{"product_id":"schneider-modicon-quantum-140cra21220-dio-drop-interface-module","title":"Schneider Modicon Quantum 140CRA21220 DIO Drop Interface Module","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eThe Schneider Electric 140CRA21220 is a dedicated Distributed I\/O (DIO) drop interface module designed for the Modicon Quantum automation platform. This module serves as the critical communication link between remote I\/O sub-assemblies and the central processor, facilitating reliable data exchange across extensive industrial networks. Engineered for high-availability environments, it supports seamless integration in complex control architectures, including power generation, petrochemical processing, and large-scale manufacturing.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDual-port coaxial connectivity for S908 network topologies, ensuring redundant communication pathways.\u003c\/li\u003e\n\u003cli\u003eReal-time fault detection and automatic switchover to the secondary path in under 1 ms if the primary line is compromised.\u003c\/li\u003e\n\u003cli\u003eIntegrated address selection switches on the front panel for simplified site configuration.\u003c\/li\u003e\n\u003cli\u003eComprehensive status monitoring via front-mounted diagnostic LEDs for power, network synchronization, and error reporting.\u003c\/li\u003e\n\u003cli\u003eRobust hardware design suitable for demanding industrial temperature ranges.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis interface module is typically deployed in remote drop locations within a Modicon Quantum system. It is essential for applications requiring deterministic I\/O control, such as distributed process control, hazardous area monitoring, and wide-area plant automation where signal integrity and network redundancy are mission-critical.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e140CRA21220\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eSchneider Electric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eModicon Quantum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eDIO Drop Interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC (Range: 19.2-30 VDC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Consumption\u003c\/td\u003e\n\u003ctd\u003e650 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNetwork Protocol\u003c\/td\u003e\n\u003ctd\u003eS908 Distributed I\/O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Ports\u003c\/td\u003e\n\u003ctd\u003e2 x Coaxial (F-connector, 75 Ohm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Rate\u003c\/td\u003e\n\u003ctd\u003e1.544 Mbps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003e500 VDC (Field to Bus)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 to 85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity\u003c\/td\u003e\n\u003ctd\u003e5-95% non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the power supply is disconnected before inserting or removing the module from the rack to prevent electrical damage.\u003c\/li\u003e\n\u003cli\u003eMount the module in a standard Quantum backplane, ensuring all captive screws are tightened to maintain proper grounding and vibration resistance.\u003c\/li\u003e\n\u003cli\u003eUse high-quality 75 Ohm coaxial cabling for the S908 ports; ensure cable shields are properly terminated to minimize EMI interference.\u003c\/li\u003e\n\u003cli\u003eVerify that the address switches are correctly set to match the system configuration before commissioning.\u003c\/li\u003e\n\u003cli\u003eMaintain adequate clearance around the module to allow for proper airflow and cooling, as per standard industrial cabinet design practices.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the primary function of the 140CRA21220?\u003c\/h3\u003e\u003cp\u003eThe 140CRA21220 acts as a bridge between the central Modicon Quantum processor and remote I\/O drops, allowing the system to manage distributed field devices over the S908 network.\u003c\/p\u003e\u003ch3\u003eDoes this module support redundant networks?\u003c\/h3\u003e\u003cp\u003eYes, the module features two coaxial ports that support a redundant line layout, allowing for automatic failover if the primary communication path is interrupted.\u003c\/p\u003e\u003ch3\u003eWhat is the required power supply for this module?\u003c\/h3\u003e\u003cp\u003eThe module requires an external 24 VDC power source, with an operating range of 19.2 to 30 VDC.\u003c\/p\u003e","brand":"Schneider","offers":[{"title":"Default Title","offer_id":48841756344510,"sku":"140CRA21220","price":172.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/wm_1_696296f4-28be-4d25-b581-c720b3459a23.jpg?v=1788578901","url":"https:\/\/www.autooiltech.com\/products\/schneider-modicon-quantum-140cra21220-dio-drop-interface-module","provider":"AutoOilTech Limited","version":"1.0","type":"link"}