{"product_id":"schneider-electric-twdlcaa16drf-twido-compact-controller-base","title":"Schneider Electric TWDLCAA16DRF Twido Compact Controller Base","description":"\u003ch3\u003eGlobal PLC Spare HUB's Insight\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #003399;\"\u003eSchneider Electric TWDLCAA16DRF\u003c\/span\u003e\u003c\/strong\u003e belongs to the reliable \u003cstrong\u003e\u003cspan style=\"color: #003399;\"\u003eTwido\u003c\/span\u003e\u003c\/strong\u003e compact controller series. This controller provides a highly efficient footprint for localized automation tasks. It integrates internal RAM backup for up to 10 years via lithium battery protection. Engineers appreciate the built-in serial link that supports Modbus RTU\/ASCII master\/slave configurations.\u003c\/p\u003e\n\u003cp\u003eThis module suits standalone machinery, compact conveyor lines, pump control systems, and commercial HVAC machinery. It fits perfectly into control panels requiring optimized spacing without compromising processing power.\u003c\/p\u003e\n\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #003399;\"\u003eSchneider Electric TWDLCAA16DRF\u003c\/span\u003e\u003c\/strong\u003e is an extendable compact base controller designed for commercial and industrial applications. It operates on a universal AC power supply. The unit manages 16 integrated discrete I\/O channels within a single space-saving housing. It allows modular expansion for flexible system adaptation.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Schneider Electric\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e \u003cstrong\u003e\u003cspan style=\"color: #003399;\"\u003eTWDLCAA16DRF\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e \u003cstrong\u003e\u003cspan style=\"color: #003399;\"\u003eTwido\u003c\/span\u003e\u003c\/strong\u003e Compact\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModule Type:\u003c\/strong\u003e Base PLC Controller\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Supply Voltage:\u003c\/strong\u003e 100 to 240 V AC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupply Voltage Limits:\u003c\/strong\u003e 85 to 264 V AC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNetwork Frequency:\u003c\/strong\u003e 50\/60 Hz (47 to 63 Hz limits)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiscrete Input Count:\u003c\/strong\u003e 9 Channels\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiscrete Input Voltage:\u003c\/strong\u003e 24 V DC (Sink or Source logic)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Voltage Limits:\u003c\/strong\u003e 20.4 to 28.8 V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Impedance:\u003c\/strong\u003e 2100 Ohm (I0.0-I0.1), 3400 Ohm (I0.2-I0.8)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiscrete Output Count:\u003c\/strong\u003e 7 Channels (Relay outputs)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLoad Current Capacity:\u003c\/strong\u003e 2 A at 240 V AC or 30 V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical Durability:\u003c\/strong\u003e 20,000,000 electrical cycles\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInrush Current:\u003c\/strong\u003e 35 A maximum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Consumption:\u003c\/strong\u003e 22 VA at 100 V, 31 VA at 264 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProgram Capacity:\u003c\/strong\u003e 2000 instructions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExecution Speed:\u003c\/strong\u003e 1 ms per 1K instructions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Overhead:\u003c\/strong\u003e 0.5 ms\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMemory Structure:\u003c\/strong\u003e Internal RAM for 3000 words, 128 counters, 128 internal bits, 64 timers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCounting Inputs:\u003c\/strong\u003e 1 channel at 20 kHz (32 bits), 3 channels at 5 kHz (16 bits)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnalog Adjustment:\u003c\/strong\u003e 1 built-in potentiometer (0 to 1023 range)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsulation Resistance:\u003c\/strong\u003e Greater than 10 MOhm at 500 V DC between terminals and earth\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDielectric Strength:\u003c\/strong\u003e 1500 Vrms for 1 minute\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEnvironment and Durability\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e 32 to 131 degF (0 to 55 degC)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage Temperature:\u003c\/strong\u003e -13 to 158 degF (-25 to 70 degC)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelative Humidity:\u003c\/strong\u003e 30% to 95% non-condensing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIP Protection Rating:\u003c\/strong\u003e IP20\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Altitude:\u003c\/strong\u003e 0 to 6561 feet (0 to 2000 meters)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVibration Resistance:\u003c\/strong\u003e 1 gn from 57 to 150 Hz on symmetrical DIN rail\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShock Resistance:\u003c\/strong\u003e 15 gn for 11 ms\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImmunity to Microbreaks:\u003c\/strong\u003e 10 ms time duration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation and Hardware Guide\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMount the unit directly onto a 35mm symmetrical DIN rail.\u003c\/li\u003e\n\u003cli\u003eAlternatively, utilize the optional panel fixing kit for surface mounting.