Product Overview

The Siemens 6ES7131-6BH01-0BA0 is a high-density "Standard" (ST) class digital input module designed for the decentralized SIMATIC ET 200SP I/O system. This electronic unit features 16 individual input channels, allowing for massive signal acquisition within a minimal physical footprint. Engineered for 24V DC logic, the module supports PNP (sinking) input types and adheres to IEC 61131 Type 3 specifications. By utilizing the ET 200SP’s advanced push-in terminal architecture, the 6ES7131-6BH01-0BA0 provides a streamlined solution for collecting discrete data from field sensors, switches, and pushbuttons, making it a vital link in modern distributed control networks.

Hardware Parameters and Core Specifications

The following technical data details the mechanical and electrical profile of the 6ES7131-6BH01-0BA0 assembly.

• Input Configuration 16-channel Digital Input (Sinking/PNP)

• Rated Supply Voltage 24V DC (Functional range 19.2 to 28.8V DC)

• Input Delay Adjustable from 0.05 ms to 20 ms

• BaseUnit Compatibility Type A0 (Color Code CC00)

• Energy Consumption Max 90 mA current draw; typical 1.7W power loss

• Diagnostic Alarms Detection for wire breaks and supply voltage shortages

• Protection Features Integrated reverse polarity protection

• Data Logging Supports I&M0 through I&M3 data for maintenance identification

• Unit Mass 0.95 kg

• Casing Dimensions 2.5 cm x 5.1 cm x 83.8 cm

• Origin of Production Germany

• HS Classification 8537101190

This module is optimized for the TIA Portal environment (v14 or higher), allowing for rapid software-based configuration of filter times and diagnostic reporting levels per channel.

Industrial Applications and System Utility

The 6ES7131-6BH01-0BA0 is specifically engineered for high-speed manufacturing environments where cabinet space is at a premium but high I/O counts are necessary. In the automotive and electronics assembly sectors, this 16-channel module is used to aggregate signals from proximity sensors, photoelectric barriers, and limit switches along extensive production lines. Its adjustable input delay makes it highly adaptable; it can be set to ultra-fast response times for precision timing tasks or filtered to ignore electrical noise in heavy-duty welding or motor-drive environments. Furthermore, the comprehensive diagnostic capabilities—including wire break detection—are essential for continuous process industries like food and beverage or pharmaceuticals, where identifying a faulty sensor connection immediately can prevent costly production downtime. By offloading these inputs to a decentralized ET 200SP station, users can significantly reduce field wiring costs and simplify the overall system architecture.