Image shown may not reflect the final product
View similar products
Express shipping
Lightning fast shipping if ordered within 00:00:00
Risk-Free Returns, Read Our Policy
Trusted by Global Manufacturers
No Delivery Duties or Additional Fees
Specification & Description
| Specification | Description |
|---|---|
| Part Number | PSR-SCF- 24UC/URM/2X21 |
| Alternative Part Number | PSRSCF24UCURM2X21 |
| Manufacturer | Phoenix Contact |
| Type | Extension module, Coupling relay |
| Input Voltage Range | 0.85 ... 1.1 times the nominal voltage |
| Typical Input Current | 30 mA at nominal voltage |
| Typical Response Time | 10 ms |
| Typical Release Time | 10 ms |
| Contact Type | 2 PDT (Double Pole, Double Throw) |
| Contact Material | AgNi (Silver Nickel) |
| Maximum Switching Voltage | 250 V AC/DC |
| Minimum Switching Voltage | 15 V AC/DC |
| Limiting Continuous Current | 5 A (N/O contact), 3.5 A (N/C contact) |
| Maximum Inrush Current | 6 A |
| Interrupting Rating (Ohmic Load) | Max. 1500 VA (250 V AC), various ratings for DC voltages |
| Output Fuse | 6 A gL/gG NEOZED (N/O contact), 4 A gL/gG NEOZED (N/C contact) |
| Ambient Operating Temperature | -20 °C ... 50 °C |
| Storage Temperature | -20 °C ... 70 °C |
| Relay Type | Electromechanically forcibly guided, dust-proof relay |
| Mechanical Service Life | Approx. 10 million cycles |
| Mounting Position | Any |
| Air and Creepage Distances | Compliant with DIN EN 50178/VDE 0160 |
| Rated Surge Voltage/Insulation | 4 kV / Basic isolation |
| Rated Insulation Voltage | 250 V |
| Pollution Degree | 2 |
| Surge Voltage Category | III |
| Connection Data | Solid/stranded conductor cross section: 0.2 mm² min. to 2.5 mm² max., AWG 24 min. to AWG 12 max. |
| Screw Thread | M3 |
| Approvals | UL Listed, GOST, cUL Listed, cULus Listed |
| Safety Integrity Level (SIL) | SIL 1 according to IEC 61508 |
| Performance Level (PL) | Up to category 1, PL c according to EN ISO 13849-1 |
| Housing Material | PBT (Polybutylene Terephthalate) |
| Housing Color | Green |
| Mounting Type | DIN rail mounting |
| Degree of Protection | IP20 |
| Weight | Approx. 61.82 g |
The Phoenix Contact PSR-SCF- 24UC/URM/2X21 is a versatile and reliable extension module designed to enhance the functionality of safety-related systems. This module is equipped with two potential-free changeover contacts, offering flexibility for various control tasks within industrial automation environments. Its compact design, with a width of just 17.5 mm, allows for efficient use of space on DIN rails, making it an ideal choice for installations where space is at a premium.
Crafted for durability and consistent performance, the module operates within an input voltage range of 0.85 to 1.1 times the nominal voltage, with a typical input current of 30 mA at the nominal voltage. It boasts a swift response and release time of approximately 10 ms, ensuring timely operations in critical applications.
The output contacts are made from silver nickel (AgNi), which is known for its excellent conductivity and resistance to wear, contributing to the module's longevity. These contacts can handle a maximum switching voltage of 250 V AC/DC and a minimum switching voltage of 15 V AC/DC, with limiting continuous currents of 5 A for normally open (N/O) contacts and 3.5 A for normally closed (N/C) contacts.
Safety is a paramount concern in the design of the PSR-SCF- 24UC/URM/2X21, which features electromechanically forcibly guided, dust-proof relays. The module complies with stringent standards and regulations, including DIN EN 50178/VDE 0160 and EN 50205, ensuring its suitability for a wide range of safety applications.
The module is designed to operate within an ambient temperature range of -20 °C to 50 °C, making it robust enough to withstand challenging industrial environments. Additionally, it is rated for basic insulation with a rated surge voltage of 4 kV, providing an extra layer of protection against voltage spikes.
Overall, the Phoenix Contact PSR-SCF- 24UC/URM/2X21 is a high-quality, functional module that offers reliability and safety for industrial automation systems, making it a valuable addition to any control and safety circuitry.
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
Dan
‘The ordering was fast and efficient, and everything arrived just as they said it would.’
Julien
‘Perfect quick delivery, good service.’
Martin Juřica
‘Fast offer, short delivery time.’
Nathalie Jolicoeur
‘Great service. Thank you.’
Muswalin
‘Good packing, quickly delivery and responsible.’
Advance Lifts
‘Great customer service , we needed some assistance quickly and received it.’
Blažej Knežo
‘Quick response and fast delivery of the product.’
Martin Juřica
‘Fast offer, short delivery time.’
Muswalin
‘Good packing, quickly delivery and responsible.’
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 is the function of this extension module?
The extension module is designed to be used in safety-related applications, providing forcibly guided contacts that ensure reliable switching for safety functions. It features two PDT contacts and is suitable for single-channel control.
Can this module be used in high-demand safety applications?
Yes, the module is rated for high-demand safety applications, with a Safety Integrity Level (SIL) of 1 according to IEC 61508 standards.
What are the input voltage requirements for this module?
The module requires a nominal input voltage of 24 V AC/DC, with an acceptable range of 0.85 to 1.1 times the nominal voltage.
What type of contacts does this module have?
The module is equipped with two PDT (double throw) contacts made of silver nickel (AgNi), which are suitable for a variety of switching applications.
What is the maximum switching voltage for this module?
The maximum switching voltage for the module is 250 V AC/DC, ensuring compatibility with a wide range of industrial applications.
What is the ambient operating temperature range for this module?
The module can operate within an ambient temperature range of -20 °C to 50 °C, making it suitable for various industrial environments.
How is this module mounted?
The module is designed for DIN rail mounting, allowing for easy installation and integration into existing systems.
What is the degree of protection provided by the module's housing?
The module's housing provides an IP20 degree of protection, safeguarding the internal components from solid objects larger than 12.5 mm.
What certifications does this module hold?
The module holds several certifications, including UL Listed, cUL Listed, and cULus Listed, indicating compliance with relevant safety standards.
What is the typical response and release time for this module?
The module has a typical response and release time of 10 ms, ensuring prompt action in safety circuits.
