Description
Enhance your automation system with the Siemens SIMATIC S7-300 Digital Input Module SM 321 (6ES7321-1BL00-0AA0). Engineered for precision and durability, this input module offers 32 isolated digital input channels for 24 V DC signals, making it a versatile component for diverse signal acquisition tasks in PLC-controlled environments.
Designed to integrate seamlessly into SIMATIC S7-300 systems, the SM 321 ensures secure signal processing and reliable operation. With a 40-pole connector interface, it simplifies wiring while maintaining a compact form factor that fits easily into your control cabinet. Whether you’re managing inputs from sensors, switches, or remote devices, this module provides a stable foundation for your industrial automation needs.
Although now in phase-out since October 2023, the SM 321 remains a dependable choice for existing installations seeking long-term support and compatibility. Siemens’ quality design ensures continued performance and compliance with global standards like RoHS and REACH.
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