Siemens S7-300 Digital Input Module SM 321, 6ES7321-1CH00-0AA0, Programmable Logic Controller

In stock

The SIEMENS SIMATIC S7-300 Digital Input Module SM 321 – 6ES7321-1CH00-0AA0 is a high-performance input module designed for industrial automation systems. It offers precise digital input signals for monitoring and controlling processes, ensuring reliable operation in various industrial environments.

Number of Inputs:16

Input Voltage Range:24-48 V AC/DC

Current Rating:250 mA

Signal Type:Optically Isolated

Connection Type:Single-rooted

Pin Count:20-pin

Temperature Range:-25°C to +70°C

Conformal Coating:Yes

Compliance:EN50155

Integrating advanced technology from SIEMENS, the Digital Input Module SM 321 ensures seamless integration into the S7-300 PLC system, enhancing the efficiency of your automation solutions.

Each of the 16 digital inputs is designed to handle a wide range of 24-48 V AC/DC signals, making it suitable for various industrial applications.

Optical isolation between the inputs and the PLC prevents interference, ensuring stable and reliable signal transmission even in noisy environments.

The compact design and lightweight construction of the SM 321 facilitate easy installation and maintenance, reducing downtime and enhancing operational productivity.

Equipped with a durable connector, this module supports long-term, high-reliability operation, critical for continuous industrial processes.

Backed by SIEMENS‘s commitment to quality and innovation, the Digital Input Module SM 321 is a trusted choice for upgrading or expanding your existing PLC systems.

Siemens 6ES7321-1CH00-0AA0 Digital input SM 321