{"product_id":"norvi-x-da8","title":"NORVI X-DA8","description":"\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eNORVI X-DA8\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is an industrial-grade digital input expansion module designed for seamless integration with the NORVI X Modular Controller. It provides eight optically isolated 230 V AC digital inputs, enabling reliable monitoring of industrial switches, relays, sensors, contactors, and other AC-powered field signals.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe DA8 uses a PCA9538 I²C port expander to communicate with the NORVI X CPU through the internal expansion bus. Four selectable I²C addresses allow up to four DA8 modules to be connected to a single controller, providing up to 32 additional AC digital inputs. Optical isolation, built-in protection, individual status indicators, and a DIN-rail enclosure make it suitable for reliable operation in industrial automation environments.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eProduct Features\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e8 × Optically Isolated 230 V AC Digital Inputs\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOptical Isolation Between Field Inputs and CPU\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePCA9538 I²C Port Expander\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e4 Selectable I²C Addresses\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupports Up to 4 DA8 Modules per Controller\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExpandable Up to 32 AC Digital Inputs\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUp to 1 kHz Input Switching Frequency\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilt-in Over-voltage, Reverse-polarity and ESD Protection\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIndividual LED Status Indicator for Each Input\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCommon Neutral Terminal for All 8 Inputs\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePlug-and-play Connection to NORVI X CPU via Expansion Bus\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePush-in Terminal Connections\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e24 V DC Supply via NORVI X Expansion Port\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDIN-rail Mountable Industrial Enclosure\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"NORVI Controllers","offers":[{"title":"Default Title","offer_id":52069865849153,"sku":"NORVI X-DA8","price":34.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0768\/4279\/5329\/files\/norvi-x-modular-industrial-iotcontroller-expansion-right-side-view.jpg?v=1762850193","url":"https:\/\/shop.norvi.lk\/products\/norvi-x-da8","provider":"NORVI Controllers","version":"1.0","type":"link"}