Why Choose the Pizzato FR21A1-M2 Limit Switch?
The Pizzato FR21A1-M2 is a compact and heavy-duty limit switch with short piston plunger actuator, designed for precise position detection in industrial automation and safety systems. As part of the robust Pizzato FR series, it delivers dependable switching performance for safety-critical machine applications.
Built with a durable technopolymer housing and high-quality internal components, the FR21A1-M2 ensures long-term reliability in demanding environments. Its compact design allows easy installation within machinery, conveyors and control panels where durability and consistent operation are essential.
This model features a short piston plunger with external gasket, a 3 normally closed contact configuration and a M20 x 1.5 conduit entry. It incorporates slow-action switching, silver contacts and operates across a temperature range of approximately -25 to +80 °C, making it ideal for industrial safety circuits.
Key Advantages
- Reliable position detection for industrial machinery.
- 3 NC contacts for enhanced safety circuit design.
- Positive opening functionality for safety compliance.
- IP67 protection rating for resistance to dust and moisture.
- M20 conduit entry for standard industrial wiring.
- Compact and durable technopolymer construction.
Key Features
- Pizzato FR series limit switch.
- Short piston plunger actuator with external gasket.
- 3 NC contact configuration.
- Slow-action switching mechanism.
- Silver contacts for reliable electrical performance.
- M20 x 1.5 cable entry.
- Designed for demanding industrial and safety applications.
Precise Position Detection for Industrial Automation
Limit switches such as the Pizzato FR21A1-M2 detect the position of moving machine components and convert mechanical motion into electrical signals. This enables control systems to monitor machine states, trigger operations or safely stop equipment when required.
The FR series is widely used across industrial automation due to its reliability, compact design and versatility. Its plunger actuator is particularly suited for applications requiring accurate linear actuation and repeatable switching performance.
Typical Applications
- Position detection in industrial machinery.
- End-of-travel monitoring for moving components.
- Safety circuits requiring multiple NC contacts.
- Packaging and processing equipment.
- Conveyor systems and material handling.