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Siemens

6ES7421-1BL01-0AA0

$60.70

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Marvo Stock ID MV-12AC
HS Code 85389091
SKU 6ES7421-1BL01-0AA0
Condition Refurbished
Category PLC Systems
Warranty 12 months
Weight (lbs) 4.41
Length (inches) 12.60
Width (inches) 9.84
Height (inches) 9.84
EAN 4019169021463

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Specification & Description

Specification Description
Part Number 6ES7421-1BL01-0AA0
Alternative Part Number 6ES74211BL010AA0
Manufacturer Siemens
Category PLC Systems
Family Simatic S7
Description This is a Siemens SIMATIC S7-400 Series Digital Input Module. It operates with a backplane current of 20 mA and a DC voltage of 24 V. The module's dimensions are 25 x 290 x 210 mm.
Weight 0.770 kg
Height 297.00 mm
Width 233.00 mm
Depth 41.00 mm
Commodity Code 85389091
Isolation The module is isolated and tested with 500 V DC. It provides isolation between the channels, in groups of 32, and between the channels and backplane bus.
Digital Inputs The module has 32 digital inputs. The input voltage type is DC with a rated value of 24 V. The signal "0" ranges from -30 to +5 V DC and the signal "1" ranges from 13 to 30 V DC.
Power Loss The maximum power loss is 6 W.
Cable Length The maximum cable length is 1000 m for shielded cables and 600 m for unshielded cables.
Encoder The module can be connected to a 2-wire sensor. The permissible quiescent current for the 2-wire sensor is 1.5 mA.
Diagnostic Functions The module does not have diagnostic functions.

The Siemens SIMATIC S7-400 Series Digital Input Module, part number 6ES7421-1BL01-0AA0, is a high-performance component designed for industrial automation systems. This module is equipped with 32 digital inputs, allowing for efficient and precise control of various processes. It operates with a rated input voltage of 24V DC, ensuring reliable performance in a wide range of applications. The module also features optical isolation, providing enhanced protection against electrical interference. With dimensions of 25 x 290 x 210 mm, this compact unit can be easily integrated into your existing PLC system. The Siemens SIMATIC S7-400 Series Digital Input Module is a robust and reliable solution for your automation needs.

Commonly Asked Questions

Is my order covered by a warranty?

Marvo provides a full 12-month warranty on all products, whatever the condition. For your peace of mind, all parts are ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. If you are unhappy with the part(s) you received and would like to request a return, you can do so by completing our quick and easy online form. Once we have received your Returns Request, a member of the team will be in touch to discuss this further with you. You can read more about our warranty policy here.

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Marvo is a highly credible supplier of industrial automation parts and components with dedicated hubs around the world offering industry-leading products and services. Marvo is committed to providing a quick, easy and reliable place to source your automation and control components. All purchases come as standard with a comprehensive 12-month return to base warranty meaning that, in just a few clicks, you can source critical parts more seamlessly than ever before. Click here to read an article on how Marvo is redefining convenience for automation and manufacturing professionals.

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Have steps been taken to ensure quality control?

Marvo takes pride in product quality and has put several measures in place to assure high levels of quality standards. For your peace of mind, all parts have been ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. Redefine convenience and secure priority delivery on all parts along with a comprehensive 12-month warranty. This is the smart new way to buy automation and control components.

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Frequently Asked Questions

What is the category of this part?

This part belongs to the PLC Systems category.

What is the part family of this part?

This part is from the Simatic S7 family.

Can you provide a brief description of this part?

Sure, this is a Siemens SIMATIC S7-400 Series Digital Input Module. It operates at 20 mA (Backplane) and 24 V dc. The dimensions of the part are 25 x 290 x 210 mm.

What is the weight of this part?

The weight of this part is 0.770 kg.

What are the dimensions of this part?

The dimensions of this part are 297.00 mm in height, 233.00 mm in width, and 41.00 mm in depth.

What is the Commodity Code of this part?

The Commodity Code of this part is 85389091.

What is the input current of this part?

The input current from the backplane bus 5 V DC is a maximum of 20 mA.

What is the power loss of this part?

The maximum power loss of this part is 6 W.

How many digital inputs does this part have?

This part has 32 digital inputs.

What is the input voltage type of this part?

The type of input voltage for this part is DC.

What is the rated value of the input voltage for this part?

The rated value of the input voltage for this part is 24 V DC.

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Part conditions explained


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New unsealed: The product is in its original packaging, but the packaging has been opened or unsealed. It has never been used and should be in near pristine condition.

New sealed: The product is sealed in its original packaging. It has never been opened or used, ensuring that it's in an untouched state.

New unboxed: The product does not come in its original packaging, but it has never been used and is in great working condition.

Refurbished: The product has been previously used, but it has undergone a thorough refurbishment process to restore it to a like-new or functional condition. Any defects or issues have been addressed, making it suitable for reuse.

Used: The product has been previously owned and has been used. It may show signs of wear and tear but is still functional and operational. The condition may vary depending on the specific item and its usage history.