{"product_id":"dc523-1sap240500r0001-abb-ac500-digital-i-o-module","title":"DC523 1SAP240500R0001 ABB AC500 Digital I\/O Module","description":"\u003cp\u003eThe \u003cstrong\u003eABB DC523 1SAP240500R0001\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eDC523\u003c\/strong\u003e Digital I\/O Module, operates as a dedicated hardware component for 24-channel configurable discrete signal processing within ABB AC500 PLC platforms. The module interfaces 24 V DC field inputs and transistor outputs directly through the system I\/O bus. Each configurable channel allows flexible allocation as a 24 V DC digital input with adjustable input delay filtering (0.1 to 32 ms) or as a transistor digital output capable of switching up to 0.5 A per channel across a 20.4 to 28.8 V DC operating range.\u003c\/p\u003e\n\u003ch3\u003eCatalog Designation \u0026amp; Structure\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDC523\u003c\/strong\u003e: Specifies the AC500 series 24-channel configurable digital input\/output hardware module.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1SAP240500R0001\u003c\/strong\u003e: Identifies the exact ABB order number for engineering and assembly tracking.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAC500 Platform\u003c\/strong\u003e: Standard backplane expansion bus architecture for AC500 CPU and I\/O terminal bases.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Performance Parameters\u003c\/h3\u003e\n\u003cfigure\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\u003eDC523 1SAP240500R0001\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eABB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eSweden\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.12 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e6.8 x 6.3 x 8 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\u003e2 W (Module Internal Bus Load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Channels\u003c\/td\u003e\n\u003ctd\u003e24 Digital Configurable I\/Os\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e0...30 V DC (24 V DC Nominal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Current Rating\u003c\/td\u003e\n\u003ctd\u003e5 mA per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Delay Time\u003c\/td\u003e\n\u003ctd\u003e0.1...32 ms (software configurable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Type\u003c\/td\u003e\n\u003ctd\u003eTransistor (Short-circuit protected)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e20.4...28.8 V DC (24 V DC Nominal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Current Rating\u003c\/td\u003e\n\u003ctd\u003e0.5 A maximum per output channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eBackplane Communication \u0026amp; System Integration\u003c\/h3\u003e\n\u003cp\u003eThe module connects to the AC500 terminal unit via the internal I\/O bus interface, enabling high-speed backplane bus communication velocity across the system rack. Digital state values and channel diagnostic bitmasks pass cyclically to the CPU without protocol overhead. Onboard controller logic ensures firmware flash compatibility with AC500 CPUs, allowing dynamic channel reconfiguration and precise synchronization across deterministic Profinet and EtherNet\/IP networks while maintaining scalable system I\/O density.\u003c\/p\u003e\n\u003ch3\u003eDispatch Package Components\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x ABB DC523 1SAP240500R0001 Digital I\/O Module\u003c\/li\u003e\n\u003cli\u003e1 x Protective Terminal Interface Dust Cap\u003c\/li\u003e\n\u003cli\u003e1 x Factory Reference Installation Leaflet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eField Cabling \u0026amp; Hardware Assembly\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTerminal Base and Rack Assembly\n\u003cul\u003e\n\u003cli\u003eSnap the module firmly onto the designated TU5xx Terminal Unit base attached to a standard 35 mm DIN rail.\u003c\/li\u003e\n\u003cli\u003eEnsure physical grounding continuity by locking the terminal base securely to a clean, unpainted steel rail.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eField Terminal Connections\n\u003cul\u003e\n\u003cli\u003eRoute 24 V DC field wiring separately from high-voltage AC cables to minimize electromagnetic coupling.\u003c\/li\u003e\n\u003cli\u003eConnect input sensors and output load devices using recommended wire gauges according to the terminal base block diagram.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical FAQ\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eHow are individual channels on the DC523 module configured as inputs or outputs?\u003c\/p\u003e\n\u003cp\u003eChannels are assigned as inputs or outputs via software parameter settings in Automation Builder during hardware setup.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat input delay filtering range can be applied to digital input channels?\u003c\/p\u003e\n\u003cp\u003eThe input delay parameter is adjustable in software from 0.1 ms to 32 ms to suppress contact bounce and noise.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAre transistor output channels protected against short-circuit faults?\u003c\/p\u003e\n\u003cp\u003eYes, outputs feature internal short-circuit and overload protection logic to safeguard channels against short faults.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCan the DC523 module be replaced while the AC500 backplane is powered?\u003c\/p\u003e\n\u003cp\u003eHot-swapping depends on the terminal unit type used; consult base module manual rules before pulling under power.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat power consumption does the DC523 draw from the internal backplane bus?\u003c\/p\u003e\n\u003cp\u003eThe module draws approximately 2 W from the backplane, excluding external field output current loads.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat external power supply voltage range is required for the output transistor drivers?\u003c\/p\u003e\n\u003cp\u003eTransistor outputs require an external 24 V DC supply operating within a 20.4 to 28.8 V DC window.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow does the module signal channel diagnostics and hardware fault states to the CPU?\u003c\/p\u003e\n\u003cp\u003eFault indications like output short-circuit or supply loss are sent through backplane diagnostic flags to the CPU.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDoes the module require external termination resistors on unused digital input channels?\u003c\/p\u003e\n\u003cp\u003eNo, unused channels remain unconfigured in software and require no external pull-up or pull-down resistors.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":46021150245037,"sku":"DC523 1SAP240500R0001","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/abb_dc523_1sap240500r0001.jpg?v=1786072033","url":"https:\/\/www.maxwellplc.com\/products\/dc523-1sap240500r0001-abb-ac500-digital-i-o-module","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}