{"product_id":"cqm1h-cpu21-omron-sysmac-cqm1h-cpu-processor","title":"CQM1H-CPU21 Omron SYSMAC CQM1H CPU Processor","description":"\u003cp\u003eThe \u003cstrong\u003eOmron CQM1H-CPU21\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eCQM1H-CPU21\u003c\/strong\u003e CPU Processor, operates as a dedicated hardware component for central logic execution and I\/O scanning within SYSMAC CQM1H PLC racks.\u003c\/p\u003e\n\u003ch3\u003eProcessor Model Architecture\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCQM1H Series Base\u003c\/strong\u003e: Standard programmable logic controller architecture for modular rack configurations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCPU Class Identifier\u003c\/strong\u003e: Central processing unit managing instruction execution and system backplane timing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e21 Functional Level\u003c\/strong\u003e: Built-in 16 DC inputs, integrated RS-232C serial interface port, and support for inner board slot expansions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSystem Specifications\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\u003eCQM1H-CPU21\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\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eJapan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.52 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e15.0 x 11.0 x 11.0 cm\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\u003eStorage Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to +75 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity\u003c\/td\u003e\n\u003ctd\u003e10 to 90 % RH non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e5 VDC at 0.82 A (Backplane)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProgram Capacity\u003c\/td\u003e\n\u003ctd\u003e3.2k steps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Memory\u003c\/td\u003e\n\u003ctd\u003e3k words (DM Area)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOn-board I\/O Points\u003c\/td\u003e\n\u003ctd\u003e16 DC inputs (24 VDC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum I\/O Capacity\u003c\/td\u003e\n\u003ctd\u003e256 points\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExpansion Slots\u003c\/td\u003e\n\u003ctd\u003e1 Inner Board Slot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTariff Code\u003c\/td\u003e\n\u003ctd\u003e8537101190\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDeterministic Network Routing and Firmware Execution\u003c\/h3\u003e\n\u003cp\u003eThe CQM1H-CPU21 maintains precise backplane bus communication velocity across local I\/O modules and inner board expansion cards. High firmware flash compatibility ensures real-time program execution without cycle timing jitter. Direct memory mapping links onboard 24 VDC inputs to CPU registers with deterministic scan intervals, maintaining I\/O density scaling throughout complex control operations.\u003c\/p\u003e\n\u003ch3\u003ePackage Fulfillment List\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Omron CQM1H-CPU21 CPU Processor Unit\u003c\/li\u003e\n\u003cli\u003e1 x RS-232C Port Dust Cover Plug\u003c\/li\u003e\n\u003cli\u003e1 x Terminal Block Connector Assembly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eRack Installation and Wiring Rules\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Off Assembly\u003c\/strong\u003e: Always disconnect main power from the rack power supply unit prior to mounting or detaching the CPU module.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding Connection\u003c\/strong\u003e: Ensure the functional ground terminal on the rack assembly connects directly to protective earth to avoid ground loops.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Separation\u003c\/strong\u003e: Route RS-232C communication and 24 VDC signal wiring away from high-voltage motor circuits and power conduits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModule Latching\u003c\/strong\u003e: Verify top and bottom rack retention locks engage fully into adjacent expansion units to secure internal bus contacts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Questions and Answers\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eDoes the CQM1H-CPU21 CPU processor support hot-swapping on the backplane?\u003c\/p\u003e\n\u003cp\u003eNo, removing or inserting the CPU processor while power is applied disrupts the backplane bus and damages logic circuits.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the current draw of the CQM1H-CPU21 from the internal 5 VDC rail?\u003c\/p\u003e\n\u003cp\u003eThe processor unit draws 0.82 A continuously from the 5 VDC backplane supply provided by the system power module.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat function does the onboard Inner Board expansion slot serve?\u003c\/p\u003e\n\u003cp\u003eThe Inner Board slot allows installation of specialized motion control, high-speed counter, or analog I\/O option modules.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow are the 16 integrated DC inputs powered?\u003c\/p\u003e\n\u003cp\u003eThe 16 onboard DC inputs require an external 24 VDC power source wired directly to the input terminal block points.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat causes the ERR\/ALM LED indicator to illuminate on the front panel?\u003c\/p\u003e\n\u003cp\u003eThe ERR\/ALM LED turns on when a fatal system fault occurs, such as memory corruption, syntax errors, or bus time-outs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat ambient temperature limits must be maintained during panel operation?\u003c\/p\u003e\n\u003cp\u003eThe module must operate within an ambient temperature range of 0 to +55 deg C to prevent thermal processing faults.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCan the RS-232C port communicate directly with peripheral operator interfaces?\u003c\/p\u003e\n\u003cp\u003eYes, the integrated RS-232C port supports point-to-point serial communication using Host Link or NT Link protocols.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow does the CPU maintain program memory during main power loss?\u003c\/p\u003e\n\u003cp\u003eInternal RAM memory and clock data are sustained by an integrated backup battery when external system power is removed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Omron","offers":[{"title":"Default Title","offer_id":47306656022701,"sku":"CQM1H-CPU21","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/cqm1h-cpu21_1.jpg?v=1789364511","url":"https:\/\/www.maxwellplc.com\/ru\/products\/cqm1h-cpu21-omron-sysmac-cqm1h-cpu-processor","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}