Siemens 6ES7 321-1BH02-0AA0: Digital Input Module for Efficient Factory Automation

Model Type:S7-300

Model Number:6ES7 321-1BH02-0AA0

Manufacturer:Siemens

Module Category:Digital Input Module

Isolation Type:Optically Isolated

Input Count:16 DI

Supply Voltage:24 V DC

Current Rating:1 x 20-pole

Operating Temperature Range:-25°C to +70°C

Conformal Coating:Yes

Compliance Standards:EN50155

Category:T1 Cat A/B

Return Guidelines:Standard product, stock item, returnable within guidelines

    The Siemens 6ES7 321-1BH02-0AA0 Digital Input Module (SM 321) is a cornerstone of Siemens’ SIMATIC S7-300 programmable logic controller family, designed for high-performance applications requiring precise control over industrial processes.

    Featuring 16 discrete digital inputs, each equipped with optically isolated connections, this module ensures reliable data acquisition without interference from other circuitry, enhancing the overall system stability and safety.

    With a temperature range from 2.5°C to 70°C, the module is engineered for robust operation in a wide variety of industrial environments, ensuring consistent performance across different settings.

    Optimized for use in EN50155 T1 CAT 1 CL A/B compliance, this module is ideal for rail and transport applications where stringent safety and reliability standards are mandatory, offering peace of mind in critical systems.

    Crafted with durable and corrosion-resistant materials, the Siemens 6ES7 321-1BH02-0AA0 Digital Input Module ensures longevity and minimal maintenance requirements, contributing to a cost-effective solution for long-term industrial automation needs.

    Ease of installation and compatibility with Siemens’ comprehensive suite of automation tools make this module an indispensable part of modern factory automation, streamlining integration and setup processes for streamlined production workflows.