{"product_id":"abb-innis21-network-interface-module","title":"ABB INNIS21 Network Interface Module","description":"\u003cp\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003cstrong\u003eABB INNIS21\u003c\/strong\u003e Network Interface Module serves as the primary communication entry point for nodes operating on the Cnet network within Symphony and INFI 90 architectures. Working in tandem with the \u003cstrong\u003eINNPM22\u003c\/strong\u003e processor module, it establishes a reliable, high‑speed data path between local nodes and the broader control network. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eManufacturer:\u003c\/strong\u003e ABB\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eModel:\u003c\/strong\u003e \u003cstrong\u003eINNIS21\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Network Interface Module\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003ePower Requirements:\u003c\/strong\u003e +5 VDC at 825 mA (4.1 W) or +5 VDC at 1.1 A (5.5 W)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eCommunication Rates:\u003c\/strong\u003e Supports 10 Mbaud, 2 Mbaud, and 0.5 Mbaud Cnet speeds\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong\u003eSystem Capacity:\u003c\/strong\u003e\u003c\/span\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eUp to 62,000+ nodes across the full Cnet system\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUp to 250 Cnet‑to‑Cnet interface nodes\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUp to 250 nodes per network segment (Cnet‑to‑HCU or Cnet‑to‑computer combinations)\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong\u003eArchitecture:\u003c\/strong\u003e\u003c\/span\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eSingle‑slot PCB module for MMU installation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDedicated I\/O expander bus link to \u003cstrong\u003eINNPM22\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMicroprocessor‑based communication circuitry\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eFunction:\u003c\/strong\u003e Provides the intelligent interface between a node and the Cnet backbone\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e 2 kg\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eShipping Weight:\u003c\/strong\u003e 3 kg\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e ABB Symphony, INFI 90, and Cnet‑based distributed control systems\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eCnet Front-End Role:\u003c\/strong\u003e Acts as the primary communication gateway for all Cnet interface modules\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eHigh Node Scalability:\u003c\/strong\u003e Supports extremely large distributed architectures\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eDeterministic Data Handling:\u003c\/strong\u003e Ensures predictable communication timing for critical control loops\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eRobust Network Integration:\u003c\/strong\u003e Enables any node to communicate with any other node within the system\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eModular Installation:\u003c\/strong\u003e Fits standard MMU slots for easy replacement or expansion\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eReliable Hardware Design:\u003c\/strong\u003e Industrial‑grade PCB and isolation practices for long‑term operation\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eApplication Scenarios\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eLarge‑scale distributed control systems in power generation, petrochemical, refining, and heavy industrial plants\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNetwork expansion or modernization projects requiring high‑capacity Cnet communication\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReplacement of legacy ABB network interface modules within Symphony\/INFI 90 systems\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eQ: Does the INNIS21 require the INNPM22 module to operate?\u003c\/strong\u003e A: Yes. The INNIS21 functions as the network interface, while the INNPM22 provides the processing and communication management.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eQ: Can the INNIS21 support mixed communication speeds on the same network?\u003c\/strong\u003e A: It supports multiple baud rates, but network segments must be configured consistently for stable operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eQ: Is the module hot‑swappable?\u003c\/strong\u003e A: No. It must be installed or replaced with the system powered down to ensure network integrity.\u003c\/span\u003e\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":46379297210558,"sku":"INNIS21","price":3000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/INNIS21_3.png?v=1770360073","url":"https:\/\/www.autooiltech.com\/products\/abb-innis21-network-interface-module","provider":"AutoOilTech Limited","version":"1.0","type":"link"}