Siemens 6ES7131-4BD01-0AA0 – digital input module

The Siemens 6ES7131-4BD01-0AA0 is a digital input module from the SIMATIC ET200S distributed I/O system. It is designed to acquire digital signals from field devices such as sensors, switches and push buttons in industrial automation applications.

The module provides reliable signal detection and fast response, making it suitable for decentralized automation systems where flexibility and scalability are required.

Technical overview:
• Series: SIMATIC ET200S
• Module type: digital input module (DI)
• Model: 6ES7131-4BD01-0AA0
• Number of inputs: 4 channels
• Input voltage: 24 V DC
• Input type: digital signals (PNP)
• Signal delay: fast response time
• Connection type: terminal module interface
• Mounting: ET200S system mounting
• Protection class: IP20
• Operating temperature: approx. 0°C to +60°C

Typical applications:
• Distributed I/O systems
• Sensor signal acquisition
• Machine control systems
• Production line automation
• Industrial process monitoring

About the manufacturer:
Siemens is a global leader in industrial automation and digitalization technologies. The company develops SIMATIC PLC systems, distributed I/O systems, communication networks and automation solutions widely used in industrial environments.