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B&R 3CP152.90-2

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£2,246.40 (ex. VAT)

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Marvo Stock ID MV-BNE
HS Code 8537
SKU 3CP152.90-2
Condition New sealed
Category PLC Systems
Warranty 12 months

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Specification & Description

Specification Description
Part Number 3CP152.90-2
Alternative Part Number 3CP152902
Manufacturer B&R
Category PLC Systems
Description This is a PLC CPU from B&R, with a power output of 6W and a memory capacity of 256kB. It is designed for efficient and reliable automation control.
Communication Interface Standard RS232 and RS485/RS422/TTY
Max. Baudrate 64 kBaud for RS232, 347 kBaud for RS485/RS422/TTY
Power Output Max. 6W
Storage Temperature -20 °C to +60 °C with inserted APM inc. lithium battery
Relative Humidity 0 to 95% (non-condensing)
Dimensions (H, W, D) 165mm, 80mm, 110mm
Key Switch Detachable
Reset Button Yes
Cold Start Button Yes
Status Display LEDs
Battery Monitoring Yes
Buffering the RAMs Lithium Battery (in APM) min. 1 year, NiCd Battery (in CPU) min. 1 week, Gold Leaf Capacitor (in CPU) min. 10 min

The B&R 3CP152.90-2 is a sophisticated PLC CPU designed to meet the demands of complex automation tasks. With a robust 256 kB of storage, this unit is well-suited for a variety of industrial applications requiring precise control and reliable operation. The CPU boasts a power output of 6 W, ensuring efficient performance without excessive energy consumption.

Crafted for durability and longevity, the 3CP152.90-2 features a range of communication interfaces, including a standard RS232 and an electrically isolated RS485/RS422/TTY interface, facilitating versatile connectivity options. The unit is equipped with a detachable key switch, a reset button, and a cold start button, providing users with manual control and diagnostic capabilities.

The status of the system is easily monitored through an array of LEDs, indicating power, communication, and battery status, among others. The CPU's RAM is buffered by a combination of a gold leaf capacitor and a NiCd battery, ensuring data retention in the event of power disruptions.

With its compact dimensions and adherence to rigorous industry standards, the B&R 3CP152.90-2 is an excellent choice for businesses seeking a reliable and efficient PLC CPU to streamline their automation processes.

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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What payment methods do you accept?

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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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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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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Creating an account is incredibly simple and takes a matter of seconds. You can create a Marvo account at any time by clicking here and following the simple steps on screen. By creating a Marvo account you can store your contact details, delivery addresses, billing addresses and more, meaning that you can enjoy game-changing convenience faster than ever before.

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Frequently Asked Questions

What is the category of this part?

The part falls under the category of PLC Systems.

What are the key features of this PLC CPU?

This PLC CPU has a memory of 256 kB and a power output of 6 W. It also features standard communication interfaces like RS232 and RS485/RS422/TTY.

What is the significance of the key switch in this part?

The key switch in the 3CP152.90-2 CPU has three different positions: Run, Program, and Service. Each position allows for different levels of interaction with the CPU, from running application programs to complete system resets.

What is the purpose of the reset button on this part?

The reset button on the 3CP152.90-2 CPU causes a hardware reset. This means all application programs are stopped and all outputs are set to zero, putting the CPU into SERVICE mode.

What is the cold start button used for?

The cold start button on the 3CP152.90-2 CPU initiates a cold start, which is the same as the first initialization of the CPU. It clears all modules in the application RAM, clears allocated memory, deletes the contents of all application RAM, and reloads the system structures.

How is data and real-time clock buffered in this part?

Data and real-time clock buffering in the 3CP152.90-2 CPU is carried out by a gold leaf capacitor, a NiCd battery, and a buffer battery in the following order: gold leaf capacitor, NiCd battery, and buffer battery.

What are the dimensions of this part?

The dimensions of the 3CP152.90-2 CPU are 165mm in height, 80mm in width, and 110mm in depth.

What is the storage temperature range for this part?

The 3CP152.90-2 CPU can be stored at temperatures ranging from -20 °C to +60 °C.

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Part conditions explained


We want your buying experience to be as seamless as possible. So, here are all of the product descriptions you will see when browsing Marvo, explained a little further:

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.

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