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Siemens SIMATIC S7-200 EM 221 Digital Input Module (Discontinued)

Name: Siemens 6ES7221-1BF10-0XA0
Brand: Siemens
SKU: 6ES7221-1BF10-0XA0
Availability: InStock

Siemens SIMATIC S7-200 EM 221 Digital Input Module (Discontinued).

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

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ManufacturerSiemens

Part number6ES7221-1BF10-0XA0

Type Digital Input Module

Series SIMATIC S7-200

Inputs 8 DI

Voltage 24V DC

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8 Digital Inputs 24V DC Operation Optically Isolated Inputs Designed for S7-21X CPUs Compact size

Product description

The Siemens 6ES7221-1BF10-0XA0 is a SIMATIC S7-200 EM 221 digital input module. It features 8 optically isolated digital inputs (DI) operating at 24V DC. This module is designed for source input and is compatible exclusively with S7-21X CPUs. Please note, this product is discontinued by the manufacturer.

This input module was commonly used in various automation tasks requiring simple digital signal acquisition. Industries such as building automation, small-scale manufacturing, and packaging machinery relied on the S7-200 platform for its compact size and ease of use.

Stanlo Automation, a veteran-owned surplus parts distributor, specializes in providing discontinued and hard-to-find industrial components. If you require the Siemens 6ES7221-1BF10-0XA0, Stanlo Automation can be a valuable source for this essential, albeit discontinued, part.

Technical specifications

Type	Digital Input Module
Series	SIMATIC S7-200
Inputs	8 DI
Voltage	24V DC
Isolation	Optically Isolated
Compatibility	S7-21X CPU only

Common applications

Small-scale automation

Building control

Packaging machinery

Process monitoring

Data acquisition

Compatible systems

SIMATIC S7-21X CPUs

Also known as

SIMATIC S7-200 EM 221 Siemens 8 DI Module S7-200 Digital Input

Replaces / compatible with

This module is a specific component for the Siemens SIMATIC S7-200 PLC system and is discontinued. Replacement would involve finding surplus stock or migrating to a newer PLC system.

Technical note

Expert tip

This module requires a 24V DC power supply and must be used with compatible S7-21X CPUs. Ensure proper wiring for source input configuration.

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Frequently asked questions

Is the Siemens 6ES7221-1BF10-0XA0 still manufactured?

No, the Siemens 6ES7221-1BF10-0XA0 SIMATIC S7-200 EM 221 digital input module is a discontinued product. While no longer manufactured new, surplus units may still be available.