{"product_id":"schneider-modicon-compact-asprtu252-communication-modules","title":"Schneider Modicon Compact ASPRTU252 Communication Module","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\u003cp\u003eThe Schneider Electric ASPRTU252 is a specialized Remote Terminal Unit (RTU) communication module designed for the Modicon Compact series. This module functions as a dedicated network co-processor, offloading communication tasks from the host processor to ensure deterministic data handling and reliable telemetry routing. It is built to support critical industrial infrastructures, including remote power substations, pipeline monitoring, and mining control systems, where consistent data throughput is required despite challenging operational environments.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDedicated microprocessor core for independent protocol processing and cyclic data transmission.\u003c\/li\u003e\n\u003cli\u003eGalvanic isolation between external serial loops and internal logic to protect against surge and ground potential issues.\u003c\/li\u003e\n\u003cli\u003eDual selectable RS-232\/RS-485 communication ports for flexible field connectivity.\u003c\/li\u003e\n\u003cli\u003eIntegrated front-panel LED indicators for real-time diagnostics of port status, data transmission, and system health.\u003c\/li\u003e\n\u003cli\u003eDesigned for seamless integration with the Modicon Compact series parallel backplane.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThe ASPRTU252 is engineered for applications requiring robust serial communication in wide-area or remote industrial networks. It is particularly effective in environments prone to electromagnetic interference (EMI) where maintaining communication integrity and preventing bus timeouts is essential for operational continuity.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eASPRTU252\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eSchneider Electric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtocol Support\u003c\/td\u003e\n\u003ctd\u003eModbus RTU, Modbus ASCII\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterfaces\u003c\/td\u003e\n\u003ctd\u003e2 x RS-232\/RS-485 (selectable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Baud Rate\u003c\/td\u003e\n\u003ctd\u003e19.2 Kbps per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Rating\u003c\/td\u003e\n\u003ctd\u003e1500 VAC (field-to-bus)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Requirements\u003c\/td\u003e\n\u003ctd\u003e550 mA at 5 VDC (backplane)\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\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003e5 to 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 host system is powered down before inserting or removing the module from the Compact rack.\u003c\/li\u003e\n\u003cli\u003eVerify the module is fully seated in the backplane slot to ensure proper bus contact.\u003c\/li\u003e\n\u003cli\u003eUse shielded communication cabling and ensure proper grounding of cable shields to minimize EMI effects.\u003c\/li\u003e\n\u003cli\u003eMaintain proper ventilation within the cabinet to stay within the 0 to 60 deg C operating range.\u003c\/li\u003e\n\u003cli\u003eConfirm that serial port jumpers or software configurations match the intended physical interface (RS-232 vs RS-485) before connecting field devices.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eDoes the ASPRTU252 require external power?\u003c\/h3\u003e\u003cp\u003eNo, the module draws its operating power (550 mA at 5 VDC) directly from the Modicon Compact chassis backplane.\u003c\/p\u003e\u003ch3\u003eCan this module handle both Modbus RTU and ASCII?\u003c\/h3\u003e\u003cp\u003eYes, the module is designed to support both Modbus RTU and Modbus ASCII protocols for versatile serial communication.\u003c\/p\u003e\u003ch3\u003eWhat is the primary purpose of the galvanic isolation?\u003c\/h3\u003e\u003cp\u003eThe 1500 VAC isolation barrier prevents voltage spikes and ground potential differences from the field-side wiring from damaging the module or propagating into the host processor rack.\u003c\/p\u003e","brand":"Schneider","offers":[{"title":"Default Title","offer_id":44731252899928,"sku":"ASPRTU252","price":172.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/wm_1_8433a4ab-b818-4fd0-8da2-9234a9b42f66.jpg?v=1788669717","url":"https:\/\/www.industriaxplc.com\/id\/products\/schneider-modicon-compact-asprtu252-communication-modules","provider":"IndustriaX Limited","version":"1.0","type":"link"}