{"product_id":"yokogawa-acm11-s2-serial-communication-module","title":"Yokogawa ACM11-S2 Serial Communication Module","description":"\u003ch2\u003eYokogawa ACM11-S2 Serial Communication Module\u003c\/h2\u003e\n\u003cp\u003eConfigured for RS-232C serial interfacing in Yokogawa Distributed Control Systems (DCS) and Field Control Units (FCUs), the \u003cstrong\u003eYokogawa ACM11-S2\u003c\/strong\u003e (\u003cstrong\u003eACM11\u003c\/strong\u003e Serial Communication Module) provides direct electrical execution of point-to-point data exchange with intelligent field devices.\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\u003eParameter\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\u003eACM11-S2\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\u003e1.90 lbs (0.86 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard rack slot width\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 degC to +70 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 1 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Protocol\u003c\/td\u003e\n\u003ctd\u003eRS-232C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Rate\u003c\/td\u003e\n\u003ctd\u003eUp to 230 Kbps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eDIN rail \/ Rack Slot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eChannel-to-Channel Isolation and Loop Integrity\u003c\/h3\u003e\n\u003cp\u003eThe module employs channel-to-channel isolation to suppress transient noise coupling across the backplane bus. It supports 4-20 mA HART loop protocol translation when interfacing with legacy analog devices via external converters. Cold junction compensation logic is managed by the host FCU to ensure accurate thermocouple data alignment when the module is paired with temperature input assemblies.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the ACM11-S2 support hot-swapping while the rack is powered?\u003c\/p\u003e\n\u003cp\u003eA: No. Remove system power before inserting or removing the module to prevent backplane arcing and data corruption.\u003c\/p\u003e\n\u003cp\u003eQ: What is the maximum cable length supported for RS-232C at 230 Kbps?\u003c\/p\u003e\n\u003cp\u003eA: Maximum recommended cable length is 15 meters (49 feet) to maintain signal integrity at maximum data rates.\u003c\/p\u003e\n\u003cp\u003eQ: Is firmware flashing required for S2 hardware compatibility?\u003c\/p\u003e\n\u003cp\u003eA: Firmware must match the host FCU version. Incompatible firmware loads will result in a watchdog fault on module initialization.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eMount the module onto a standard 35 mm DIN rail or secure it into the designated Yokogawa base plate slot. Ensure the retaining clips are fully engaged. Terminate RS-232C conductors using shielded twisted-pair cabling. Ground the shield drain wire to the rack ground bus bar at one end only to prevent ground loops. Verify torque specifications on terminal screws do not exceed 0.5 N·m.\u003c\/p\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":44203072946264,"sku":"ACM11-S2","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/ACM11-S2.jpg?v=1780889421","url":"https:\/\/www.industriaxplc.com\/id\/products\/yokogawa-acm11-s2-serial-communication-module","provider":"IndustriaX Limited","version":"1.0","type":"link"}