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Specification & Description
The Siemens RLU220 is a versatile universal controller, expertly designed to cater to a wide array of applications within the realm of smart infrastructure and building automation. This advanced piece of equipment is an integral component for managing and optimising heating, ventilation, and air conditioning (HVAC) systems, ensuring efficient and reliable operation.
Crafted with precision, the RLU220 boasts a compact and robust design, making it suitable for mounting in standard cabinets or directly onto walls. Its user-friendly interface includes a clear display and intuitive buttons for seamless navigation and configuration. The controller is equipped with multiple inputs and outputs, allowing for flexible integration with various sensors and actuators.
Engineered to perform in commercial and industrial environments, the RLU220 supports up to 45 pre-programmed applications, which can be easily activated to match specific system requirements. Additionally, it offers the capability for custom configuration, enabling users to tailor its operation to unique control tasks.
The RLU220 operates on AC 24 V and adheres to stringent product standards, including EN 60730-1 for automatic electrical controls. Its compliance with environmental directives is reflected in its construction, which utilises materials that are mindful of ecological considerations.
For professionals seeking a reliable solution to manage complex building systems, the Siemens RLU220 presents itself as an indispensable tool that combines functionality, adaptability, and ease of use.
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.
Read more...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.
Read more...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.
Read more...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.
Read more...How do I create an account?
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.
Read more...Peace of mind with every purchase
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‘The ordering was fast and efficient, and everything arrived just as they said it would.’
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Our service to you
Lightning-Fast Express Shipping: Receive your order in record time with our express shipping options, ensuring you minimize downtime and keep your projects on track.
No-Risk Returns, Guaranteed: Return your parts anytime for a full refund. Our hassle-free return policy ensures you’re never stuck with something you don’t need.
Clear Pricing with No Hidden Fees: What you see is what you pay, transparent pricing with no extra costs, ever. Rest assured, all taxes and fees are already included in your final price.
Rock-Solid Reliability at a Fraction of the Cost: Get pre-owned electronic parts that are fully tested for peak performance, saving you money without compromising on quality, backed by a comprehensive warranty.
Frequently Asked Questions
What type of applications can the Siemens RLU220 be used for?
The Siemens RLU220 is a versatile universal controller suitable for a variety of HVAC applications, including temperature control of chilled ceilings, mixing heating circuits, and control of heating, ventilation, and air conditioning systems. It offers preprogrammed standard applications and the ability to modify or freely configure applications to meet specific plant requirements.
Can the Siemens RLU220 be mounted on a DIN rail?
Yes, the Siemens RLU220 is designed for mounting on a standard DIN rail, which allows for easy installation and integration into electrical cabinets and control panels.
What types of sensors can be connected to the Siemens RLU220?
The Siemens RLU220 can accommodate a range of sensors, including passive sensors like LG-Ni 1000, T1, and Pt 1000, as well as active sensors and signal sources that provide DC 0...10 V outputs. It also supports contact sensing for potential-free contacts.
What is the power supply requirement for the Siemens RLU220?
The Siemens RLU220 requires an external safety isolating transformer supplying AC 24 V ±20%, conforming to the requirements of SELV/PELV, with a minimum capacity of 10 VA and a maximum of 320 VA.
How many relay outputs does the Siemens RLU220 have?
The number of relay outputs on the Siemens RLU220 varies depending on the specific model within the RLU2 series. Each model has a different configuration of potential-free relay outputs for AC 24...230 V.
What is the maximum cable length for sensors connected to the Siemens RLU220?
The maximum cable length for sensors connected to the Siemens RLU220 is 300 meters, which allows for flexibility in sensor placement relative to the controller.
How can I configure the Siemens RLU220 for a specific application?
The Siemens RLU220 can be configured using the built-in operation interface or with the OCI700.1 service tool. It allows for activation of preprogrammed applications, modification of existing applications, or free configuration of new applications.
What type of enclosure protection does the Siemens RLU220 offer?
When mounted, the Siemens RLU220 offers an IP20 degree of protection, ensuring that the internal components are protected from solid objects larger than 12.5 mm but not from liquids.
What are the environmental operating conditions for the Siemens RLU220?
The Siemens RLU220 is designed to operate within a temperature range of 0 to 50°C and a humidity range of 5 to 95% r.h. (non-condensing), making it suitable for a wide range of indoor environments.
Is the Siemens RLU220 suitable for use with equipment of protection class II?
Yes, the Siemens RLU220 is suited for use with equipment of protection class II, which means it is designed with double insulation and does not require a safety connection to electrical earth (ground).
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.
