Product Overview
When a DC control panel needs dense, dependable discrete I/O, the Schneider Electric 170ADM35015 delivers. This Modicon Momentum module packs 16 discrete inputs and 16 solid-state outputs into a single unit built for 24 V DC nominal systems. Inputs follow the IEC 1131-2 Type 1 standard, so they match a wide range of industrial sensors and switches. The 170ADM35015 suits machine builders, panel integrators, and maintenance teams who need practical I/O without complexity.

Technical Specifications
| Parameter | Value |
|---|---|
| Input channels | 16 discrete, IEC 1131-2 Type 1 |
| Output channels | 16 solid-state |
| Input voltage range | 3 to 30 V DC |
| Output voltage range | Up to 30 V DC (24 V DC nominal) |
| Input logic | Negative (sinking) |
| Output logic | Negative (sourcing) |
| Input current (State 1) | ≥ 2.5 mA |
| Output current per point | 0.5 A (4 A per group, 8 A total) |
| Input response time | 2.2 ms (0 to 1), 3.3 ms (1 to 0) |
| Output response time | < 0.1 ms both transitions |
| Isolation voltage | 500 V AC channels to bus |
| Power dissipation | ≤ 8 W |
| Operating temperature | 0 to 60 °C |
| Weight | 0.50 lbs (0.23 kg) |
What the Key Ratings Mean
The 3 to 30 V DC input window gives you flexibility across sensor types, while the 24 V DC nominal output keeps things standard. Negative logic means sinking inputs and sourcing outputs — a common, straightforward arrangement for DC control circuits. Output response under 0.1 ms handles fast switching tasks, while input response of 2.2 ms and 3.3 ms suits typical sensing and pushbutton duties. The 500 V AC isolation between channels and bus protects the backplane from field transients.
Where It Fits
This module works well in material handling, packaging lines, and process skids running 24 V DC I/O. In a conveyor retrofit, the 16 sinking inputs read photoeyes and limit switches while 16 sourcing outputs drive relays and indicator lamps. In water treatment panels, the same density reduces module count and wiring time. For oil and gas support equipment, the 0 to 60 °C range and solid-state outputs handle vibration-prone skids better than mechanical relays.

Integration and Selection Notes
The Modicon Momentum family pairs with compatible controllers and I/O bases. Confirm your backplane and terminal base match the 170ADM35015 before ordering. Keep total output current within 0.5 A per point, 4 A per group, and 8 A per module — exceeding these limits risks overheating given the ≤ 8 W dissipation. Mount in a ventilated enclosure and respect the 0 to 60 °C ambient limit.
Maintenance and Reliability
Solid-state outputs have no moving contacts, so routine work is simple: inspect terminal torque, check for dust buildup, and verify LED status during scheduled shutdowns. Because the module dissipates up to 8 W, keep airflow around the enclosure clear. Spares when you need them matter here — a failed I/O card can idle a whole line, so keeping one on the shelf is cheap insurance.
Please verify current lifecycle status and availability with Oil AutoTech before ordering.
FAQs
Q: What is the input voltage range of the 170ADM35015?
A: Inputs accept 3 to 30 V DC and conform to IEC 1131-2 Type 1.
Q: How much current can each output handle?
A: Each point handles 0.5 A, with 4 A per group and 8 A total per module.
Q: Is the logic sinking or sourcing?
A: Inputs are negative logic (sinking); outputs are negative logic (sourcing).
Q: What is the operating temperature range?
A: The module operates from 0 to 60 °C.
Q: How fast do outputs switch?
A: Output response time is under 0.1 ms for both 0-to-1 and 1-to-0 transitions.
