Siemens – 6ES7 321-1BH50-0AA0 – Digital Input SM 321 – Programmable Logic Controller (PLC) Module

Brand:Siemens

Model:6ES7 321-1BH50-0AA0

Module Type:Digital Input

Module Class:Industrial Automation

Dimensions:128mm x 150mm x 51mm

Weight:0.234kg

Power Supply:24V DC

Inputs:16 Digital Inputs

Operating Voltage:48-125V DC

Current Rating:2.5A

Interface:PROFINET PROFIsafe

Expansion Capacity:Up to 8 Signal Boards and 1 Expansion Module

Storage Type:Scalable

Communication Interface:Integrated

Compliance:EN50155 T1 Cat 1 CL A/B

    The Siemens Digital Input Module SM 321 is specifically designed for seamless integration into SIMATIC S7-300 PLC systems, enhancing efficiency and reliability in industrial automation.

    Equipped with 16 discrete digital inputs, this module supports 24V DC operation, providing robust and stable signal acquisition.

    Featuring an ergonomic design and compact footprint, it optimizes space usage in control panels without compromising functionality.

    With its floating contacts, the SM 321 ensures isolation between input and output circuits, preventing potential electrical interference and enhancing system safety.

    Compliant with international standards, this module is compatible with a wide range of industrial applications, including machinery control, process monitoring, and data acquisition systems.

    Backed by Siemens’ reputation for quality and innovation, the Digital Input Module SM 321 delivers unparalleled performance, making it an indispensable component for modern automation solutions.