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

Manufacturer:Siemens

Model:6ES7 321-1BH50-0AA0

Series:S7-300

Module Type:Digital Input Module

Number of Inputs:16 DI

Power Supply:24V DC

Operating Voltage Range:48-125V DC

Current Rating:2.5A

Connector Type:20-pin

Optical Isolation:Yes

Operating Temperature:-25°C to +70°C

Conformal Coating:Yes

Compliance Standards:EN50155

    The Siemens 6ES7 321-1BH50-0AA0 Digital Input SM 321 is specifically engineered for industrial environments, ensuring reliable and precise digital input processing.

    With its high-quality materials and robust design, this module offers superior performance and longevity, making it ideal for use in harsh industrial conditions.

    Featuring 16 digital inputs, the module supports 24V DC voltage, enabling versatile integration into a wide range of control systems. Its optical isolation ensures minimal interference and enhanced safety.

    Equipped with a 20-pin interface and conformal coating for environmental protection, the module can withstand extreme temperatures from -25°C to +70°C, ensuring continuous operation in diverse industrial settings.

    The inclusion of a Profinet Profisafe communication interface facilitates seamless integration with other Siemens PLC systems, enhancing system efficiency and control capabilities.

    Designed with extensive program and data storage capacity, this module supports complex control logic and large datasets, making it suitable for advanced automation tasks in modern manufacturing and process industries.