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Digital Input Modules | Schneider Electric TM2DDI16DT
Digital Input Modules | Schneider Electric TM2DDI16DT
Brand/Manufacturer: Schneider Electric
Order Number: TM2DDI16DT
Type: Digital Input Modules
Country of Origin: France
Condition: Original Brand
Lead Time: Available in stock
Payment Term: 100% TT In Advance
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Description
The Schneider Electric TM2DDI16DT is a 16-channel 24 VDC discrete input expansion module designed for Modicon M238 logic controllers, as well as Twido controllers and Advantys OTB distributed I/O systems. It captures digital signals from field devices such as sensors, limit switches, and pushbuttons to provide fast, reliable input detection for industrial control applications.
Input Channel Structure and Logic Options
The module features 16 discrete input channels operating at a nominal 24 VDC within a voltage range of 20.4 to 28.8 VDC. The inputs support both sink and source wiring configurations, providing flexibility when integrating various field device contact types. All 16 channels share a single common point, and each channel draws 7 mA at standard operating voltage with an input impedance of 3.4 kΩ.
Signal Timing and System Isolation
To filter contact bounce and ensure stable signal detection, the TM2DDI16DT features a 4 ms response time for both 0-to-1 and 1-to-0 transitions. While individual channels share a common circuit without channel-to-channel isolation, the module provides 500 V galvanic isolation between field input channels and internal controller logic for 1 minute to protect backplane communication circuits.
Physical Design and Installation
The compact module measures 23.5 mm in width, 90 mm in height, and 84.6 mm in depth, with a net weight of 0.065 kg. It mounts on a standard 35 mm symmetrical DIN rail and connects to field wiring using a single removable screw terminal block. Front-panel status indicators on the display block provide real-time channel diagnostic visibility.
| Parameter | Specification |
|---|---|
| Model | TM2DDI16DT |
| Brand | Schneider Electric |
| Product Type | Discrete Input Expansion Modules |
| Compatible Systems | Modicon M238, Twido, Advantys OTB |
| Discrete Input Number | 16 |
| Discrete Input Voltage | 24 VDC (20.4...28.8 VDC) |
| Discrete Input Logic | Sink or source |
| Discrete Input Current | 7 mA |
| Input Impedance | 3.4 kΩ |
| Number of Common Points | 1 |
| Response Time | 4 ms (OFF to ON / ON to OFF) |
| Isolation | 500 V for 1 min (channels to internal logic) |
| Internal Current Consumption | 40 mA at 5 VDC (state 1, all inputs) |
| Electrical Connection | 1 removable screw terminal block |
| Mounting Support | 35 mm symmetrical DIN rail |
| Dimensions (W x H x D) | 23.5 mm x 90 mm x 84.6 mm |
| Net Weight | 0.065 kg |
Frequently Asked Questions
Q: Can the TM2DDI16DT module be used with controllers other than the Modicon M238? A: Yes, it is compatible with Twido logic controllers and Advantys OTB distributed I/O interface blocks in addition to the Modicon M238 platform.
Q: Does this module support both NPN and PNP sensor wiring? A: Yes, the 16 discrete input channels support both sink and source logic configurations.
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Testimonials
Fast Delivery, Excellent Quality
We’ve worked with IndustriaX Limited on several urgent orders for automation components. Their ability to provide original, factory-sealed parts with full documentation—often from in-stock inventory—has significantly reduced our downtime. The delivery is consistently fast, and their logistics team is highly responsive. IndustriaX has become one of our most trusted global suppliers for industrial spare parts.
- Sarah Johnson
We’ve worked with IndustriaX Limited on several urgent orders for automation components. Their ability to provide original, factory-sealed parts with full documentation—often from in-stock inventory—has significantly reduced our downtime. The delivery is consistently fast, and their logistics team is highly responsive. IndustriaX has become one of our most trusted global suppliers for industrial spare parts.
- Sarah Johnson
Reliable Partner for Original Parts
Finding authentic automation parts has always been a challenge, especially for discontinued models. IndustriaX Limited has impressed us with their genuine stock, clear product traceability, and prompt updates. We’ve verified their shipments against OEM specs multiple times, and the results are flawless. They’re now our preferred sourcing partner for critical systems.
- David Smith
Finding authentic automation parts has always been a challenge, especially for discontinued models. IndustriaX Limited has impressed us with their genuine stock, clear product traceability, and prompt updates. We’ve verified their shipments against OEM specs multiple times, and the results are flawless. They’re now our preferred sourcing partner for critical systems.
- David Smith
Professional Service with After-Sales Support"IndustriaX Limited doesn’t just ship products—they provide solutions. When we encountered installation issues with one of the modules, their technical team replied in less than 4 hours and provided wiring guides and troubleshooting tips. This level of post-sale support is rare in the spare parts sector. Their professionalism gives us confidence in every order."
- Emily Brown
"IndustriaX Limited doesn’t just ship products—they provide solutions. When we encountered installation issues with one of the modules, their technical team replied in less than 4 hours and provided wiring guides and troubleshooting tips. This level of post-sale support is rare in the spare parts sector. Their professionalism gives us confidence in every order."
- Emily Brown
Trusted Source for Industrial Automation Spares
We've tested multiple suppliers over the years, but IndustriaX Limited consistently stands out. Their product catalog is extensive, their team is knowledgeable, and they understand the urgency of industrial needs. With every order, we receive timely updates, fast delivery, and 100% genuine products. It’s rare to find such consistency and reliability in this field.
- Michael Anderson
We've tested multiple suppliers over the years, but IndustriaX Limited consistently stands out. Their product catalog is extensive, their team is knowledgeable, and they understand the urgency of industrial needs. With every order, we receive timely updates, fast delivery, and 100% genuine products. It’s rare to find such consistency and reliability in this field.
- Michael Anderson