Safety Relay / Emergency Stop Relay
Model: PSR-SCP-24DC/ESD/5X1/1X2/300
Part Number: 2981428
Make: Phoenix Contact
Origin: Made in Germany
The Phoenix Contact PSR-SCP-24DC/ESD/5X1/1X2/300 (Part No. 2981428) is a high-performance safety relay designed for emergency stop monitoring, safety door monitoring, and safety light curtain applications in industrial machinery and automation systems. This ESD (Emergency Stop Device) safety relay delivers SIL 3 / PL e (highest) safety integrity level, making it suitable for critical machine safety circuits.
Phoenix Contact is a globally trusted German brand known for industrial automation and safety components. Made in Germany, this safety relay meets the highest quality and reliability standards.
Key Technical Specifications:
| Specification | Detail |
|---|---|
| Manufacturer | Phoenix Contact |
| Model | PSR-SCP-24DC/ESD/5X1/1X2/300 |
| Part Number | 2981428 |
| Type | Safety Relay / Emergency Stop Relay |
| Safety Rating | SIL 3 (IEC 61508), PL e (ISO 13849-1) |
| Supply Voltage | 24V DC |
| Output Channels | 5 Enable Current Paths (N/O) |
| Auxiliary Output | 1 Auxiliary Contact (N/C) |
| Output Rating | 300V / 6A max |
| Response Time | 7 ms typical |
| Inputs | 2-channel emergency stop / safety door |
| Reset Type | Manual or automatic (configurable) |
| Terminal Type | Screw connection |
| Mounting | DIN rail (35mm) |
| Operating Temperature | -20°C to +55°C |
| Compliance | CE, UL, TÜV, SIL 3, PL e |
| Origin | Made in Germany |
Configuration Breakdown - PSR-SCP-24DC/ESD/5X1/1X2/300:
| Code | Meaning |
|---|---|
| PSR | Phoenix Safety Relay |
| SCP | Safety Control Protection |
| 24DC | 24V DC supply voltage |
| ESD | Emergency Stop Device function |
| 5X1 | 5 enable current paths (N/O) |
| 1X2 | 1 auxiliary contact (N/C) |
| 300 | 300V output rating |
Key Features:
Highest Safety Rating – SIL 3 / PL e certified for critical safety applications
5 Enable Current Paths – Multiple N/O contacts for connecting various safety devices
1 Auxiliary Contact – N/C contact for status feedback to PLC or controller
Fast Response Time – 7 ms typical ensures quick shutdown on safety events
24V DC Operation – Industry standard control voltage
DIN Rail Mounting – Easy installation in control cabinets
Made in Germany – Phoenix Contact quality and reliability
Cross-Circuit Detection – Monitors for wiring faults
TÜV Certified – Independently tested for safety integrity
Typical Applications:
Emergency stop button monitoring (ESD function)
Safety door / guard interlock monitoring
Safety light curtain integration
Two-hand control systems
Enabling switches
Magnetic safety switches
Industrial robot safety circuits
Conveyor system safety
Packaging machinery safety
CNC machine tool safety
Press and stamping machine safety
Automated assembly lines
Compatible Safety Devices:
Emergency stop pushbuttons (any brand)
Safety door switches (Schmersal, EUCHNER, IDEM, SICK)
Safety light curtains (SICK, Banner, Keyence, Omron)
Two-hand control panels
Magnetic reed sensors
Wiring Examples:
| Application | Connection |
|---|---|
| Emergency Stop (2-channel) | S11, S12 to E-stop N/C contacts |
| Manual Reset | S34 to +24V via reset button |
| Safety Outputs | 13-14, 23-24, 33-34 to load contactors |
| Feedback Loop | Y1-Y2 for external contactor monitoring |
Package Includes:
1 x Phoenix Contact PSR-SCP-24DC/ESD/5X1/1X2/300 Safety Relay (2981428)
Documentation (if available)
30-Day Warranty – Buy with confidence from Automation Traders. Fast global shipping available.
Order your Phoenix Contact PSR-SCP safety relay today and protect your machinery with German-engineered safety technology!