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Siemens 6ES7221-1BF22-0XA8 EM 221 Digital Input Module

6ES7221-1BF22-0XA8
6ES7221-1BF22-0XA8
6ES7221-1BF22-0XA8

Siemens 6ES7221-1BF22-0XA8 EM 221 Digital Input Module

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SIEMENS · SIMATIC S7-200 CN

6ES7221-1BF22-0XA8

Digital Input Module

MANUFACTURERSiemens
MODEL6ES7221-1BF22-0XA8
PART NUMBER6ES7221-1BF22-0XA8
PRODUCT TYPEDigital Input Module
SYSTEM FAMILYSIMATIC S7-200 CN
ORDER SUPPORTModel Verification

INDUSTRIAL AUTOMATION SPARE PARTS PARTNER

20 Years of Experience in Industrial Automation Supply

AMIKON supplies industrial automation spare parts to maintenance, engineering and procurement teams worldwide. Our focus includes discontinued and hard-to-find DCS, PLC and TSI components, helping customers identify the correct model, source replacement parts and support urgent maintenance requirements.

Discontinued Parts SourcingModel Identification SupportGlobal Customer SupportIn-Stock Supply Support

  • Item NO.:

    6ES7221-1BF22-0XA8

  • Product Origin:

    Germany

  • Lead Time:

    IN STOCK

  • Brand/Manufature:

    Siemens

  • Product Origin:

    Germany

  • Lead Time:

    IN STOCK

  • Condition:

    Brand New And 100% Original

  • Certificate:

    Coo
Inquire Now

Siemens SIMATIC S7-200 CN

6ES7221-1BF22-0XA8

Price and Availability Inquiry

The Siemens 6ES7221-1BF22-0XA8 is a Digital Input Module designed for SIMATIC S7-200 CN applications.

Sales SupportDirect specialist contact
QuotationCurrent commercial details
DeliveryDHL · FedEx · UPS
Fast quotation support Send the model and required quantity directly to Lisa Lin using the contact options on the right.

Your AMIKON Contact

LL Lisa LinSales Specialist
WhatsApp +86 18965423501
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For faster service, please include the model 6ES7221-1BF22-0XA8 and required quantity in your inquiry.

Siemens 6ES7221-1BF22-0XA8

Technical Specifications

Official EM 221 input, power-loss, compatibility and dimensional data.

01Product IdentityOfficial catalog data
ManufacturerSiemens
Article Number6ES7221-1BF22-0XA8
Product DesignationEM 221
Product FamilySIMATIC S7-200 CN
02Digital Input DataOfficial Siemens datasheet
Digital Inputs8
Rated Input Voltage24 V DC
Signal 1 CurrentTyp. 4 mA
Input CircuitSinking / sourcing
03Electrical & MechanicalOfficial Siemens datasheet
Power LossTyp. 2 W
Width46 mm
Height80 mm
Depth62 mm
04System CompatibilityOfficial product description
Compatible CPUsS7-22X CPU only
Module FunctionDigital input expansion
Product SeriesSIMATIC S7-200 CN
Approval ScopeCE approval only

Siemens 6ES7221-1BF22-0XA8 Product Support

Frequently Asked Questions

Product-specific configuration, compatibility, application and ordering guidance for 6ES7221-1BF22-0XA8.

01

Which controllers can use 6ES7221-1BF22-0XA8?

Siemens specifies this EM 221 expansion module only for S7-22X CPUs, so the installed CPU family and available expansion capacity must be checked first.

02

What does sinking-sourcing input compatibility mean for this module?

Its eight 24 V DC inputs support sinking or sourcing field-device arrangements. Wire the input commons and sensor polarity exactly as shown for the selected circuit.

03

How is the EM 221 physically added to an S7-200 station?

De-energize the station, mount the module with the required spacing, and connect its ribbon cable to the expansion port under the adjacent module access cover.

04

How are the new input addresses determined?

STEP 7-Micro/WIN assigns the input area from the physical expansion-module order, so compare the configured rack sequence with the installed sequence before downloading.

05

What is a practical first commissioning check?

