{"product_id":"omron-cs1g-cpu42h-cs1-series-plc-cpu-unit","title":"Omron CS1G-CPU42H Unité CPU PLC série CS1  ","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eOperating within the modular Omron CS-series backplane system, the \u003cstrong\u003eOmron CS1G-CPU42H\u003c\/strong\u003e serves as a reliable central processing unit engineered for medium-scale industrial control configurations. This rack-mounted processor delivers fast instruction execution speeds to manage discrete automation and basic process sequencing. By optimizing program execution cycles, it ensures highly responsive synchronization of digital and analog I\/O points across localized and expanded machine architectures.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #1a365d; border-bottom: 2px solid #2b6cb0; padding-bottom: 0.25rem;\"\u003eFeatures\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 1.5rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003eHigh-speed basic instruction processing executed at \u003cstrong\u003e0.04 us\u003c\/strong\u003e for quick scan cycles.\u003c\/li\u003e\n  \u003cli\u003eStructured memory architecture supporting \u003cstrong\u003e10K steps\u003c\/strong\u003e of dedicated program capacity.\u003c\/li\u003e\n  \u003cli\u003eSubstantial register storage featuring \u003cstrong\u003e64K words\u003c\/strong\u003e of total data memory, divided into 32K words of DM and 32K words of EM (1 bank).\u003c\/li\u003e\n  \u003cli\u003eExtensive expandable local control supporting up to \u003cstrong\u003e960 I\/O points\u003c\/strong\u003e across a maximum of 2 expansion racks.\u003c\/li\u003e\n  \u003cli\u003eBuilt-in peripheral port and RS-232C port for direct local programming, human-machine interface (HMI) connection, and host communications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"color: #1a365d; border-bottom: 2px solid #2b6cb0; padding-bottom: 0.25rem;\"\u003eApplications\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 1.5rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003eAutomated assembly and conveyor systems requiring localized control.\u003c\/li\u003e\n  \u003cli\u003eWater and wastewater municipal treatment pumping stations.\u003c\/li\u003e\n  \u003cli\u003ePulp and paper processing lines requiring medium density I\/O integration.\u003c\/li\u003e\n  \u003cli\u003ePackaging, labeling, and filling machinery with integrated HMI systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"color: #1a365d; border-bottom: 2px solid #2b6cb0; padding-bottom: 0.25rem;\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 1.5rem;\"\u003e\n  \u003ctable style=\"border-collapse: collapse; width: 100%; color: #2d3748;\"\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; width: 35%;\"\u003eManufacturer\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eOmron\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eModel\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eCS1G-CPU42H\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eSeries\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eCS1 Series\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eProduct Type\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eCPU Unit\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eProgram Capacity\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e10K steps\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eData Memory Capacity\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e64K words (DM: 32K words, EM: 32K words x 1 bank)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eLD Instruction Execution Time\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e0.04 us\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eMaximum I\/O Capacity\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e960 points (using up to 2 expansion racks)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eCurrent Consumption (5 VDC)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e0.78 A\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eOnline Unit Replacement\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eNot Supported\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eDuplex Communication \/ Power\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eNot Supported\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eCountry of Origin\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eJapan\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eShipping Weight (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e0.50 kg\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003ePackage Dimensions (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e15.0 x 13.0 x 5.0 cm\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3 style=\"color: #1a365d; border-bottom: 2px solid #2b6cb0; padding-bottom: 0.25rem;\"\u003eConnections and Interfaces\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 1.5rem;\"\u003e\n  \u003ctable style=\"border-collapse: collapse; width: 100%; color: #2d3748;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #cbd5e0;\"\u003e\n        \u003cth style=\"padding: 0.75rem; text-align: left; font-weight: bold; width: 40%;\"\u003ePort Type\u003c\/th\u003e\n        \u003cth style=\"padding: 0.75rem; text-align: left; font-weight: bold;\"\u003eInterface Function \/ Assignment\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003ePeripheral Port\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eDirect proprietary connection to Programming Consoles or PC running CX-Programmer.