The Schneider Electric STBDDI3420K is a standard digital input kit designed for 24 V DC systems. This module is part of the STB (Standard Terminal Block) I/O system, commonly integrated into automation architectures requiring robust and reliable digital signal acquisition. Its configuration provides four digital inputs, facilitating the monitoring of discrete signals from sensors and switches within industrial environments.

Technical details

• Series: STB (Standard Terminal Block)
• Input Type: Standard Digital Input
• Voltage Rating: 24 V DC
• Number of Inputs: 4
• Form Factor: Terminal Block Module
• Application: Digital signal acquisition for discrete control
• Compatibility: Designed for use with compatible Schneider Electric automation controllers and I/O racks. Specific controller compatibility should be verified against the manufacturer's datasheet.

Applications & compatibility

This digital input kit is suitable for a wide range of industrial automation applications, including machine control, process monitoring, and safety interlocks. It is frequently deployed in manufacturing facilities, packaging lines, and material handling systems where the reliable detection of on/off states from sensors is critical for operational control and safety.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the STBDDI3420K or contact our technical team for cross-reference assistance with compatible STB I/O modules.