$ 140.76
Phoenix Contact PSR-SCP-24DC/FSP/2X1/1X2 relay, SIL 3 certified, compact design for safe signal transfer and reliable isolation in industrial automation.
The Phoenix Contact PSR-SCP-24DC/FSP/2X1/1X2 coupling relay is a compact and reliable device engineered for safe signal transfer in demanding automation environments. It enables secure coupling of digital outputs from failsafe controllers to field devices such as actuators, sensors, and valves. With SIL 3 compliance, two enabling current paths, and one monitoring contact, it ensures dependable shutdown and reliable electrical isolation. Its slim 17.5 mm housing saves valuable panel space, while the integrated test pulse filter enhances durability by reducing wear from controller test pulses. This makes it an essential safety component for modern machine and process control systems.
The Phoenix Contact PSR-SCP-24DC/FSP/2X1/1X2 relay is built to deliver robust safety performance while simplifying integration. Its force-guided contacts allow dependable feedback, supporting fast diagnostics and simplified proof testing. By providing electrical isolation and adapting signal power, it ensures that downstream equipment operates securely even under demanding conditions. The compact housing and low power consumption reduce installation costs, while its wide operating temperature range supports deployment in harsh environments. Whether used in factory automation, machinery protection, or process applications, this relay offers long service life and helps operators maintain safety standards without compromising efficiency.
Why Phoenix Contact PSR-SCP-24DC/FSP/2X1/1X2?
Because it combines SIL 3 safety certification with compact design, this coupling relay offers maximum protection in minimal space. Its force-guided contacts, integrated test pulse filtering, and dual enabling paths deliver unmatched reliability, making it the go-to choice when safety, efficiency, and long service life must work hand in hand.
What problem does it solve?
This relay eliminates unsafe signal transfers between controllers and field devices by ensuring electrical isolation and secure power adaptation. It solves the challenge of reliable shutdowns in safety-critical systems, preventing false triggers, reducing maintenance costs, and ensuring operators meet stringent international safety standards with confidence.
| Feature | Details | Benefit |
|---|---|---|
| Housing Width | 17.5 mm | Saves valuable DIN rail space in control cabinets |
| Safety Integrity Level | SIL 3 (IEC 61508, EN 62061) | Certified for critical safety applications |
| Performance Level | PL e, Category 4 (EN ISO 13849) | Meets highest machine safety performance class |
| Enabling Current Paths | 2 x N/O contacts | Provides reliable dual-channel switching capability |
| Signal Contact | 1 x N/C force-guided | Enables fast diagnostics and proof testing |
| Rated Control Voltage | 24 V DC (-15% / +10%) | Compatible with standard industrial power supplies |
| Power Consumption | Typ. 1.32 W | Low energy usage for efficient system design |
| Contact Capacity | 5 A continuous current | Suitable for driving actuators, valves, and contactors |
| Insulation Voltage | 250 V reinforced, 6 kV surge | Guarantees safe electrical isolation |
| Operating Temperature | -20 °C … +55 °C | Reliable use in demanding industrial environments |
| Protection Class | IP20 (module) | Designed for installation in protected control cabinets |
| Service Life | 10 million cycles (mechanical) | Long operational reliability with reduced downtime |
| Mounting | DIN rail, any position | Flexible integration into various panel layouts |
| Connection | Plug-in screw terminals (0.2–2.5 mm²) | Easy, secure wiring for installers |
Download Phoenix Contact PSR-SCP-24DC/FSP/2X1/1X2 (2986960) Datasheet
| Commercial Data | Details |
|---|---|
| GTIN Number | 4046356520911 |
| Customs Tariff Number | 85364900 |
| Weight | 155 g (net) / 160.1 g (gross) |
| Country of Origin | Germany (DE) |
Modern machining centers and robotic production lines demand highly reliable emergency stop circuits. By using this coupling relay between a safety controller and power contactors, shutdown signals are transferred with full electrical isolation. The device’s dual enabling paths guarantee redundancy, while its force-guided contacts provide clear status monitoring for maintenance teams. The integrated test pulse filter reduces the risk of false trips caused by controller diagnostics, ensuring that machines can operate at high duty cycles without unnecessary interruptions, while still providing immediate safe shutdown when needed.
Process plants such as chemical facilities or refineries rely on dependable emergency shutdown equipment. This coupling relay ensures that critical outputs from safety logic controllers reach valves, pumps, or solenoids without loss of integrity. Its SIL 3 certification and reinforced insulation make it suited for environments where hazardous materials or high pressures are present. Operators benefit from long service life, consistent performance under continuous duty, and simplified proof testing, helping them comply with safety standards while reducing costly downtime.
Railway signaling and crossing systems require fault-tolerant switching to protect both passengers and equipment. This relay can safely interface controller signals with trackside devices such as barriers or lights. Its high insulation voltage rating and force-guided contact design prevent signal corruption even during electrical disturbances. With a compact housing that fits into control cabinets, the relay provides reliable isolation while allowing maintenance teams to quickly verify system status. This ensures railway operators maintain operational safety and compliance under demanding field conditions.
Offshore platforms and onshore oil facilities often operate in harsh environments with high vibration, humidity, and temperature variations. This relay acts as a secure link between safety controllers and field equipment such as pump motors or actuators. Its rugged design, SIL 3 compliance, and proof-test capability mean operators can validate system function without lengthy shutdowns. By filtering unwanted pulses and maintaining electrical isolation, it reduces the risk of dangerous malfunctions, giving confidence in continuous safe operation of critical oil and gas infrastructure.
| Category | Model / Description | Part Number | Benefit |
|---|---|---|---|
| Crimping Tool | CRIMPFOX 6 – Crimping pliers for ferrules | 1212034 | Ensures secure wire terminations for relay screw connections |
| Ferrules | AI 0,75 – Insulated ferrules, 0.75 mm² | 3200217 | Provides reliable wiring into relay terminals |
| Terminal Blocks | UK 5 N – Standard terminal block, screw connection | 3044076 | Matches screw-type wiring, simplifies panel wiring |
| DIN Rail | NS 35/7,5 – Standard mounting rail, 2 m length | 1201762 | Supports secure relay mounting in control cabinets |
| End Cover | D-UK 5 – End cover for UK terminal blocks | 3044088 | Protects wiring and provides a clean panel finish |
| Marker Strips | UC-TM 5 – Universal marker labels for terminal blocks | 0818102 | Simplifies identification and maintenance |
| Surge Protection | TRABTECH TT-UK 24DC – Surge protection module | 2838354 | Protects relay and controllers from transient overvoltages |
For expert guidance before placing your order.
Warranty – 1-year warranty for your peace of mind.
Global Shipping – We ship worldwide with secure packaging and reliable delivery.
Technical Support – Contact us for professional after-sales technical assistance.
