Description
Siemens S7-300 SM321 Digital Input Module 32DI 24V | 6ES7321-1BL00-0AA0
The Siemens SIMATIC S7-300 SM321 digital input module (6ES7321-1BL00-0AA0) is designed for industrial automation systems to receive digital signals from sensors, switches and field devices.
This module provides 32 digital input channels operating at 24V DC and is fully compatible with the SIMATIC S7-300 PLC system. It enables reliable monitoring of field signals in machine automation and industrial process control applications.
The SM321 digital input module offers high reliability and stable performance in industrial environments and is widely used in factory automation, production lines and control systems.
Key Features
32 digital inputs 24V DC
Reliable signal detection for industrial automation
LED indicators for input status
Compatible with SIMATIC S7-300 PLC systems
Designed for industrial environments
Applications
Industrial automation systems
Machine control panels
Factory production lines
Sensor and switch monitoring
Process control systems
Specifications
Model: SM321 Digital Input Module
Part Number: 6ES7321-1BL00-0AA0
Series: SIMATIC S7-300
Digital Inputs: 32
Input Voltage: 24V DC
Type: Digital Input Module
Manufacturer: Siemens
