- Alternative Part Number: PSEN 2.1P-21/PSEN 2.1-20/8MM/LED/1
- Supply voltage (V): 24 V
- Type of supply voltage U1: DC
- Switching voltage: 24 V
- Ambient temperature: -25 – 70 ¬∞C
- Max. ambient temp. at 2000 m: +70 °C
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- Brand: Pilz
Pilz 774500 Safety relays / protection relays
Mfr # 774500
$583.03
/ea
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- Dual-channel input monitoring: Two inputs provide redundancy and fault tolerance for reliable supervision of safety devices.
- Versatile outputs: Equipped with two immediate normally open (N/O) safety contacts and two time-delayed N/O safety contacts for flexible safety circuit design.
- Energy-efficient operation: Runs on 24 V DC with a low power consumption of just 4.5 W, reducing operating costs.
- Robust switching capacity: Rated up to 240 V AC in line with EN 60947-4-1 utilisation categories, ensuring reliable performance in demanding applications.
The Pilz PNOZ XV2 30/24VDC 2N/O 2N/O T (774500) is a high-performance safety relay engineered to deliver dependable monitoring of safety functions in industrial automation. As part of the Pilz PNOZ XV family, this relay combines proven reliability with flexible contact configurations, making it suitable for a wide variety of machine safety applications.
Designed with dual-channel input monitoring, the PNOZ XV2 ensures high fault tolerance by independently supervising two separate input paths. This redundancy guarantees that the safety function is not compromised by a single fault, enabling compliance with stringent international safety standards. It is particularly effective for monitoring critical safety devices such as emergency stop buttons, safety gates, two-hand controls, or light curtains.
One of the key advantages of this model is its contact configuration, which includes two immediate normally open (N/O) safety contacts and two time-delayed N/O safety contacts. The immediate outputs ensure fast disconnection of hazardous machine functions when a safety condition is triggered, while the time-delayed outputs allow controlled power-down sequences. For example, conveyors can be stopped in stages, or motors with high inertia can be given time to come to a safe stop. This flexibility supports applications where staged shutdowns improve safety and system efficiency.
The relay operates on a 24 V DC supply and consumes only 4.5 W, offering energy-efficient performance for continuous use. Despite its low power demand, it delivers robust switching performance, with contact ratings up to 240 V AC in compliance with EN 60947-4-1 utilisation categories. This ensures the PNOZ XV2 is suitable for demanding environments where frequent or heavy-duty switching is required.
The compact design of the PNOZ XV2 supports DIN-rail mounting, saving valuable control cabinet space. Its clearly marked terminals and straightforward wiring layout make installation and commissioning simple and efficient, reducing engineering time and costs. Once in operation, the relay provides long service life with minimal maintenance requirements, thanks to Pilz’s reputation for reliability and durability.
Typical applications include monitoring of emergency stops, movable guards, light barriers, and enabling switches across industries such as packaging, automotive, robotics, and process automation. The combination of immediate and delayed safety outputs makes it particularly valuable in systems requiring both quick shutdowns and staged power-off procedures.
In summary, the Pilz PNOZ XV2 30/24VDC 2N/O 2N/O T (774500) is a versatile, efficient, and reliable safety relay designed to ensure maximum operator and machine protection. With its dual-channel monitoring, flexible contact outputs, low power consumption, and robust switching capacity, it provides an ideal solution for safeguarding modern automated systems while maintaining operational efficiency.
Product Specifications
| Manufacturer | Pilz |
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