{"product_id":"schneider-tm3di32k-discrete-input-module-32-inputs-24v-dc","title":"Schneider TM3DI32K Discrete Input Module – 32 Inputs, 24V DC","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eSchneider TM3DI32K\u003c\/strong\u003e discrete input module is designed for high‑reliability industrial sensing and monitoring. As part of the Modicon TM3 family, it interfaces directly with Modicon M221, M241, M251, and M262 controllers, providing 32 sink\/source inputs that accept 24 V DC signals. The module’s robust construction and fast 4 ms response time make it ideal for applications where precise input detection and noise immunity are critical.\u003c\/p\u003e\u003cp\u003eWhen electrical noise or cable length compromises input integrity, the \u003cstrong\u003eSchneider TM3DI32K\u003c\/strong\u003e maintains reliable state detection thanks to its 500 V AC isolation between input and internal logic and immunity to electrostatic discharge up to 8 kV in air. The HE10 connector simplifies wiring, while the compact 33.5 mm width saves valuable cabinet space.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cp\u003eBelow are the key performance parameters of the \u003cstrong\u003eSchneider TM3DI32K\u003c\/strong\u003e discrete input module. All values are taken directly from the manufacturer’s documentation.\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 input number\u003c\/td\u003e\n\u003ctd\u003e32 (IEC 61131‑2 Type 1)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput logic\u003c\/td\u003e\n\u003ctd\u003eSink or source (positive\/negative)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput voltage\u003c\/td\u003e\n\u003ctd\u003e24 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput current per channel\u003c\/td\u003e\n\u003ctd\u003e5 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage state 1 guaranteed\u003c\/td\u003e\n\u003ctd\u003e15…28.8 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage state 0 guaranteed\u003c\/td\u003e\n\u003ctd\u003e0…5 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent state 1 guaranteed\u003c\/td\u003e\n\u003ctd\u003e≥ 2.5 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent state 0 guaranteed\u003c\/td\u003e\n\u003ctd\u003e≤ 1 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput impedance\u003c\/td\u003e\n\u003ctd\u003e4.4 kOhm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTurn‑on\/turn‑off time\u003c\/td\u003e\n\u003ctd\u003e4 ms \/ 4 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBus current consumption (5 V DC, state on)\u003c\/td\u003e\n\u003ctd\u003e65 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical connection\u003c\/td\u003e\n\u003ctd\u003eHE‑10 connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInsulation (input to logic)\u003c\/td\u003e\n\u003ctd\u003e500 V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (H × W × D)\u003c\/td\u003e\n\u003ctd\u003e90 × 33.5 × 81.3 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.1 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIP degree\u003c\/td\u003e\n\u003ctd\u003eIP20 with cover\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating temperature\u003c\/td\u003e\n\u003ctd\u003e-10…55 °C (horizontal), -10…35 °C (vertical)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eCE, CULus, UKCA, RCM, EAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eIndustry Applications\u003c\/h2\u003e\u003cp\u003eManufacturing plants use the \u003cstrong\u003eSchneider TM3DI32K\u003c\/strong\u003e to monitor pushbuttons, limit switches, and proximity sensors on conveyor systems. Its 24 V DC inputs are compatible with most industrial sensors, and the module’s high noise immunity reduces false triggers, minimizing downtime.\u003c\/p\u003e\u003cp\u003eIn packaging lines, the module reads photoelectric and capacitive sensors at high speed, ensuring accurate product counting. The fast 4 ms response time allows it to keep pace with rapid machine cycles.\u003c\/p\u003e\u003ch2\u003eCompatibility \u0026amp; Integration\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eSchneider TM3DI32K\u003c\/strong\u003e is designed for seamless integration with Modicon M221, M241, M251, and M262 automation controllers. It connects via the TM3 bus connector and is supported by EcoStruxure Machine Expert software. No additional power supply is needed; the module draws power directly from the bus.\u003c\/p\u003e\u003cp\u003eIts HE10 connector simplifies wiring to field devices. For distances up to 30 m with unshielded cable, the module maintains reliable signal transmission.\u003c\/p\u003e\u003ch2\u003eTroubleshooting \u0026amp; Common Issues\u003c\/h2\u003e\u003cp\u003eIf inputs do not register correctly, first verify that power to the module is within 24 V DC ±20%. Confirm that the input devices sink or source the required 5 mA. Loose connections on the HE10 connector are a frequent source of intermittent faults—ensure all wires are securely seated.\u003c\/p\u003e\u003cp\u003eWhen erratic reading occurs, check for electromagnetic interference near the cable path. The \u003cstrong\u003eSchneider TM3DI32K resists 10 V\/m fields up to 1 GHz, but routing cables away from high‑current conductors further improves reliability. For extreme environments, install the included protective cover to maintain IP20 protection.\u003c\/strong\u003e\u003c\/p\u003e\u003ch2\u003eSelection Guide \u0026amp; Purchasing Advice\u003c\/h2\u003e\u003cp\u003eBefore purchasing the \u003cstrong\u003eSchneider TM3DI32K\u003c\/strong\u003e, verify that your controller supports the TM3 expansion bus and that the HE10 connector type matches your existing wiring scheme. This module works with both sink and source field devices, making it a versatile choice for mixed sensor arrays.\u003c\/p\u003e\u003cp\u003eFor consistent quality and guaranteed authentic parts, source your modules from \u003cstrong\u003eUBEST Automation\u003c\/strong\u003e (ubest101). Our inventory includes factory‑sealed units with full traceability, ensuring your automation system runs without unexpected failures.\u003c\/p\u003e","brand":"Schneider","offers":[{"title":"Default","offer_id":44404064944227,"sku":"TM3DI32K","price":230.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0678\/8635\/0435\/files\/TM3DI32K.jpg?v=1785025087","url":"https:\/\/www.plcsourcepro.com\/products\/schneider-tm3di32k-discrete-input-module-32-inputs-24v-dc","provider":"PLC Source PRO","version":"1.0","type":"link"}