{"product_id":"yokogawa-acm11-access-control-module","title":"Yokogawa ACM11 Access Control Module","description":"\u003cp\u003eThe \u003cstrong\u003eYokogawa ACM11\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eACM11\u003c\/strong\u003e Access Control Module, operates as a dedicated hardware component for proximity reader signal interfacing and security access validation within Yokogawa DCS control platforms.\u003c\/p\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\u003eACM11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eYokogawa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eJapan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.75 lbs (0.79 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard Yokogawa PC Board Footprint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eStandard CENTUM bus logic load\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBoard Type\u003c\/td\u003e\n\u003ctd\u003ePC Board PLC \/ Add-On Board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection Type\u003c\/td\u003e\n\u003ctd\u003e4-Wire Interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePort Interface\u003c\/td\u003e\n\u003ctd\u003e25-Pin Female Connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStatus Indication\u003c\/td\u003e\n\u003ctd\u003eOnboard LED Indicators\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDCS Process Control \u0026amp; Isolation Architecture\u003c\/h3\u003e\n\u003cp\u003eThe Yokogawa ACM11 access control module provides physical security signal acquisition and reader logic execution across process control networks. Incorporating channel-to-channel isolation and dedicated 4-wire interface circuitry, the PC board decouples field-side proximity reader signals from internal backplane logic. Integrated onboard LED indicators provide real-time visual diagnostics for signal transmission and power distribution, preventing ground loop noise and maintaining data integrity across system communication lines.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What function do the onboard LED indicators perform on the ACM11 board?\u003c\/p\u003e\n\u003cp\u003eA: The onboard LEDs provide visual status verification for power distribution, communication bus activity, and individual reader channel transmission states.\u003c\/p\u003e\n\u003cp\u003eQ: How is physical field device wiring interfaced to the ACM11 card?\u003c\/p\u003e\n\u003cp\u003eA: The module utilizes a standard 25-pin female D-sub connector to interface multi-conductor cable runs from external proximity readers and access terminal hardware.\u003c\/p\u003e\n\u003cp\u003eQ: Can the ACM11 be installed into a standard card cage without external isolation barriers?\u003c\/p\u003e\n\u003cp\u003eA: Yes, the board features built-in galvanic channel isolation designed to isolate incoming field signals from backplane control logic.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAlign the ACM11 PC board carefully with the chassis guide rails and push firmly until the backplane connector fully seats.\u003c\/li\u003e\n\u003cli\u003eFasten all card cage retaining hardware to ensure proper mechanical mounting and chassis ground continuity.\u003c\/li\u003e\n\u003cli\u003eConnect the 25-pin male interface cable to the female connector, tightening the thumb screws to prevent physical decoupling.\u003c\/li\u003e\n\u003cli\u003eEnsure 4-wire proximity reader field lines are run in shielded cable bundles separated from high-voltage power conduits.\u003c\/li\u003e\n\u003cli\u003eBond signal cable shielding directly to the system enclosure master ground bus bar.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":52653255852312,"sku":"ACM11","price":190.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0892\/3483\/3688\/files\/ACM112_Cocoai_13de49c1-add0-487c-96ca-5cf86e14f6ce.jpg?v=1789091680","url":"https:\/\/www.innoplcsync.com\/products\/yokogawa-acm11-access-control-module","provider":"InnoPLC Sync Co., Ltd.","version":"1.0","type":"link"}