{"product_id":"schneider-tm2alm3lt-input-output-analog-module-for-modicon-m238","title":"Schneider TM2ALM3LT Input\/Output Analog Module for Modicon M238","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThe Schneider TM2ALM3LT is a high-performance Input\/Output analog module designed for the Modicon M238 logic controller series. This module brings precision analog measurement and control to your automation system, featuring two low-level inputs for thermocouples or temperature probes and one analog output configurable for current or voltage signals. Whether you are upgrading an existing M238 installation or replacing older analog modules, the TM2ALM3LT offers a compact, reliable solution for demanding temperature monitoring and control applications.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cp\u003eBelow are the key specifications for the Schneider TM2ALM3LT, ensuring accurate and repeatable performance in industrial environments.\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\u003eAnalogue Input Number\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Level\u003c\/td\u003e\n\u003ctd\u003eLow level\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnalogue Input Types\u003c\/td\u003e\n\u003ctd\u003eTemperature probe (Pt100, 3-wire, -100…500 °C), Thermocouple J (0…1200 °C), K (0…1300 °C), T (0…400 °C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnalogue Output Number\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnalogue Output Types\u003c\/td\u003e\n\u003ctd\u003eCurrent 4…20 mA, Voltage 0…10 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e12 bits (both input and output)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcquisition Period\u003c\/td\u003e\n\u003ctd\u003e60 ms per channel + 1 controller cycle (thermocouple), 80 ms per channel + 1 controller cycle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurement Error\u003c\/td\u003e\n\u003ctd\u003e±0.2% of full scale at 25 °C (typical per type)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Voltage\u003c\/td\u003e\n\u003ctd\u003e24 V DC (19.2…30 V DC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Consumption\u003c\/td\u003e\n\u003ctd\u003e50 mA at 24 V DC external, 50 mA at 5 V DC internal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.085 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (WxHxD)\u003c\/td\u003e\n\u003ctd\u003e23.5 x 90 x 70 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eCompatibility \u0026amp; Integration\u003c\/h2\u003e\u003cp\u003eThe TM2ALM3LT is fully compatible with the Modicon M238 logic controller series, as well as the Advantys OTB and Twido platforms. It connects via the controller’s expansion bus and is powered by an external 24 V DC supply. The module uses a removable screw terminal block for easy wiring of sensors and actuators. Integration requires no special software beyond the standard controller programming environment. This makes the TM2ALM3LT an ideal upgrade path for systems that need to add analog temperature measurement without replacing the entire controller.\u003c\/p\u003e\u003ch2\u003eIndustry Applications\u003c\/h2\u003e\u003cp\u003eWith its dual thermocouple\/temperature probe inputs and one analog output, the Schneider TM2ALM3LT is well-suited for applications requiring precise temperature monitoring and control. Common use cases include:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlastic injection molding:\u003c\/strong\u003e Monitor barrel and nozzle temperatures using Type J or K thermocouples, with the analog output driving a proportional valve or heater.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging machinery:\u003c\/strong\u003e Measure heat-seal bar temperature with a Pt100 probe and adjust the heating element via the 4-20 mA output.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLaboratory ovens:\u003c\/strong\u003e Replace older discrete sensors with the TM2ALM3LT for higher accuracy and reduced wiring complexity.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation \u0026amp; Setup Guidance\u003c\/h2\u003e\u003cp\u003eThe TM2ALM3LT mounts directly onto the Modicon M238 controller or expansion rail. Ensure the module is correctly keyed and seated. Use shielded cable for all analog wiring, as specified in the datasheet, to minimize electrical noise. Connect the thermocouples or Pt100 probes to the appropriate input terminals, observing polarity. For the output, select either current (4-20 mA) or voltage (0-10 V) mode via the configuration software. Power the module with 24 V DC within the 19.2-30 V tolerance. Always verify wiring before powering up the system.\u003c\/p\u003e\u003ch2\u003eSelection Guide \u0026amp; Purchasing Advice\u003c\/h2\u003e\u003cp\u003eBefore purchasing the TM2ALM3LT, confirm that your Modicon M238 controller has an available expansion slot and that the total number of expansion modules does not exceed the controller’s limit. Also verify the sensor types you intend to connect: the module supports thermocouples J, K, T (0-1200, 1300, 400 °C) and 3-wire Pt temperature probes (-100 to 500 °C). If your application requires different sensor types or additional channels, consider alternative expansion modules. For genuine Schneider parts and fast delivery, UBEST Automation is your trusted source. Visit ubest101.myshopify.com for more details and competitive pricing.\u003c\/p\u003e","brand":"Schneider","offers":[{"title":"Default","offer_id":44404054786147,"sku":"TM2ALM3LT","price":220.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0678\/8635\/0435\/files\/TM2ALM3LT.jpg?v=1785024220","url":"https:\/\/www.plcsourcepro.com\/products\/schneider-tm2alm3lt-input-output-analog-module-for-modicon-m238","provider":"PLC Source PRO","version":"1.0","type":"link"}