Brand: Siemens
Part Number: 6ES7321-1BL00-0AA0
Model: SIMATIC S7-300 SM321 Digital Input Module
Product Type: Digital Input Module
System Compatibility: Siemens SIMATIC S7-300 PLC Systems
Signal Type: Digital Inputs
Condition: New Open Box
 
The Siemens SIMATIC S7-300 SM321 Digital Input Module (6ES7321-1BL00-0AA0) is designed to provide reliable signal acquisition in industrial automation environments. This module enables precise monitoring of digital input signals from sensors and field devices used in machine control and process automation systems.
 
The SM321 digital input module integrates seamlessly with Siemens SIMATIC S7-300 PLC platforms, allowing efficient communication between field devices and the control system. Its robust design ensures stable operation in demanding industrial applications.
 
This Siemens 6ES7321-1BL00-0AA0 SM321 digital input module is supplied as New Open Box, meaning the unit is unused while the original packaging may have been opened for inspection or storage.
 
This product belongs to the Siemens S7-300 PLC series.
View all available Siemens S7-300 PLC spare parts, CPUs, modules, and automation components here.