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eRS-232C Port\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eD-sub 9-pin female connector for serial communications, host links, NT Link (HMI), or serial gateways.\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3 style=\"color: #1a365d; border-bottom: 2px solid #2b6cb0; padding-bottom: 0.25rem;\"\u003eAlternative Models \u0026amp; Compatibility\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eThe CS1G-CPU42H belongs to the standard CS1G processing line. If system requirements dictate larger program logic or additional DM registers, you can step up to the CS1G-CPU43H (20K steps, 128K words DM) or the CS1G-CPU44H (30K steps) without modifying the physical backplane layout. When migrating programs from older C200HX\/HG\/HE systems to the CS1G platform, verify that the special I\/O unit memory allocations are properly remapped within your CX-Programmer project settings, as memory maps differ between legacy C200H and CS1 architectures.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #1a365d; border-bottom: 2px solid #2b6cb0; padding-bottom: 0.25rem;\"\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eThis CPU unit requires careful thermal management when mounted inside sealed control cabinets. Always maintain at least 50 mm of clearance above and below the PLC rack assemblies to facilitate natural air convection. Be aware that the CS1G-CPU42H consumes 0.78 A of 5 VDC system current directly from the backplane; this must be factored into your load calculation to ensure the main rack power supply unit (e.g., C200HW-PA204 \/ PA209R) does not enter overcurrent shutdown.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #1a365d; border-bottom: 2px solid #2b6cb0; padding-bottom: 0.25rem;\"\u003eCommissioning \u0026amp; Wiring Tips\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1.5rem;\"\u003eFor RS-232C communications via the serial port, always utilize shielded twisted-pair cables with the shield grounded to the frame ground (FG) terminal at the PLC end only. This prevents ground loops from corrupting critical serial transmission data. If using CX-Programmer for the initial upload or download, configure the serial DIP switches located behind the CPU's front peripheral cover to match the communication parameters of your workstation serial interface.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #1a365d; border-bottom: 2px solid #2b6cb0; padding-bottom: 0.25rem;\"\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cdiv style=\"background-color: #fff5f5; border-left: 4px solid #c53030; padding: 1rem; margin-bottom: 1.5rem; color: #9b2c2c;\"\u003e\n  \u003cstrong\u003eCRITICAL WARNING:\u003c\/strong\u003e Ensure all main electrical supply lines and backplane power source lines are completely de-energized prior to installing, removing, or wiring the CPU module. Performing operations on an energized backplane will cause irreparable damage to the CPU's internal logic gates and presents a severe shock hazard.\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; align-items: flex-start; margin-bottom: 1rem;\"\u003e\n  \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; min-width: 24px; height: 24px; display: flex; align-items: center; justify-content: center; margin-right: 0.75rem; font-weight: bold;\"\u003e1\u003c\/div\u003e\n  \u003cdiv style=\"color: #2d3748;\"\u003eMount the backplane (CPU Rack) securely to your enclosure panel, ensuring a solid low-impedance connection to the system ground.\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; align-items: flex-start; margin-bottom: 1rem;\"\u003e\n  \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; min-width: 24px; height: 24px; display: flex; align-items: center; justify-content: center; margin-right: 0.75rem; font-weight: bold;\"\u003e2\u003c\/div\u003e\n  \u003cdiv style=\"color: #2d3748;\"\u003eAlign the bottom notch of the CS1G-CPU42H with the dedicated slot on the left-hand side of the main backplane (adjacent to the power supply slot).\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; align-items: flex-start; margin-bottom: 1rem;\"\u003e\n  \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; min-width: 24px; height: 24px; display: flex; align-items: center; justify-content: center; margin-right: 0.75rem; font-weight: bold;\"\u003e3\u003c\/div\u003e\n  \u003cdiv style=\"color: #2d3748;\"\u003eCarefully pivot the top of the module forward until the backplane connector fully mates. Secure the unit using the mounting screw at the top of the module.\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; align-items: flex-start; margin-bottom: 1.5rem;\"\u003e\n  \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; min-width: 24px; height: 24px; display: flex; align-items: center; justify-content: center; margin-right: 0.75rem; font-weight: bold;\"\u003e4\u003c\/div\u003e\n  \u003cdiv style=\"color: #2d3748;\"\u003eAdjust the DIP switches located on the front face behind the access cover to establish local communication settings before applying control voltage.\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Omron","offers":[{"title":"Default Title","offer_id":53077914124651,"sku":"CS1G-CPU42H","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/cs1g-cpu42h-2ohfpcijpoe.png?v=1775733679","url":"https:\/\/www.plcprotech.com\/fr\/products\/omron-cs1g-cpu42h-cs1-series-plc-cpu-unit","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}