Siemens 6ES7321-1EL00-0AA0 Digital Input Module

Siemens 6ES7321-1EL00-0AA0 Digital Input Module

Product Details Introduction

Siemens 6ES7321-1EL00-0AA0 is a digital input module designed for the S7-300 PLC series. This module provides 32 input channels and can receive 24V DC digital signals, suitable for signal acquisition and processing in industrial automation control.

Main technical specifications:

Number of input channels: 32 digital inputs

Input voltage: 24V DC

Input current: 3 mA (per channel)

Input delay: 0.05 to 3 ms

Isolation voltage: 500 V AC (input to backplane bus)

Functional features:

High density design: A single module with 32 inputs is suitable for scenarios that require a large amount of input signals.

Fast input response: With an input delay as short as 0.05 ms, it can quickly respond to changes in external signals, making it suitable for high-speed automation applications.

Status indication: Each input channel is equipped with LED status indicators for easy monitoring and debugging.

Diagnostic function: supports diagnostic function, can detect input faults such as short circuit and open circuit, and improve the reliability and stability of the system.

Standardized module: Designed to comply with Siemens S7-300 series module standards, easy to integrate into existing PLC systems.

Application areas:

Factory automation: This module is widely used in production line automation control, machine manufacturing, packaging equipment, etc.

Process control: Suitable for process control scenarios that require high-density signal acquisition, such as chemical, pharmaceutical, and other industries.

Building management system: suitable for multi signal input requirements in building automation.

Summary:

Siemens 6ES7321-1EL00-0AA0 is a high-density, high response speed digital input module designed specifically for complex signal acquisition in modern automation systems. It has the characteristics of fast response and provides high reliability input monitoring function, which is very suitable for demanding industrial environments and application scenarios.

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