{"product_id":"allen-bradley-1769-pb4-expansion-power-supply","title":"Allen-Bradley 1769-PB4 CompactLogix DC Power Supply","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1769-PB4 is a dedicated power supply module designed for the CompactLogix system. It provides the necessary DC power to support the operation of CompactLogix I\/O modules and controllers within a local expansion bank. This unit is engineered to convert a 24V DC input into the regulated power required for the backplane, ensuring stable performance for industrial automation control tasks.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDesigned specifically for CompactLogix system backplane power distribution.\u003c\/li\u003e\n\u003cli\u003eWide input voltage range of 19.2 to 31.2 VDC.\u003c\/li\u003e\n\u003cli\u003eRobust power dissipation rating of 14.5 W at 60 degC.\u003c\/li\u003e\n\u003cli\u003eCompact form factor for efficient panel space utilization.\u003c\/li\u003e\n\u003cli\u003eReliable operation in demanding industrial environments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\u003c\/td\u003e\n\u003ctd\u003e1769-PB4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e19.2 - 31.2 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Input Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e100 VA @ 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Dissipation\u003c\/td\u003e\n\u003ctd\u003e14.5 W @ 60 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Line\u003c\/td\u003e\n\u003ctd\u003eCompactLogix\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\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 power supply module.\u003c\/li\u003e\n\u003cli\u003eMount the module securely to the DIN rail or panel as per the CompactLogix system configuration.\u003c\/li\u003e\n\u003cli\u003eMaintain adequate clearance around the module to allow for proper heat dissipation and airflow.\u003c\/li\u003e\n\u003cli\u003eUse appropriate shielded cabling for DC input connections to minimize electromagnetic interference (EMI).\u003c\/li\u003e\n\u003cli\u003eVerify that the input voltage source is within the specified 19.2-31.2 VDC range before energizing.\u003c\/li\u003e\n\u003cli\u003eHandle the module using standard ESD (Electrostatic Discharge) protection practices to prevent damage to internal components.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the primary function of the 1769-PB4?\u003c\/h3\u003e\u003cp\u003eThe 1769-PB4 is a power supply module used to provide 24V DC power to the CompactLogix backplane, enabling the operation of connected I\/O modules.\u003c\/p\u003e\u003ch3\u003eCan this power supply be used in high-temperature environments?\u003c\/h3\u003e\u003cp\u003eThe module is rated for operation with a power dissipation of 14.5 W at 60 degC (140 degF). Always ensure the enclosure ventilation is sufficient to keep the ambient temperature within the manufacturer's specified limits.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":44648073035864,"sku":"1769-PB4","price":98.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/wm_1_1ba6b508-a730-4073-aa69-04338dcec926.jpg?v=1787503268","url":"https:\/\/www.industriaxplc.com\/products\/allen-bradley-1769-pb4-expansion-power-supply","provider":"IndustriaX Limited","version":"1.0","type":"link"}