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Marvo Part ID: MV-AQXQ

£150.80 (ex. VAT)


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Specification Description
Part Number 6ES7522-1BH01-0AB0
Alternative Part Number 6ES75221BH010AB0
Manufacturer Siemens
Category General Automation
Description SIMATIC S7 Series Digital Output Module
Output Type 16 Digital Outputs, Transistor
Output Current 0.5 A per channel, 4 A per group
Voltage Range 24 V DC rated value; 20.4 V DC to 28.8 V DC permissible range
Power Consumption Max. 30 mA
Power Loss Typical 2 W
Short-Circuit Protection Yes, electronically clocked
Controlling a Digital Input Yes
Switching Capacity Max. 0.5 A with resistive load; Max. 5 W on lamp load
Load Resistance Range 48 Ω to 12 kΩ
Output Voltage for Signal "1" Min. L+ (-0.8 V)
Output Delay with Resistive Load Max. 100 µs for "0" to "1"; Max. 500 µs for "1" to "0"
Parallel Switching of Outputs Yes, for logic links and redundant control of a load
Dimensions (W x H x D) 35 mm x 147 mm x 129 mm
Weight Approx. 230 g
Operating Temperature Range 0 °C to 60 °C for horizontal and vertical installation
Installation Altitude Up to 5,000 m above sea level
Firmware Version V1.1.0, with the possibility of firmware updates
Engineering with Configurable/integrated with STEP 7 TIA Portal from version V13 SP1
Communication Compatible with PROFIBUS and PROFINET
Safety Not suitable for safety functions; suitable for safety-related tripping of standard modules
Commodity Code 85389091

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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We accept card payments from all major credit, debit and Mastercard providers including Visa, American Express, Western Union, Paypal and bank transfers. Before you complete an order you will be prompted to input your payment details, at which point you can enter the relevant card information you wish to use for your transaction. If you are experiencing issues with your payment method then you can contact our team via email here. From there, you will be directed to the most relevant resource or person to help you complete your payment, get your order processed and ensure that your parts are on the way to your delivery address.


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Marvo currently delivers to the United Kingdom (excluding Northern Ireland), the United States of America and Germany. If you cannot find your delivery address at checkout, this is most likely because Marvo does not currently deliver to this location. There are ongoing efforts to make Marvo accessible to a global market, keep your eyes peeled as our service expands to new locations. All orders are sold with a streamlined delivery process ensuring that you get your part, fast. Marvo is designed to offer you quick, easy and reliable access to critical components and uses well established global shipping services, including but not limited to DHL, UPS and FedEx.


Is Marvo a credible parts supplier?

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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6ES7522-1BH01-0AB0 Product Description

The Siemens SIMATIC S7 Series Digital Output Module, part number 6ES7522-1BH01-0AB0, is a high-functioning automation component designed to meet the rigorous demands of industrial environments. This module boasts 16 transistor outputs, each capable of handling 24 V DC at 0.5 A, making it suitable for a wide range of applications. The compact design, with dimensions of 35 x 129 x 147 mm, ensures it can be easily integrated into existing systems without requiring excessive space.

Engineered for reliability, the module features built-in short-circuit protection and is electronically clocked to safeguard against electrical interference. It also offers diagnostic capabilities, including single-channel diagnostics and substitute value functions, which contribute to reduced downtime and easier maintenance.

The module operates efficiently within a supply voltage range of 20.4 V to 28.8 V DC and includes reverse polarity protection to prevent potential installation errors. With a total current per module of up to 8 A and the ability to handle both resistive and inductive loads, this output module is versatile and robust.

For engineers and technicians looking for a digital output module that delivers both performance and durability, the Siemens 6ES7522-1BH01-0AB0 is an excellent choice that aligns with the high standards of industrial automation components.

Frequently Asked Questions

What type of output does this digital output module provide?

The digital output module provides transistor outputs that are current-sourcing.

Can the module's firmware be updated?

Yes, the firmware of the 6ES7522-1BH01-0AB0 can be updated to improve functionality or add new features.

Is this module suitable for use with inductive loads?

Yes, the module can be used with inductive loads, but there are specific maximum switching frequencies and other considerations detailed in the manual.

Does the module support isochronous mode?

Yes, the module supports isochronous operation, which allows for application synchronization up to the terminal.

What is the maximum resistive load switching frequency of the module?

The maximum switching frequency with a resistive load for this module is 100 Hz.

How does the module indicate operational status?

The module uses LED indicators for various statuses, including RUN, ERROR, and channel-specific diagnostics.

What kind of diagnostic functions does the module offer?

The module offers diagnostic functions for monitoring supply voltage, detecting wire breaks, short-circuits, and group errors.

Can the outputs of the module be used for redundant control of a load?

Yes, two outputs of the module can be paralleled for redundant control of a load.

What are the dimensions of the module?

The module measures 35 mm in width, 147 mm in height, and 129 mm in depth.

Is there potential separation between the channels of the module?

There is no potential separation between individual channels, but there is separation in groups of 8 and between the channels and backplane bus.