{"product_id":"1794-l34-allen-bradley-flexlogix-processor-flexlogix","title":"1794-L34 Allen-Bradley FlexLogix Processor FlexLogix","description":"\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1794-L34\u003c\/strong\u003e serves as the primary \u003cstrong\u003e1794-L34\u003c\/strong\u003e FlexLogix Processor utilized to execute logic control, multitasking routines, and peripheral data routing across FlexLogix platforms.\u003c\/p\u003e\n\u003ch3\u003eArchitecture Mapping \u0026amp; Configuration\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1794\u003c\/strong\u003e: Designates the standard modular infrastructure and interface footprints.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eL\u003c\/strong\u003e: Identifies the integrated logic processing unit variant.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e34\u003c\/strong\u003e: Specifies the processing performance index tier, indicating embedded memory sizing and dual-slot communication capability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1794-L34\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\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.75 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e20 x 8 x 10 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e24 VDC external supply voltage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser Memory\u003c\/td\u003e\n\u003ctd\u003e512 KB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTask Capability\u003c\/td\u003e\n\u003ctd\u003e8 tasks maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLocal Interface\u003c\/td\u003e\n\u003ctd\u003e1 x RS-232 serial port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExpansion Slots\u003c\/td\u003e\n\u003ctd\u003e2 x slots for 1788 communication cards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eFirmware Flash Compatibility and I\/O Density Scaling\u003c\/h3\u003e\n\u003cp\u003eThe control core relies on exact firmware flash compatibility rules to maintain structural data coherence when scheduling the 8 internal runtime tasks. Network orchestration across field layers utilizes local backplane paths to optimize I\/O density scaling limits while stabilizing internal backplane bus communication velocity during peak transaction cycles across EtherNet\/IP networks.\u003c\/p\u003e\n\u003ch3\u003eShipping Box Contents\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x 1794-L34 FlexLogix Processor Unit\u003c\/li\u003e\n\u003cli\u003e1 x Clear Plastic Serial Port Protective Cover\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePhysical Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis Positioning\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eAlign the back hooks of the hardware block onto the standard DIN-rail layout profile.\u003c\/li\u003e\n\u003cli\u003eExert steady pressure down until the lower locking clip clicks and captures the rail base.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConductor Layout Protocols\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eEstablish dedicated wiring separation paths for the 24 VDC power incoming link away from network communication media.\u003c\/li\u003e\n\u003cli\u003eEnforce a baseline distance minimum of 5 cm between low-voltage serial drop cables and industrial alternating power mains.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Support FAQ\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eDoes this hardware unit support hot-swap extraction while under active operational power?\u003c\/p\u003e\n\u003cp\u003eNo, the processor unit must be powered down before extraction from its base mounting path to prevent internal data loss.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat happens to the internal user memory data if the main system power drops below 24 VDC?\u003c\/p\u003e\n\u003cp\u003eThe internal storage relies on a dedicated backup charge mechanism to maintain the 512 KB volatile user memory map.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhich communication cards can be inserted into the two available module expansion slots?\u003c\/p\u003e\n\u003cp\u003eThe expansion ports are designed to accept 1788 series communication cards such as ControlNet or DeviceNet interfaces.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCan this device execute more than 8 independent user tasks concurrently?\u003c\/p\u003e\n\u003cp\u003eNo, the internal task scheduler structure is hardcoded to a strict maximum limit of 8 concurrent runtime tasks.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat firmware loading methods are supported to ensure complete firmware flash compatibility?\u003c\/p\u003e\n\u003cp\u003eFirmware upgrades must be transferred over the integrated RS-232 serial port link using compatible system software tools.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow is the internal backplane bus communication velocity affected when scaling up local I\/O points?\u003c\/p\u003e\n\u003cp\u003eThe internal backplane scanning cycle scales linearly with local module count, remaining optimized within standard limits.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the proper grounding procedure for the metal chassis bracket layout?\u003c\/p\u003e\n\u003cp\u003eThe grounding terminal lug must be wired directly to the main equipment enclosure ground plane using an 8 AWG conductor.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDoes the RS-232 port feature onboard electrical galvanic isolation from the internal logic components?\u003c\/p\u003e\n\u003cp\u003eNo, the serial port lines share a common reference plane with the logic circuits and require external isolation if ground loops occur.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":46066457477293,"sku":"1794-L34","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/1794-L34_13.jpg?v=1784212593","url":"https:\/\/www.maxwellplc.com\/ga\/products\/1794-l34-allen-bradley-flexlogix-processor-flexlogix","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}