- Alternative Part Number: PSWZ X1P 0,5V/24-240VACDC 2N/O1N/C2SO
- Supply voltage (V): 24 – 240 V
- Type of supply voltage U1: AC/DC
- Power consumption AC: 5
- Power consumption DC: 3
- Reset value Uoff: P_HYS_RUECK_WERT_UAB_2 x Uon
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- Brand: Pilz
Pilz 777949 Safety relays / protection relays
Mfr # 777949
$868.19
/ea
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- Wide Supply Range: Operates with a flexible input of 24-240 V AC/DC, ensuring compatibility with a broad spectrum of industrial power systems.
- Versatile Output Configuration: Equipped with 2 normally open (N/O) contacts, 1 normally closed (N/C) contact, and 2 semiconductor outputs (SO) for reliable and flexible safety switching.
- Low Power Consumption: Consumes just 5 VA on AC supply and 3 W on DC supply, making it efficient and cost-effective for continuous operation.
- Reliable Reset Function: Features a defined reset behaviour with hysteresis, ensuring consistent and safe restart conditions after power-off.
The Pilz PSWZ X1P 0,5V/24-240VACDC 2N/O 1N/C 2SO – 777949 is a multifunctional safety relay designed for flexible integration into machine and plant safety applications. With its wide supply voltage range, versatile outputs, and adjustable response thresholds, this device offers both precision and reliability for demanding industrial environments.
A key feature of the PSWZ X1P is its broad operating voltage range of 24–240 V AC/DC, making it highly adaptable to a variety of installations. This versatility ensures compatibility with both traditional AC-based systems and modern DC-powered control architectures, reducing the need for additional supply converters and simplifying system design.
The relay is engineered for energy-efficient performance, with power consumption rated at 5 VA under AC supply and 3 W under DC supply. This efficiency not only minimises energy costs but also reduces thermal load in control cabinets, contributing to long-term operational stability.
Output flexibility is another strength of the PSWZ X1P. It provides two normally open (N/O) contacts, one normally closed (N/C) contact, and two semiconductor outputs (SO). The mechanical outputs ensure safe disconnection of actuators and motors when a safety condition is triggered, while the semiconductor outputs allow for fast, wear-free signal transmission to higher-level control systems. This combination supports reliable machine shutdown and real-time status monitoring, enhancing both safety and productivity.
The unit also features adjustable response and reset thresholds. The response value can be set in the range of 20–500 mV (Uon), enabling precise adaptation to the application’s sensitivity requirements. The reset value is automatically defined as 2 × Uon (Uoff), ensuring consistent and reliable system recovery. This functionality allows the relay to deliver tailored performance across a wide variety of operating conditions, from sensitive monitoring tasks to robust fault detection.
Durability and reliability are central to the design of the PSWZ X1P. Its compact housing, clear terminal markings, and straightforward wiring make installation simple and efficient. Built to Pilz’s exacting standards, the relay provides a long service life and dependable operation under continuous industrial use.
Typical applications include monitoring undervoltage conditions, detecting power quality fluctuations, and providing secure emergency shutdowns in automation, manufacturing, and process control industries. Wherever machine safety and operational reliability are priorities, the PSWZ X1P provides a robust and versatile solution.
In summary, the Pilz PSWZ X1P 0,5V/24-240VACDC 2N/O 1N/C 2SO – 777949 delivers outstanding flexibility, energy efficiency, and tailored response functionality, making it a reliable and cost-effective choice for safeguarding industrial equipment and ensuring compliance with modern safety standards.
Product Specifications
| Manufacturer | Pilz |
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