{"product_id":"allen-bradley-1769-ia8i-individually-isolated-ac-input-module","title":"Allen-Bradley 1769-IA8I Compact I\/O Individually Isolated AC Input Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1769-IA8I is a high-reliability discrete input module engineered for use within CompactLogix and MicroLogix 1500 control systems. The primary feature of this module is its individual channel isolation, denoted by the 'I' in the part number. This architecture provides a dedicated common for every input channel, allowing the module to interface with eight distinct 120V AC signals originating from different power sources or phases without the risk of cross-talk or electrical interference.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEight individually isolated 100\/120V AC input channels.\u003c\/li\u003e\n\u003cli\u003eEliminates the need for external interposing relays by providing channel-to-channel isolation.\u003c\/li\u003e\n\u003cli\u003eCompatible with CompactLogix and MicroLogix 1500 platforms.\u003c\/li\u003e\n\u003cli\u003eDesigned for high-density industrial control applications requiring mixed-voltage or mixed-phase input sensing.\u003c\/li\u003e\n\u003cli\u003eLow backplane power consumption (5.1V DC).\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis module is ideal for complex industrial control panels where sensors, limit switches, or pilot devices are powered by different 120V AC control circuits. It is frequently utilized in machine automation, process control, and power distribution monitoring where electrical isolation between input signals is critical to system integrity.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1769-IA8I\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Line\u003c\/td\u003e\n\u003ctd\u003eCompact I\/O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Inputs\u003c\/td\u003e\n\u003ctd\u003e8 (Individually Isolated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Category\u003c\/td\u003e\n\u003ctd\u003e100\/120V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage Range\u003c\/td\u003e\n\u003ctd\u003e79 to 132V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Frequency\u003c\/td\u003e\n\u003ctd\u003e47 to 63 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Delay (Off to On)\u003c\/td\u003e\n\u003ctd\u003e20 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Delay (On to Off)\u003c\/td\u003e\n\u003ctd\u003e20 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (5.1V)\u003c\/td\u003e\n\u003ctd\u003e90 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (24V)\u003c\/td\u003e\n\u003ctd\u003e0 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply Distance Rating\u003c\/td\u003e\n\u003ctd\u003e8 Modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60 degC (32 to 140 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the system power is disconnected before installing or removing the module from the DIN rail or panel.\u003c\/li\u003e\n\u003cli\u003eThe module should be mounted in a clean, dry environment with adequate ventilation to maintain operating temperatures within the specified range.\u003c\/li\u003e\n\u003cli\u003eUse appropriate shielded cabling for input signals to minimize EMI\/RFI interference.\u003c\/li\u003e\n\u003cli\u003eEnsure all wiring is properly terminated and secured to prevent intermittent connections.\u003c\/li\u003e\n\u003cli\u003eFollow standard ESD (Electrostatic Discharge) precautions when handling the module to prevent damage to internal circuitry.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eDoes this module require a 24V DC backplane power source?\u003c\/strong\u003e\u003cbr\u003eNo, the 1769-IA8I draws 90 mA from the 5.1V DC backplane and does not require a 24V DC connection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan I use this module with different AC phases?\u003c\/strong\u003e\u003cbr\u003eYes, because each of the eight inputs is individually isolated, you can connect inputs to different AC power sources or phases safely.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":53948335030456,"sku":"1769-IA8I","price":89.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/wm_1_f1130b7a-989f-445b-ae94-158b7fe6bc1f.jpg?v=1787157842","url":"https:\/\/www.globalpetroparts.com\/products\/allen-bradley-1769-ia8i-individually-isolated-ac-input-module","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}