{"product_id":"1769-hsc-allen-bradley-high-speed-counter-module","title":"1769-HSC Allen-Bradley High-Speed Counter Module","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe Allen-Bradley \u003cstrong style=\"color: #003366;\"\u003e1769-HSC\u003c\/strong\u003e is a high-performance counter module for CompactLogix and MicroLogix 1500 systems. It captures ultra-high-speed signals exceeding standard PLC input capabilities. By offloading pulse counting from the CPU, it delivers nanosecond precision for rotary encoder integration, high-speed bottling, and turbine monitoring. This module ensures deterministic accuracy in high-velocity motion control environments.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Configuration\u003c\/h2\u003e\n\u003ch3\u003eHigh-Speed Signal Processing\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong style=\"color: #003366;\"\u003e1769-HSC\u003c\/strong\u003e supports a 1 MHz maximum input frequency with a 250ns minimum pulse width detection. This hardware-driven speed ensures zero pulse loss when interfacing with high-resolution encoders at maximum RPM.\u003c\/p\u003e\n\n\u003ch3\u003eIntegrated Output Logic\u003c\/h3\u003e\n\u003cp\u003eEquipped with 4 physical high-speed outputs and 12 virtual channels, the module allows for near-instantaneous triggering based on count values. It provides real-time hardware interrupts for precision cutting, sorting, and packaging by bypassing PLC scan latency.\u003c\/p\u003e\n\n\u003ch3\u003eEnhanced Noise Immunity\u003c\/h3\u003e\n\u003cp\u003eThe module features two differential quadrature (ABZ) channels engineered to reject EMI\/RFI noise. With 1200V AC reinforced insulation, it maintains signal integrity while isolating the backplane from field-side surges.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\" style=\"width: 100%; border-collapse: collapse;\"\u003e\n    \u003cthead\u003e\n        \u003ctr style=\"background-color: #f2f2f2;\"\u003e\n            \u003cth\u003eFeature\u003c\/th\u003e\n            \u003cth\u003eSpecification\u003c\/th\u003e\n        \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eModel Number\u003c\/td\u003e\n            \u003ctd\u003e\u003cstrong style=\"color: #003366;\"\u003e1769-HSC\u003c\/strong\u003e\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eInput Channels\u003c\/td\u003e\n            \u003ctd\u003e2 Quadrature (A, B, Z) Differential\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eMaximum Frequency\u003c\/td\u003e\n            \u003ctd\u003e1 MHz\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eVoltage Range (Inputs)\u003c\/td\u003e\n            \u003ctd\u003e2.6V DC to 30V DC\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eOutput Type\u003c\/td\u003e\n            \u003ctd\u003e4 Physical (Sourcing) + 12 Virtual\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eCurrent Rating\u003c\/td\u003e\n            \u003ctd\u003e1A per point \/ 4A max per module\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eIsolation\u003c\/td\u003e\n            \u003ctd\u003e75V (Continuous), 1200V AC (Reinforced)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eBackplane Current\u003c\/td\u003e\n            \u003ctd\u003e425mA @ 5V DC\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eOperating Temp\u003c\/td\u003e\n            \u003ctd\u003e0°C to 60°C (32°F to 140°F)\u003c\/td\u003e\n        \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eInstallation \u0026amp; Maintenance Guide\u003c\/h2\u003e\n\u003ch3\u003eCabling Standards\u003c\/h3\u003e\n\u003cp\u003eUse shielded twisted-pair cables for all high-speed signals. Terminate the shield at one end only to prevent ground loops. Maintain physical separation between signal wiring and high-voltage power lines.\u003c\/p\u003e\n\n\u003ch3\u003ePower Supply Placement\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong style=\"color: #003366;\"\u003e1769-HSC\u003c\/strong\u003e has a distance rating of 4. It must be placed within four modules of the system power supply to ensure stable voltage levels and prevent communication drops.\u003c\/p\u003e\n\n\u003ch3\u003eOperational Safety\u003c\/h3\u003e\n\u003cp\u003eThis module is not hot-swappable. Always disconnect power before installation or removal. Use wiring rated for 90°C and ensure terminal blocks are securely seated for industrial-grade connectivity.\u003c\/p\u003e\n\n\u003ch2\u003eEngineering Advantages\u003c\/h2\u003e\n\u003ch3\u003eNative System Integration\u003c\/h3\u003e\n\u003cp\u003eAs a core Allen-Bradley component, the \u003cstrong style=\"color: #003366;\"\u003e1769-HSC\u003c\/strong\u003e integrates seamlessly with Studio 5000 Logix Designer. It offers dedicated configuration tags for immediate scaling, preset management, and rate measurement.\u003c\/p\u003e\n\n\u003ch3\u003eIndustrial-Grade Reliability\u003c\/h3\u003e\n\u003cp\u003eBuilt for 24\/7 operations, the rugged design and wide operating temperature range ensure stable performance in unconditioned control cabinets, reducing unplanned downtime in harsh manufacturing zones.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical FAQs\u003c\/h2\u003e\n\u003cp\u003eQ1: Does this module support single-ended encoder inputs?\u003c\/p\u003e\n\u003cp\u003eA1: Yes, while differential wiring is recommended for noise immunity, the \u003cstrong style=\"color: #003366;\"\u003e1769-HSC\u003c\/strong\u003e can be configured for single-ended 5V or 24V DC inputs depending on field device requirements.\u003c\/p\u003e\n\n\u003cp\u003eQ2: What is the primary function of the virtual outputs?\u003c\/p\u003e\n\u003cp\u003eA2: Virtual outputs allow you to assign internal logic triggers to count values. These are used within the PLC program to synchronize events without requiring extra hardware wiring.\u003c\/p\u003e\n\n\u003cp\u003eQ3: Can the \u003cstrong style=\"color: #003366;\"\u003e1769-HSC\u003c\/strong\u003e be used for frequency measurement?\u003c\/p\u003e\n\u003cp\u003eA3: Absolutely. In addition to standard pulse counting and quadrature modes, the module can be configured to measure frequency and rate for flow meter applications.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":51047658848388,"sku":"1769-HSC","price":237.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/7454\/7844\/files\/1769-HSC-2.jpg?v=1776584030","url":"https:\/\/www.etowonauto.com\/az\/products\/1769-hsc-allen-bradley-high-speed-counter-module","provider":"Etowon Auto","version":"1.0","type":"link"}