{"product_id":"schneider-modicon-compact-pc0984145-plc-cpu-module","title":"Schneider Modicon Compact PC0984145 PLC CPU Module","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\u003cp\u003eThe Schneider Electric PC0984145 is a high-performance Central Processing Unit (CPU) designed for the Modicon Compact 984 programmable logic controller series. This module provides reliable, deterministic control for complex industrial automation tasks, including ladder logic execution, arithmetic operations, and real-time data management. It is optimized for demanding environments such as chemical processing, water treatment, and mining, where high-speed scan rates and stable loop control are essential for system integrity.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eIntegrated dual-port communication: Supports Modbus RS232\/RS485 for seamless connectivity with HMIs, programming tools, and remote field devices.\u003c\/li\u003e\n\u003cli\u003eHigh-density processing: Manages up to 1024 discrete I\/O points for scalable industrial control.\u003c\/li\u003e\n\u003cli\u003eMemory architecture: Features 4 kWords of dedicated register space for robust application storage.\u003c\/li\u003e\n\u003cli\u003eData retention: Includes an onboard battery-backed circuit to protect software parameters and internal states during power loss.\u003c\/li\u003e\n\u003cli\u003eRugged construction: Enclosed housing designed for secure backplane mounting and protection against electromagnetic interference (EMI).\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003ePC0984145\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 Compact 984\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser Memory\u003c\/td\u003e\n\u003ctd\u003e4 kWords\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication\u003c\/td\u003e\n\u003ctd\u003e2 x Modbus (RS232\/RS485)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax I\/O Points\u003c\/td\u003e\n\u003ctd\u003e1024 Discrete\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Requirements\u003c\/td\u003e\n\u003ctd\u003e5 VDC, 1.2 A\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\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the CPU is installed in a clean, dry environment within the specified operating temperature range.\u003c\/li\u003e\n\u003cli\u003eVerify that the backplane power is disconnected before installing or removing the module to prevent electrical damage.\u003c\/li\u003e\n\u003cli\u003eEnsure the module is firmly seated on the backplane rails to maintain reliable electrical connection and structural stability.\u003c\/li\u003e\n\u003cli\u003eRoute communication cables away from high-voltage power lines or heavy inductive loads to minimize potential signal interference.\u003c\/li\u003e\n\u003cli\u003eMaintain proper ventilation around the module to ensure optimal thermal dissipation during continuous operation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the primary function of the PC0984145?\u003c\/h3\u003e\u003cp\u003eThis module acts as the central processing hub for the Modicon Compact 984 system, managing logic execution, data register tracking, and I\/O communication for industrial automation loops.\u003c\/p\u003e\u003ch3\u003eDoes this module require a backup battery?\u003c\/h3\u003e\u003cp\u003eYes, the unit features an internal battery circuit designed to maintain the integrity of software parameters and stored data during primary power interruptions.\u003c\/p\u003e\u003ch3\u003eCan this CPU communicate with multiple devices simultaneously?\u003c\/h3\u003e\u003cp\u003eYes, the module is equipped with two dedicated serial ports that support Modbus communication, allowing it to interface with operator terminals and programming workstations at the same time.\u003c\/p\u003e","brand":"Schneider","offers":[{"title":"Default Title","offer_id":44035099361370,"sku":"PC0984145","price":172.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/wm_1_ed27110c-705b-415f-98f9-b7e89a8aa823.jpg?v=1788927577","url":"https:\/\/www.spareoil.com\/products\/schneider-modicon-compact-pc0984145-plc-cpu-module","provider":"SpareOil Automation","version":"1.0","type":"link"}