{"product_id":"delta-electronics-ah04hc-5a-ah500-series-high-speed-counter-module","title":"AH04HC-5A | DELTA | Module de contrôle de mouvement","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eEngineered for precise pulse-train decoding and real-time position monitoring, the \u003cstrong\u003eDelta Electronics AH04HC-5A\u003c\/strong\u003e high-speed counter module integrates seamlessly into the high-performance AH500 PLC platform. This module serves as a critical interface for applications requiring rapid processing of encoder feedback, flow meter pulse streams, and discrete sensing devices. By offloading high-speed pulse processing from the main CPU, the \u003cstrong\u003eAH04HC-5A\u003c\/strong\u003e ensures deterministic control and minimized system latency. The hardware supports multiple input modes and on-the-fly configuration modifications, delivering the reliability needed for complex motion control and positioning tasks in heavy industrial environments.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.75rem;\"\u003eFeatures\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 1.5rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cli style=\"margin-bottom: 0.5rem;\"\u003eFour independent high-speed input channels capable of registering input frequencies up to \u003cstrong\u003e200 kHz\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 0.5rem;\"\u003eVersatile counting mode selection supporting 1-input (Up\/Down, Pulse\/Direction) and 2-input (A\/B, 4-times A\/B phase difference) signals.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 0.5rem;\"\u003eOn-board hardware interrupt execution to trigger immediate, millisecond-level PLC program routines upon reaching target presets.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 0.5rem;\"\u003eHot-swapping functionality allows module replacement without powering down the entire control rack, reducing downtime.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 0.5rem;\"\u003eHigh-density connector (HDC) interface provides secure, vibration-resistant termination for field signal wiring.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 0.5rem;\"\u003eIntegrated module status diagnostic LEDs showing run, error, and physical channel activity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.75rem;\"\u003eApplications\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 1.5rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cli style=\"margin-bottom: 0.5rem;\"\u003eRotary and linear encoder feedback systems for exact axes positioning.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 0.5rem;\"\u003eHigh-speed packaging, labeling, and sorting lines.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 0.5rem;\"\u003eIndustrial liquid\/gas volumetric flow measurement utilizing pulse-output flow meters.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 0.5rem;\"\u003eContinuous cut-to-length sheet metal, textile, and paper processing machinery.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.75rem;\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 1.5rem;\"\u003e\n  \u003ctable style=\"border-collapse: collapse; width: 100%; color: #2d3748; text-align: left;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #1a365d;\"\u003e\n        \u003cth style=\"padding: 10px; font-weight: bold;\"\u003eSpecification Parameter\u003c\/th\u003e\n        \u003cth style=\"padding: 10px; font-weight: bold;\"\u003eValue \/ Rating\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eDelta Electronics\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eModel Reference\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eAH04HC-5A\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eModule Type\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eHigh-Speed Counter Module\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eSystem Platform Compatibility\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eDelta AH500 Series PLC\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eCounter Channels\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e4 Channels\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eMaximum Counting Frequency\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e200 kHz\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eCounting Modes\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eUD (Up\/Down), PD (Pulse\/Direction), AB, 4AB (Quadrature Phase)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eInternal Power Consumption\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e2.4 W\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eConnection Interface\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eHigh-Density Connector (HDC)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eHot-Swap Support\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eYes (Hardware configuration must support online swapping)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eOperating Temperature\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e0 to 55 degC\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eStorage Temperature\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e-20 to 70 degC\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eShipping Weight (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e2.0 kg\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003ePackage Dimensions (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e150 mm x 120 mm x 50 mm\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.75rem;\"\u003eEmpirical Engineering Insights\u003c\/h3\u003e\n\u003ch4 style=\"color: #2b6cb0; margin-top: 1rem; margin-bottom: 0.5rem;\"\u003eAlternative Models \u0026amp; Compatibility\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eThe AH04HC-5A is strictly compatible with the Delta AH500 series PLC rack platform. It is not backward compatible with DVP series PLCs due to differences in backplane bus architecture and power distribution. If you are migrating an older DVP system, consider a full rack and CPU upgrade to the AH500 platform to utilize this unit's superior 200 kHz processing engine.\u003c\/p\u003e\n\n\u003ch4 style=\"color: #2b6cb0; margin-top: 1rem; margin-bottom: 0.5rem;\"\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eWhen routing signal lines for the AH04HC-5A in high-voltage panels, avoid running the low-voltage differential pulse cables alongside variable frequency drive (VFD) output cables. High electromagnetic fields can induce stray counts, causing positioning drift. Utilizing shielded twisted-pair (STP) cabling grounded at a single, low-impedance ground point is mandatory for achieving reliable 200 kHz performance.\u003c\/p\u003e\n\n\u003ch4 style=\"color: #2b6cb0; margin-top: 1rem; margin-bottom: 0.5rem;\"\u003eCommissioning \u0026amp; Wiring Tips\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eVerify the input signal voltage level configuration within the software (ISPSoft) before powering up the field instrumentation. Applying 24VDC to a channel set for 5VDC differential logic can permanently damage the channel's input optocouplers. Always use the optional DVPACAB7D10 or DVPAETB-IO16C external terminal blocks to simplify wiring and debugging phases.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.75rem;\"\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cdiv style=\"background-color: #fff5f5; border-left: 4px solid #c53030; padding: 1rem; margin-bottom: 1.5rem; color: #9b2c2c;\"\u003e\n  \u003cstrong\u003eCRITICAL WARNING:\u003c\/strong\u003e Ensure all primary and auxiliary power sources feeding the PLC chassis and field sensors are completely de-energized before mounting, wiring, or removing this module. Failing to disconnect the power supply may result in serious electrical shock, component damage, or unexpected industrial machinery movement.\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin-bottom: 1rem;\"\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; margin-bottom: 0.75rem;\"\u003e\n    \u003cspan style=\"display: inline-flex; align-items: center; justify-content: center; min-width: 24px; height: 24px; border-radius: 50%; background-color: #2b6cb0; color: #ffffff; font-weight: bold; margin-right: 10px; font-size: 12px;\"\u003e1\u003c\/span\u003e\n    \u003cspan style=\"color: #2d3748;\"\u003eAlign the module with the dedicated slot on the AH500 series backplane, ensuring the connector pins match up squarely with the backplane bus.\u003c\/span\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; margin-bottom: 0.75rem;\"\u003e\n    \u003cspan style=\"display: inline-flex; align-items: center; justify-content: center; min-width: 24px; height: 24px; border-radius: 50%; background-color: #2b6cb0; color: #ffffff; font-weight: bold; margin-right: 10px; font-size: 12px;\"\u003e2\u003c\/span\u003e\n    \u003cspan style=\"color: #2d3748;\"\u003ePress the module firmly into place until you hear the locking tabs engage at both the top and bottom of the unit.\u003c\/span\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; margin-bottom: 0.75rem;\"\u003e\n    \u003cspan style=\"display: inline-flex; align-items: center; justify-content: center; min-width: 24px; height: 24px; border-radius: 50%; background-color: #2b6cb0; color: #ffffff; font-weight: bold; margin-right: 10px; font-size: 12px;\"\u003e3\u003c\/span\u003e\n    \u003cspan style=\"color: #2d3748;\"\u003eConnect the HDC-type pre-wired cable or terminal interface block (DVPACAB7D10\/DVPAETB-IO16C) to the module's front port and tighten any retaining screws to secure.\u003c\/span\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; margin-bottom: 0.75rem;\"\u003e\n    \u003cspan style=\"display: inline-flex; align-items: center; justify-content: center; min-width: 24px; height: 24px; border-radius: 50%; background-color: #2b6cb0; color: #ffffff; font-weight: bold; margin-right: 10px; font-size: 12px;\"\u003e4\u003c\/span\u003e\n    \u003cspan style=\"color: #2d3748;\"\u003eApply power to the system, open ISPSoft, configure the hardware parameters, and execute a diagnostic system check to confirm communication and parameter mapping.\u003c\/span\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Delta Electronics","offers":[{"title":"Default Title","offer_id":53102142718315,"sku":"AH04HC-5A","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/AH04HC-5A-y1frz0cz1dg.png?v=1776137191","url":"https:\/\/www.plcprotech.com\/fr\/products\/delta-electronics-ah04hc-5a-ah500-series-high-speed-counter-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}