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Siemens SIMATIC S7-300 32-Channel 120V AC Digital Input Module

Name: Siemens 6ES7321-1EL00-0AA0
Brand: Siemens
SKU: 6ES7321-1EL00-0AA0
Availability: InStock

Siemens SIMATIC S7-300 32-Channel 120V AC Digital Input Module.

● In Stock 12-Mo Warranty Same-Day Dispatch Ships Worldwide 🎖 Veteran-Owned

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ManufacturerSiemens

Part number6ES7321-1EL00-0AA0

Module Type Digital Input SM 321

Channels 32 DI

Voltage 120V AC

Isolation Isolated

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12-month warranty

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Veteran-owned

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32 isolated digital inputs 120V AC operation High channel density SIMATIC S7-300 compatible Robust industrial design

Product description

The Siemens 6ES7321-1EL00-0AA0 is a SIMATIC S7-300 digital input module designed with 32 isolated digital inputs. This module operates with 120V AC signals and uses a 40-pole connector for integration into the S7-300 system.

This module is well-suited for applications requiring the monitoring of a larger number of 120V AC signals, common in manufacturing plants, building automation, and control systems where AC power is prevalent. Its isolated design ensures signal integrity and protection.

Stanlo Automation, a veteran-owned business, provides reliable surplus industrial automation parts. We are committed to offering high-quality components at competitive prices, ensuring your automation projects are completed efficiently.

Technical specifications

Module Type	Digital Input SM 321
Channels	32 DI
Voltage	120V AC
Isolation	Isolated
Connector	1x 40-pole
Series	SIMATIC S7-300

Common applications

Manufacturing automation

Building automation

Industrial control

Machine monitoring

Process automation

Compatible systems

SIMATIC S7-300 PLC Systems

Also known as

Siemens S7-300 32 DI AC Module SM 321 120V AC 6ES73211EL000AA0

Replaces / compatible with

This Siemens digital input module is part of the SIMATIC S7-300 series, designed for 120V AC signal acquisition. It interfaces with S7-300 CPUs for data processing.

Technical note

Expert tip

For optimal performance, ensure the 120V AC signals are clean and free from excessive noise when connecting to the 40-pole terminal block.

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Frequently asked questions

How many 120V AC inputs does the Siemens 6ES7321-1EL00-0AA0 module offer?

The Siemens 6ES7321-1EL00-0AA0 module provides 32 isolated digital inputs for 120V AC signals. It utilizes a 40-pole connector for connection to the SIMATIC S7-300 system.