog Number\u003c\/td\u003e\n\u003ctd\u003e1756-HSC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Counters\u003c\/td\u003e\n\u003ctd\u003e2 counters per module (using Inputs A and B)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Counter Frequency (Pulse)\u003c\/td\u003e\n\u003ctd\u003e1 MHz (pulse width \u0026gt; 500 ns)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Quadrature Frequency\u003c\/td\u003e\n\u003ctd\u003e250 kHz (minimum pulse width 2 us)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Frequency Mode Rate\u003c\/td\u003e\n\u003ctd\u003e500 kHz (pulse width \u0026gt; 1 us)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Count Range\u003c\/td\u003e\n\u003ctd\u003eUp to 16,000,000 counts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInternal Clock Frequency\u003c\/td\u003e\n\u003ctd\u003e4 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Outputs\u003c\/td\u003e\n\u003ctd\u003e4 sourcing outputs (isolated in pairs 0\/1 and 2\/3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage Range\u003c\/td\u003e\n\u003ctd\u003eUp to 30V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Current Sourcing\u003c\/td\u003e\n\u003ctd\u003e1 A DC per output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Turn-On\/Off Response\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 50 us\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Leakage Current\u003c\/td\u003e\n\u003ctd\u003e250 uA @ 5V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRemovable Terminal Blocks (RTB)\u003c\/td\u003e\n\u003ctd\u003e1756-TBCH (cage clamp), 1756-TBS6H (spring clamp)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Altitude\u003c\/td\u003e\n\u003ctd\u003eUp to 2000 m (6562 ft)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eConnections\/Interfaces\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eConnector Pin\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eFunction\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 1\u003c\/td\u003e\n\u003ctd\u003eZ1 (12...24V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 2\u003c\/td\u003e\n\u003ctd\u003eZ0 (12...24V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 3\u003c\/td\u003e\n\u003ctd\u003eZ1 (5V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 4\u003c\/td\u003e\n\u003ctd\u003eZ0 (5V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 5\u003c\/td\u003e\n\u003ctd\u003eZ1 (RET)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 6\u003c\/td\u003e\n\u003ctd\u003eZ0 (RET)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 7\u003c\/td\u003e\n\u003ctd\u003eB1 (12...24V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 8\u003c\/td\u003e\n\u003ctd\u003eB0 (12...24V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 9\u003c\/td\u003e\n\u003ctd\u003eB1 (5V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 10\u003c\/td\u003e\n\u003ctd\u003eB0 (5V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 11\u003c\/td\u003e\n\u003ctd\u003eB1 (RET)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 12\u003c\/td\u003e\n\u003ctd\u003eB0 (RET)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 13\u003c\/td\u003e\n\u003ctd\u003eA1 (12...24V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 14\u003c\/td\u003e\n\u003ctd\u003eA0 (12...24V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 15\u003c\/td\u003e\n\u003ctd\u003eA1 (5V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 16\u003c\/td\u003e\n\u003ctd\u003eA0 (5V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 17\u003c\/td\u003e\n\u003ctd\u003eA1 (RET)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 18\u003c\/td\u003e\n\u003ctd\u003eA0 (RET)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 19\u003c\/td\u003e\n\u003ctd\u003eNot Used\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 20\u003c\/td\u003e\n\u003ctd\u003eNot Used\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 21\u003c\/td\u003e\n\u003ctd\u003eNot Used\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 22\u003c\/td\u003e\n\u003ctd\u003eNot Used\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 23\u003c\/td\u003e\n\u003ctd\u003eNot Used\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 24\u003c\/td\u003e\n\u003ctd\u003eNot Used\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 25\u003c\/td\u003e\n\u003ctd\u003eCOMMON 0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 26\u003c\/td\u003e\n\u003ctd\u003eCOMMON 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 27\u003c\/td\u003e\n\u003ctd\u003eCOMMON 0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 28\u003c\/td\u003e\n\u003ctd\u003eCOMMON 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 29\u003c\/td\u003e\n\u003ctd\u003eCOMMON 0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 30\u003c\/td\u003e\n\u003ctd\u003eCOMMON 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 31\u003c\/td\u003e\n\u003ctd\u003eDC-0(+)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 32\u003c\/td\u003e\n\u003ctd\u003eDC-1(+)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 33\u003c\/td\u003e\n\u003ctd\u003eOut 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 34\u003c\/td\u003e\n\u003ctd\u003eOut 0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 35\u003c\/td\u003e\n\u003ctd\u003eOut 3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 36\u003c\/td\u003e\n\u003ctd\u003eOut 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure Requirements:\u003c\/strong\u003e Install open-type equipment inside an enclosure suitable for specific environmental conditions to prevent personal injury from live parts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring and Cable Shielding:\u003c\/strong\u003e Recommended cable type is Belden 8761 shielded wire. Connect ground drain wire to a chassis mounting tab designated as a functional signal ground.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrostatic Discharge (ESD):\u003c\/strong\u003e Wear an approved grounding wriststrap and handle the module using static-safe precautions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRTB Assembly:\u003c\/strong\u003e Key the Removable Terminal Block (RTB) using keying bands to prevent incorrect connection. Ensure field-side power is removed before wiring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConductor Sizing:\u003c\/strong\u003e When using 1756-TBCH, do not wire more than two 0.33...1.3 mm2 (22...16 AWG) conductors on any single terminal. For 1756-TBS6H, connect only one conductor per terminal.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompliance and Certifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eNorth American Hazardous Location Approval: Class I Division 2, Groups A, B, C, D\u003c\/li\u003e\n\u003cli\u003ePollution Degree 2, Overvoltage Category II (IEC 60664-1)\u003c\/li\u003e\n\u003cli\u003eGroup 1, Class A Equipment (IEC\/CISPR 11)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52695172252011,"sku":"1756-HSC","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/allen-bradley-1756-hsc-controllogix-high-speed-counter-module-5z55wvkfrty_2fd445fc-ad91-4eb0-983f-e00427b04f65.jpg?v=1766114080","url":"https:\/\/www.plcprotech.com\/products\/allen-bradley-1756-hsc-controllogix-high-speed-counter-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}