{"product_id":"abb-advant-ocs-07-kr-91-central-processing-unit-cpu","title":"ABB Advant OCS 07 KR 91 Central Processing Unit (CPU)","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eABB 07KR91\u003c\/strong\u003e (Product ID: \u003cstrong\u003eGJR5250000R0151\u003c\/strong\u003e) is a \u003cstrong\u003ehigh-capacity Central Processing Unit (CPU)\u003c\/strong\u003e built for the \u003cstrong\u003eAdvant OCS \/ Controller 31 (CS31)\u003c\/strong\u003e platform. Powered by a \u003cstrong\u003eMotorola 68030 32-bit processor\u003c\/strong\u003e, this unit delivers strong processing power, robust I\/O handling, and secure data exchange for demanding industrial automation environments. With built-in diagnostics, modular integration capabilities, and a real-time clock, the 07KR91 optimizes system uptime and operational flexibility.\u003c\/p\u003e\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e ABB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct ID:\u003c\/strong\u003e GJR5250000R0151\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Family:\u003c\/strong\u003e Advant OCS \/ Controller 31 (CS31)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Central Processing Unit (Central Unit)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProcessor:\u003c\/strong\u003e Motorola 68030, 32-bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProgram Memory:\u003c\/strong\u003e ~1 MB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eData Memory:\u003c\/strong\u003e ~128 kB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital Inputs:\u003c\/strong\u003e 20 channels\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital Outputs:\u003c\/strong\u003e 12 channels, relay type\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/O Capacity:\u003c\/strong\u003e Supports up to ~256 I\/O points\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCounting Input:\u003c\/strong\u003e Handles frequencies up to 10 kHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal-Time Clock:\u003c\/strong\u003e Built-in RTC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommunication Ports:\u003c\/strong\u003e Ethernet, RS-232C, CS31 system bus\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e 24 V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e 0°C to +55°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 40 × 137 × 22.5 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.6 kg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e DIN rail or screw mount\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFeatures \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowerful 32-Bit Processing:\u003c\/strong\u003e The Motorola 68030 processor delivers fast execution of complex control algorithms and large application programs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Ethernet:\u003c\/strong\u003e Built-in Ethernet port enables direct connection to plant networks, SCADA systems, and remote diagnostics — no additional communication module required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed Counter:\u003c\/strong\u003e Dedicated counting input supports frequencies up to \u003cstrong\u003e10 kHz\u003c\/strong\u003e for precise motion and event counting applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal-Time Clock:\u003c\/strong\u003e On-board RTC enables time-stamped event logging, scheduled operations, and shift-based production tracking.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComprehensive I\/O:\u003c\/strong\u003e 20 DI and 12 relay DO provide substantial built-in I\/O capacity for medium-scale machines and processes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCS31 Bus Integration:\u003c\/strong\u003e Native support for ABB's CS31 decentralized bus allows expansion to hundreds of additional I\/O points.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMachine control with Ethernet connectivity requirements\u003c\/li\u003e\n\u003cli\u003ePackaging and labeling systems with high-speed counting\u003c\/li\u003e\n\u003cli\u003eProcess skids and OEM equipment\u003c\/li\u003e\n\u003cli\u003eBuilding automation with network integration\u003c\/li\u003e\n\u003cli\u003eRemote monitoring and telemetry systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation Guide\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Install on a 35 mm DIN rail or secure with screws. The compact form factor (40 mm width) saves valuable cabinet space.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e Connect \u003cstrong\u003e24 V DC\u003c\/strong\u003e to the power terminals. Verify polarity and ensure supply stability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEthernet Configuration:\u003c\/strong\u003e Connect the Ethernet port to your plant network. Configure IP address, subnet mask, and gateway via the programming software or built-in configuration interface.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/O Wiring:\u003c\/strong\u003e Connect field devices to the 20 DI and 12 relay DO terminals. Relay outputs support both AC and DC loads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCS31 Bus Expansion:\u003c\/strong\u003e If additional I\/O is needed, connect CS31 bus cables to remote I\/O modules and set their addresses.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProgramming:\u003c\/strong\u003e Use ABB's programming tools via RS-232C or Ethernet to download and debug the application.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCounter Setup:\u003c\/strong\u003e Configure the high-speed counter input parameters (counting mode, preset values, interrupt triggers) in the application program.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the 07KR91 have built-in analog I\/O?\u003c\/strong\u003e\u003cbr\u003eA: No, the 07KR91 provides digital I\/O only (20 DI \/ 12 DO). For analog signals, add \u003cstrong\u003e07AC91\u003c\/strong\u003e or \u003cstrong\u003e07AI91\u003c\/strong\u003e expansion modules via CS31 bus.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What Ethernet protocols are supported?\u003c\/strong\u003e\u003cbr\u003eA: The 07KR91 supports standard TCP\/IP for programming and data exchange. Specific protocol support (MODBUS TCP, etc.) depends on firmware version — consult the datasheet for your specific revision.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I use the 07KR91 as a CS31 slave?\u003c\/strong\u003e\u003cbr\u003eA: The 07KR91 is primarily designed as a bus master or standalone unit. For slave operation, other AC31 basic units may be more appropriate.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the relay output rating?\u003c\/strong\u003e\u003cbr\u003eA: Relay outputs typically support \u003cstrong\u003e2 A at 250 V AC\u003c\/strong\u003e or \u003cstrong\u003e2 A at 24 V DC\u003c\/strong\u003e. Verify exact ratings in the official datasheet for your variant.\u003c\/p\u003e\n\u003ch3\u003eSelection Tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eChoose \u003cstrong\u003e07KR91\u003c\/strong\u003e when you need \u003cstrong\u003ebuilt-in Ethernet\u003c\/strong\u003e and \u003cstrong\u003ehigh-speed counting\u003c\/strong\u003e in a compact form factor.\u003c\/li\u003e\n\u003cli\u003eFor larger memory and built-in analog I\/O, upgrade to the \u003cstrong\u003e07KT97\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eFor PROFIBUS-DP or ARCNET connectivity, consider adding \u003cstrong\u003e07KP93\u003c\/strong\u003e or selecting a different basic unit variant.\u003c\/li\u003e\n\u003cli\u003eVerify firmware version compatibility with your programming software before installation.\u003c\/li\u003e\n\u003cli\u003eWhen replacing a unit, record the IP address and network configuration to minimize commissioning time.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":53797589516472,"sku":"07KR91","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/07KR91_GJR5250000R0101_3r180.png?v=1784701620","url":"https:\/\/www.globalpetroparts.com\/products\/abb-advant-ocs-07-kr-91-central-processing-unit-cpu","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}