Home › Manufacturers › Siemens › SIMATIC S7-300 › 6ES7321-7BH00-0AB0

Siemens

Siemens SIMATIC S7-300 16-Channel 24V DC Input Module with Diagnostics

Name: Siemens 6ES7321-7BH00-0AB0
Brand: Siemens
SKU: 6ES7321-7BH00-0AB0
Availability: InStock

Siemens SIMATIC S7-300 16-Channel 24V DC Input Module with Diagnostics.

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

In Stock — Ready to Ship

ManufacturerSiemens

Part number6ES7321-7BH00-0AB0

Module Type Digital Input SM 321

Channels 16 DI

Voltage 24V DC

Isolation Optically Isolated

Get a price for 6ES7321-7BH00-0AB0

Response within 1 business hour

🛡

12-month warranty

All units tested

⚡

Same-day dispatch

Order by 2pm CST

🌐

Worldwide delivery

US, EU, Asia, Middle East

🎖

Veteran-owned

CAGE: 9NK75

16 optically isolated inputs 24V DC operation Process interrupt capability Diagnostic functions SIMATIC S7-300 compatible High reliability

Product description

The Siemens 6ES7321-7BH00-0AB0 is a SIMATIC S7-300 digital input module featuring 16 optically isolated digital inputs. Designed for 24V DC operation, this module includes process interrupt and diagnostics capabilities, connecting via a 20-pin interface.

This module is ideal for critical applications within the S7-300 system where real-time monitoring of 24V DC signals is required, along with advanced diagnostics for troubleshooting and process interrupt functionality for immediate response to events. It is widely used in manufacturing, automation, and process control.

Stanlo Automation, a veteran-owned company, offers reliable surplus industrial automation parts. We are committed to providing quality components at competitive prices, ensuring your automation systems are supported with essential parts from trusted manufacturers.

Technical specifications

Module Type	Digital Input SM 321
Channels	16 DI
Voltage	24V DC
Isolation	Optically Isolated
Features	Process Interrupt, Diagnostics
Connector	1x 20-pin
Series	SIMATIC S7-300

Common applications

Manufacturing automation

Process control

Industrial monitoring

Machine safety

Critical automation systems

Compatible systems

SIMATIC S7-300 PLC Systems

Also known as

Siemens S7-300 Diagnostic DI SM 321 24V DC with Interrupt 6ES73217BH000AB0

Replaces / compatible with

This module is designed for Siemens SIMATIC S7-300 systems, offering enhanced diagnostic and interrupt capabilities for 24V DC inputs. It provides advanced monitoring features over standard input modules.

Technical note

Expert tip

Configure the diagnostic and interrupt settings in the S7-300 programming software to fully utilize the advanced features of this module.

What happens next?

Email confirmation

Immediate receipt acknowledgment sent to you

Account manager assigned

Confirms your part's spec and condition

Your quote delivered

Tailored to your specific requirements

Frequently asked questions

What advanced features does the Siemens 6ES7321-7BH00-0AB0 module offer?

The Siemens 6ES7321-7BH00-0AB0 module includes built-in diagnostics for fault detection and a process interrupt function. These features allow for more robust monitoring and immediate response to critical input changes in a 24V DC system.