Operating Voltage:24V DC

Input Capacity:4 digital inputs

Signal Handling:Capable of handling signals from hazardous areas

Isolation:Optically isolated for enhanced safety

Compliance Standards:Certified to EN 50155 standards for railway applications

Environmental Conditions:Operates in extreme temperatures (-25°C to +70°C)

    The Siemens 6ES7321-7BH00-0AB0 Digital Input Module – SM 321 is engineered for robust performance in industrial environments, offering unparalleled reliability and safety.

    With its 4 digital inputs, this module ensures seamless integration with a wide range of control systems, enabling precise data acquisition and processing.

    Optical isolation between the inputs and the main circuit enhances electrical safety and prevents cross-contamination of signals, making it ideal for hazardous area applications.

    Designed for compatibility with various Siemens S7 series PLCs, this module simplifies installation and system integration, reducing setup time and costs.

    Equipped with diagnostic capabilities, it supports real-time monitoring and proactive maintenance, ensuring optimal system performance and minimizing downtime.

    PTB-tested, the module adheres to stringent international standards, guaranteeing accuracy and compliance across diverse industries.