SCHNEIDER ELECTRIC STBDDI3725

Schneider Electric STB DDI 3725 – Advantys Digital Input Module

Description

The STB DDI 3725 is a standard digital input module from the Schneider Electric Advantys STB series. It provides 16 discrete input channels for 24V DC signals with sinking logic. This module is designed for use in distributed I/O systems, offering a compact and efficient way to connect field devices like sensors, push buttons, and limit switches to a central controller.

Specifications

• Manufacturer: Schneider Electric
• Product Line: Advantys STB
• Model: STB DDI 3725
• Product Type: Digital Input Module
• Number of Inputs: 16
• Input Voltage: 24V DC
• Input Logic: Sinking (Positive Logic)
• Wiring: 2-wire connection

Label Info

• SN: 8B182198506
• PV: 04, SV: 01.59, RL: 09
• DOM: 1821 (Week 21, 2018)

Application

This module is suitable for a wide range of automation applications, including material handling, packaging machinery, and manufacturing assembly lines where reliable digital signal processing is required.

Country of Origin

Made in Indonesia.

CO2 Impact

Choosing this pre-owned module over a new one saves approximately 4.8 kg of CO2, contributing to a more sustainable industrial environment.

Availability

This product is an obsolete item but is available from our stock. Order now from spareparts2day for expert support and fast delivery.

FAQ

What is the input logic of the STB DDI 3725 module?

This module uses sinking (positive logic, IEC 61131-2 Type 1) input logic. This means the input is activated when it is connected to the 0V DC (common) line.

Is this module compatible with all Advantys STB base units?

Yes, the STB DDI 3725 is designed to work with all standard Advantys STB network interface modules (NIMs) and island bases, such as those for Modbus, CANopen, DeviceNet, or Ethernet/IP.

What does the DOM code ‘1821’ on the label mean?

The Date of Manufacture (DOM) code ‘1821’ indicates that this specific unit was produced in the 21st week of the year 2018.

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Last Update: Friday, March 13, 2026