{"product_id":"schneider-twdlcaa40drf-compact-base-controller","title":"Schneider TWDLCAA40DRF Compact Base Controller","description":"\u003ch2\u003eProduct Introduction\u003c\/h2\u003e\u003cp\u003eThe Schneider TWDLCAA40DRF Compact Base Controller delivers a robust, all-in-one solution for small to medium-scale industrial automation. Part of the Twido family, it combines 40 discrete I\/O points, a built-in power supply, and versatile communication interfaces in a compact form factor. This controller is engineered to simplify control system design while providing reliable performance and flexibility for diverse applications.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications Breakdown\u003c\/h2\u003e\u003cp\u003eThe Schneider TWDLCAA40DRF offers a comprehensive set of specifications that ensure it meets demanding control requirements. Below is a detailed breakdown of its key parameters:\u003c\/p\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiscrete I\/O Number\u003c\/td\u003e\n\u003ctd\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiscrete Inputs\u003c\/td\u003e\n\u003ctd\u003e24 at 24 V DC, sink or source logic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiscrete Outputs\u003c\/td\u003e\n\u003ctd\u003e14 relay + 2 transistor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Supply Voltage\u003c\/td\u003e\n\u003ctd\u003e100…240 V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProgram Memory\u003c\/td\u003e\n\u003ctd\u003e3000 instructions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax I\/O Expansion Modules\u003c\/td\u003e\n\u003ctd\u003e7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication\u003c\/td\u003e\n\u003ctd\u003eModbus master\/slave (RS485), serial link\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e65 VA at 100 V, 77 VA at 264 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (L x W x H)\u003c\/td\u003e\n\u003ctd\u003e7 cm x 9 cm x 9.5 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.525 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003eThe controller’s real-time clock and 30-day backup (via external battery) ensure data retention during power loss. With up to 264 total I\/O points when expanded, the TWDLCAA40DRF scales to match growing system needs.\u003c\/p\u003e\u003ch2\u003eIndustry Applications\u003c\/h2\u003e\u003cp\u003eThe Schneider TWDLCAA40DRF excels in applications requiring reliable discrete control with moderate I\/O count. Typical use cases include:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging Machinery:\u003c\/strong\u003e Manage conveyor sequencing and product handling with 24 DC inputs and relay outputs for actuator control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial Handling Systems:\u003c\/strong\u003e Coordinate sorting and routing with integrated PID for speed regulation and event-driven logic.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilding Automation:\u003c\/strong\u003e Control lighting, HVAC dampers, and security interlocks using the built-in real-time clock for scheduled operations.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThese applications benefit from the controller’s low power consumption and wide voltage range (85…264 V), reducing installation complexity and operational costs.\u003c\/p\u003e\u003ch2\u003eCompatibility \u0026amp; Integration\u003c\/h2\u003e\u003cp\u003eThe Schneider TWDLCAA40DRF integrates seamlessly into existing Twido systems and supports Modbus RTU\/ASCII communication via its isolated serial link (RS485). It can act as master or slave, enabling connection to HMI panels, drives, and remote I\/O. The controller also features a memory cartridge slot for program backup and a mini DIN serial interface for programming. With up to 7 expansion modules, it accommodates additional discrete or analog I\/O from the Twido range.\u003c\/p\u003e\u003ch2\u003eSelection Guide \u0026amp; Purchasing Advice\u003c\/h2\u003e\u003cp\u003eBefore purchasing the Schneider TWDLCAA40DRF, verify your system voltage matches the 100…240 V AC supply and that the I\/O configuration fits your application. Consider ordering an external battery (TSXPLP01) for extended data retention. For expansion, select compatible Twido I\/O modules based on your signal types. UBEST Automation stocks genuine units and can advise on system configuration — visit ubest101 for detailed support.\u003c\/p\u003e","brand":"Schneider","offers":[{"title":"Default","offer_id":44404140605539,"sku":"TWDLCAA40DRF","price":295.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0678\/8635\/0435\/files\/TWDLCAA40DRF.jpg?v=1785031842","url":"https:\/\/www.plcsourcepro.com\/products\/schneider-twdlcaa40drf-compact-base-controller","provider":"PLC Source PRO","version":"1.0","type":"link"}