Apply the correct 24 V DC field supply, operate one sensor at a time, and compare the channel LED and online input-status bit before troubleshooting the user program.

06

What electrical figures help verify the connected sensor circuit?

The module provides eight DC inputs; Siemens lists about 4 mA for a logical 1 and approximately 2 W typical module power loss.

07

Why must the complete 0XA8 suffix be retained when ordering?

The suffix identifies this S7-200 CN spare-part version, which Siemens lists with CE approval only; do not order from a shortened base number.

Order Fulfilment

Payment and Worldwide Delivery

AMIKON coordinates product verification, commercial confirmation, packing and international shipment for industrial automation parts. Each order is handled according to the confirmed model, quantity and delivery destination.

01

Order Confirmation

Model, part number, quantity, availability, lead time and payment terms are confirmed in the formal quotation or proforma invoice.

02

Product Preparation

The item reference is checked before dispatch. Packaging is selected to protect industrial components during international transport.

03

International Shipping

Shipment can be arranged through DHL, FedEx or UPS according to the destination, parcel size and confirmed order requirements.

04

Dispatch and Tracking

Dispatch information and the available tracking reference are shared after the shipment has been collected by the selected carrier.

AMIKON Service Standards

Support at Every Stage of Your Order

Clear assistance from initial product identification through dispatch and after-sales communication.

01
Product IdentificationThe manufacturer, complete model and part-number details are reviewed before quotation.
02
Dedicated Sales ContactLisa Lin provides quotation and order communication through email and WhatsApp.
03
Order DocumentationCommercial, packing and shipment details are supplied according to the confirmed order.
04
After-Sales CommunicationFor support, provide the order reference, product label, fault description and clear photos.
05
Pre-Dispatch VerificationThe product label, model reference, quantity and visible condition are checked against the confirmed order before packing.
06
Global Logistics CoordinationInternational express or freight arrangements are coordinated according to the destination, shipment size and confirmed delivery terms.
Important delivery information

Product availability, dispatch date, freight cost and delivery time depend on the confirmed order and destination. Packing lists, commercial invoices and available origin documentation can be prepared according to the confirmed order. Please contact AMIKON for current commercial and shipping details.

AMIKON Professional Services

Warranty, Sourcing and Global Export Support

With 20 years of experience in industrial automation, AMIKON supplies discontinued and hard-to-find DCS, PLC and TSI spare parts to customers worldwide.

01 · WARRANTY

12-Month Product Warranty

Products supplied by AMIKON include a standard 12-month warranty. Warranty handling is based on the confirmed order, product label, fault information and supporting photos or videos.

02 · SPECIALIST SOURCING

Discontinued and Hard-to-Find Parts

Our sourcing service focuses on industrial automation DCS, PLC and TSI spare parts, including obsolete, discontinued and scarce models required for maintenance and replacement projects.

03 · GLOBAL EXPORT LOGISTICS

One-Stop International Shipping

AMIKON can coordinate domestic export customs procedures and arrange international express or sea freight. Packing lists, commercial invoices and available origin documentation can be prepared according to the confirmed order.

04 · TECHNICAL INFORMATION

Model and Specification Support

We assist customers with model identification, specification review, compatibility checks and Datasheet or manual searches. Support also includes distinguishing earlier and later model versions and checking whether a submitted model reference is complete and correctly written.

05 · PRE-DISPATCH CHECK

Product Verification Before Shipment

The product label, complete model, part number, quantity and visible condition are reviewed against the confirmed order before packing.

06 · INDUSTRIAL PACKAGING

Secure Packing for International Transit

Packaging is selected according to the component type, shipment size and transport method to support safe international handling.

07 · ORDER DOCUMENTATION

Commercial and Shipping Documents

Commercial invoices, packing lists and available origin information can be prepared according to the confirmed order and destination requirements.

08 · AFTER-SALES SUPPORT

Responsive Order Follow-Up

For order support, customers can provide the order reference, product label, issue description and clear photos for review by the AMIKON team.

Need help identifying a spare part?Send the complete manufacturer, model, part number and clear product-label photos to Lisa Lin.

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