{"product_id":"omron-cs1g-cpu42h-cs1-series-cpu-unit","title":"Omron CS1G-CPU42H CS1 Series CPU Unit","description":"\u003cp\u003eConfigured for high-speed sequence processing in CS1 automation architectures, the \u003cstrong\u003eOmron CS1G-CPU42H\u003c\/strong\u003e (\u003cstrong\u003eCS1G-CPU42H\u003c\/strong\u003e CPU Unit) provides direct physical\/electrical execution. It handles discrete control tasks through local and rack-expansion buses.\u003c\/p\u003e\n\u003ch3\u003eArchitecture \u0026amp; System Hierarchy\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Series\u003c\/strong\u003e: Omron CS1 Series PLC system\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBase CPU Architecture\u003c\/strong\u003e: CS1G High-Speed CPU\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/O Capability\u003c\/strong\u003e: 960 local\/expansion I\/O points across maximum 2 expansion racks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExecution Profile\u003c\/strong\u003e: Standard CPU architecture operating within single-rack or dual-expansion PLC configurations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Characteristics\u003c\/h3\u003e\n\u003cfigure\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eCS1G-CPU42H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eOmron\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eCPU Unit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProgram Capacity\u003c\/td\u003e\n\u003ctd\u003e10K steps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Memory Capacity\u003c\/td\u003e\n\u003ctd\u003e64K words (DM: 32K words, EM: 32K words x 1 bank)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstruction Execution Time\u003c\/td\u003e\n\u003ctd\u003e0.04 us (LD instruction)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax I\/O Capacity\u003c\/td\u003e\n\u003ctd\u003e960 points (Expansion Racks: 2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Consumption\u003c\/td\u003e\n\u003ctd\u003e0.78 A at 5 VDC internal backplane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.22 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e130 mm x 35 mm x 101 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDeterministic Network \u0026amp; Backplane Integration\u003c\/h3\u003e\n\u003cp\u003eThe CPU unit manages internal bus timing across the backplane bus communication velocity Licences framework, maintaining low-latency execution cycles for standard logic scans. It provides high I\/O density scaling options over extended rack configurations while preserving firmware flash compatibility across standard CS-series expansion interfaces.\u003c\/p\u003e\n\u003ch3\u003eStandard Package \u0026amp; Ordering Information\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Omron CS1G-CPU42H CPU Unit\u003c\/li\u003e\n\u003cli\u003e1 x Internal Battery (Pre-installed or boxed separately)\u003c\/li\u003e\n\u003cli\u003e1 x Protective Terminal\/Port Cover Set\u003c\/li\u003e\n\u003cli\u003e1 x Quick Reference Technical Sheet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMounting \u0026amp; Electrical Safety Instructions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTurn off all system power supplies before seating or unseating the unit from the CPU rack base plate.\u003c\/li\u003e\n\u003cli\u003eEnsure the CPU module latches seat securely into the backplane connector to avoid intermittent contact errors.\u003c\/li\u003e\n\u003cli\u003eMaintain a minimum clear distance of 50 mm above and below the rack assembly to allow adequate thermal convection cooling.\u003c\/li\u003e\n\u003cli\u003eConnect the rack functional ground (FG) terminal directly to a clean panel earth using a heavy-gauge wire.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Support FAQs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eHow does the unit process memory allocation between DM and EM banks?\u003c\/p\u003e\n\u003cp\u003eDM memory provides 32K words of direct data area, while EM provides an additional 32K words in a single bank for extended storage.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the current drain on the 5 VDC rack power bus?\u003c\/p\u003e\n\u003cp\u003eThe CPU consumes 0.78 A from the internal 5 VDC backplane supply during normal operation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the maximum physical I\/O expansion capability?\u003c\/p\u003e\n\u003cp\u003eIt addresses up to 960 local and expansion I\/O points across a maximum of 2 expansion racks.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat execution speed can be expected for basic instruction scans?\u003c\/p\u003e\n\u003cp\u003eBasic logical instructions such as LD execute in 0.04 us per instruction.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat memory backup mechanism prevents data loss during power outages?\u003c\/p\u003e\n\u003cp\u003eAn internal battery retains program and data memory contents during system power interruptions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat ambient temperature range is allowable for continuous rack operation?\u003c\/p\u003e\n\u003cp\u003eThe unit operates within standard panel limits ranging from 0 to 55 deg C.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow are local program steps stored within the internal memory architecture?\u003c\/p\u003e\n\u003cp\u003eThe unit provides 10K steps of program capacity to execute ladder logic and control sequences.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat physical precautions should be observed when wiring functional earthing?\u003c\/p\u003e\n\u003cp\u003eThe functional ground terminal must be wired with low-impedance grounding connections to reduce noise susceptibility.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Omron","offers":[{"title":"Default Title","offer_id":47306643767469,"sku":"CS1G-CPU42H","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/omron_cs1g-cpu42h_1.jpg?v=1789448929","url":"https:\/\/www.maxwellplc.com\/ga\/products\/omron-cs1g-cpu42h-cs1-series-cpu-unit","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}