{"product_id":"tm2ddo8ut-schneider-electric-modicon-m238-discrete-output-module","title":"TM2DDO8UT Schneider Electric Modicon M238 Discrete Output Module","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview \u0026amp; Configuration Breakdown\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cspan style=\"color: #1d4ed8; font-weight: bold;\"\u003eTM2DDO8UT\u003c\/span\u003e \u003cspan style=\"color: #1d4ed8; font-weight: bold;\"\u003eSchneider Electric\u003c\/span\u003e \u003cspan style=\"color: #1d4ed8; font-weight: bold;\"\u003eModicon M238\u003c\/span\u003e \u003cspan style=\"color: #1d4ed8; font-weight: bold;\"\u003eDiscrete Output Module\u003c\/span\u003e expands switching capabilities for industrial automation racks. PLC programmers rely on this transistor output expansion unit for high-speed digital actuation tasks.\u003c\/p\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eArchitectural Parameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eTechnical Specification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Range \u0026amp; Series\u003c\/td\u003e\n\u003ctd\u003eModicon M238 Logic Controller Expansion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number Model\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: #1d4ed8; font-weight: bold;\"\u003eTM2DDO8UT\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Channel Count\u003c\/td\u003e\n\u003ctd\u003e8 discrete transistor outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Logic Type\u003c\/td\u003e\n\u003ctd\u003eSink logic configuration (1 common point)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Output Voltage\u003c\/td\u003e\n\u003ctd\u003e24 V DC (operational voltage limits: 20.4 to 28.8 V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannel Current Rating\u003c\/td\u003e\n\u003ctd\u003e0.3 A per channel (0.36 A maximum current per channel)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical Connection\u003c\/td\u003e\n\u003ctd\u003e1 removable screw terminal block\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eCore Technical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eOperational Metric\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003ePerformance Value\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResponse Switching Time\u003c\/td\u003e\n\u003ctd\u003e300 µs at state 0 and 300 µs at state 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Common Current\u003c\/td\u003e\n\u003ctd\u003e3 A total per output common point\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResidual Voltage Drop\u003c\/td\u003e\n\u003ctd\u003e1 V maximum at state 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Tungsten Load\u003c\/td\u003e\n\u003ctd\u003e8 W per output channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInternal Isolation\u003c\/td\u003e\n\u003ctd\u003e500 V insulation for 1 minute between channels and internal logic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhysical Dimensions \u0026amp; Weight\u003c\/td\u003e\n\u003ctd\u003e90 mm height, 27.3 mm width, 84.6 mm depth; 0.085 kg net weight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eInstallation \u0026amp; Mechanical Guidelines\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMount securely onto standard 35 mm symmetrical DIN rails (compatible with 15 mm and 7.5 mm depth rails).\u003c\/li\u003e\n\u003cli\u003eEnsure operating voltage remains tightly regulated between 20.4 and 28.8 V DC to protect transistor circuits.\u003c\/li\u003e\n\u003cli\u003eVerify that total common current draw across active channels does not exceed the 3 A limit.\u003c\/li\u003e\n\u003cli\u003eNote that this module features built-in screw terminal blocks without internal short-circuit or overload protection.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eEquipment Compatibility \u0026amp; Selection Guide\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eExpanding logic controller racks requires matching output topologies to field actuator requirements:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSystem Compatibility: Cross-compatible with Advantys OTB and Twido system ranges.\u003c\/li\u003e\n\u003cli\u003eSelection Tip: Choose the \u003cspan style=\"color: #1d4ed8; font-weight: bold;\"\u003eTM2DDO8UT\u003c\/span\u003e module when your Modicon M238 architecture requires 8 high-speed sink transistor outputs for fast actuation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTypical Applications \u0026amp; Diagnostic Capabilities\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eControls high-speed pneumatic solenoid valves, electronic indicators, and solid-state DC relays.\u003c\/li\u003e\n\u003cli\u003eProvides rapid microsecond-level response times for precise packaging and sorting line synchronization.\u003c\/li\u003e\n\u003cli\u003eFeatures local LED display blocks on the front panel for instant visual status monitoring of output states.\u003c\/li\u003e\n\u003cli\u003eMaintains reliable operation in demanding industrial automation environments under Green Premium standards.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eGlobal PLC Spare HUB Insight\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eInstrumentation engineers frequently encounter inductive kickback damage on transistor outputs when driving unsuppressed inductive loads. Our technical team strongly recommends installing external freewheeling flyback diodes across all DC solenoid and relay coils. Ensuring proper current limiting also protects the 0.3 A transistor channels from premature thermal degradation.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eCompliance, Warranty \u0026amp; Logistics\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEnvironmental Standards: Green Premium product, REACH compliant, and Pro-active EU RoHS design.\u003c\/li\u003e\n\u003cli\u003eQuality Warranty: Backed by a standard 12-month industrial replacement warranty.\u003c\/li\u003e\n\u003cli\u003eFulfillment Logistics: Rapid 24-48 hour global dispatch via FedEx, UPS, and DHL.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eProfessional Frequently Asked Questions\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the primary operational advantage of the transistor outputs on the \u003cspan style=\"color: #1d4ed8; font-weight: bold;\"\u003eTM2DDO8UT\u003c\/span\u003e module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: They offer ultra-fast switching response times of 300 microseconds, making them ideal for high-frequency pulse and rapid cycling applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this discrete output module include built-in short-circuit or overload protection?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: No, the module is engineered without internal short-circuit or overload protection, requiring external fusing on power supply lines.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does the sink logic configuration affect field wiring to output actuators?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: In sink logic, the module switches the negative DC return path, meaning the positive supply connects directly to the load side.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What precautions should I take when mounting this unit onto a DIN rail?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Ensure standard 35 mm symmetrical rails are firmly secured, and allow extra clearance if pulling out the mounting clamp for panel removal.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I verify channel switching status during routine maintenance checks?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Technicians can check the integrated local display block on the front panel to verify real-time operational status for each of the 8 channels.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/TM2DDO8UT.png?v=1789459285\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Schneider Electric","offers":[{"title":"Default Title","offer_id":45449032925366,"sku":"TM2DDO8UT","price":145.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/TM2DDO8UT-1.jpg?v=1789459270","url":"https:\/\/www.plcsparehub.com\/products\/tm2ddo8ut-schneider-electric-modicon-m238-discrete-output-module","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}