\u003c\/li\u003e\n\u003cli\u003eConnect field wiring using the integrated non-removable screw terminal blocks.\u003c\/li\u003e\n\u003cli\u003eEnsure proper grounding via the designated GND terminal on the bottom block.\u003c\/li\u003e\n\u003cli\u003eMaintain vertical clearance around the module to facilitate natural convection cooling.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCommissioning and Maintenance\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConfigure the program architecture using TwidoSuite or TwidoSoft programming software.\u003c\/li\u003e\n\u003cli\u003eUtilize the integrated mini-DIN serial port for direct PC communication.\u003c\/li\u003e\n\u003cli\u003eMonitor system states using the functional green PWR and RUN indicators.\u003c\/li\u003e\n\u003cli\u003eTroubleshoot internal processing using the red ERR fault LED.\u003c\/li\u003e\n\u003cli\u003eTrack field wiring signals via the individual I\/O status indicators.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSystem Compatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConnects directly to \u003cstrong\u003e\u003cspan style=\"color: #003399;\"\u003eTwido\u003c\/span\u003e\u003c\/strong\u003e digital and analog expansion I\/O modules.\u003c\/li\u003e\n\u003cli\u003eAccepts optional memory cartridges or real-time clock plug-in boards.\u003c\/li\u003e\n\u003cli\u003eInterfaces with Modbus RTU and ASCII communication networks over RS485.\u003c\/li\u003e\n\u003cli\u003eIntegrates with local HMI panels via serial link adapters.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDiagnostics and Fault Detection\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThe red ERR LED flashes to signal application configuration faults.\u003c\/li\u003e\n\u003cli\u003eThe red ERR LED stays solid during hardware internal failures.\u003c\/li\u003e\n\u003cli\u003eIntegrated I\/O LEDs reveal state mismatches between logic and field devices.\u003c\/li\u003e\n\u003cli\u003eInternal registers track watchdog status and real-time execution errors.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eShipping, Logistics, and Warranty\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping Methods:\u003c\/strong\u003e Express delivery via FedEx, UPS, and DHL.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDispatch Timeframe:\u003c\/strong\u003e Orders ship within 24 to 48 hours from order confirmation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Dimensions:\u003c\/strong\u003e 4.1 x 4.3 x 4.9 inches (10.5 x 11.0 x 12.5 cm).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGross Weight:\u003c\/strong\u003e 13.2 ounces (375 grams).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Contents:\u003c\/strong\u003e 1 x \u003cstrong\u003e\u003cspan style=\"color: #003399;\"\u003eTWDLCAA16DRF\u003c\/span\u003e\u003c\/strong\u003e base unit with installation documentation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty Period:\u003c\/strong\u003e 12 months comprehensive hardware warranty.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompliance and Certifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUL Certification\u003c\/li\u003e\n\u003cli\u003eCSA Certification\u003c\/li\u003e\n\u003cli\u003eCE Marking\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch3\u003eWhat happens to the program during an extended power outage?\u003c\/h3\u003e\n\u003cp\u003eThe controller uses an internal lithium battery to backup RAM data for up to 10 years.\u003c\/p\u003e\n\u003ch3\u003eCan I expand the I\/O capacity of this compact module?\u003c\/h3\u003e\n\u003cp\u003eYes, you can connect standard \u003cstrong\u003e\u003cspan style=\"color: #003399;\"\u003eTwido\u003c\/span\u003e\u003c\/strong\u003e expansion modules to increase total system channel counts.\u003c\/p\u003e\n\u003ch3\u003eWhat causes the ERR LED to illuminate continuously?\u003c\/h3\u003e\n\u003cp\u003eA solid red ERR light indicates an internal hardware module fault or catastrophic system failure.\u003c\/p\u003e\n\u003ch3\u003eDoes this unit support floating-point math operations?\u003c\/h3\u003e\n\u003cp\u003eNo, the internal RAM architecture supports integer math, double words, counters, and timers only.\u003c\/p\u003e\n\u003ch3\u003eCan the RS485 serial link operate in full-duplex mode?\u003c\/h3\u003e\n\u003cp\u003eNo, the built-in mini-DIN connection operates strictly in half-duplex mode up to 38.4 kbit\/s.\u003c\/p\u003e\n\u003ch3\u003eSelection and Buying Guide\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eVerify your local control voltage matches the 100 to 240V AC power input spec.\u003c\/li\u003e\n\u003cli\u003eCount your field devices to ensure 9 inputs and 7 outputs meet system requirements.\u003c\/li\u003e\n\u003cli\u003eChoose this relay output model if your field actuators operate on mixed voltages.\u003c\/li\u003e\n\u003cli\u003eSelect transistor output models instead if your application requires high-speed pulse width modulation.\u003c\/li\u003e\n\u003cli\u003eOrder an external memory cartridge if you require portable program transferring capabilities.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/TWDLCAA16DRF.png?v=1783672819\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Schneider Electric","offers":[{"title":"Default Title","offer_id":45251894771894,"sku":"TWDLCAA16DRF","price":109.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/TWDLCAA16DRF.jpg?v=1783674900","url":"https:\/\/www.plcsparehub.com\/products\/schneider-electric-twdlcaa16drf-twido-compact-controller-base","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}