Why Choose the Pizzato FR21A1 Limit Switch?
The Pizzato FR21A1 is a compact and heavy-duty limit switch with short piston plunger actuator, designed for accurate position detection in industrial automation systems. As part of the reliable Pizzato FR series, it delivers consistent switching performance for machine control and safety-critical applications.
Constructed with a robust technopolymer housing and precision internal components, the FR21A1 ensures dependable operation in demanding environments. Its compact design allows easy installation in machinery, conveyors and control panels where durability and reliability are essential.
This model features a short piston plunger with rubber seal (Ø8 mm), a 3 normally closed contact configuration and a PG13.5 conduit entry. With IP67 protection, positive opening contacts and an electrical rating up to 10 A at 250 V AC, it is ideal for safety-focused industrial applications.
Key Advantages
- Reliable position detection for industrial machinery.
- 3 NC contacts for enhanced safety circuit design.
- Positive opening contacts for safety applications.
- IP67 protection rating for resistance to dust and moisture.
- Compact and durable technopolymer construction.
- Manufactured by Pizzato Elettrica, a leading European automation specialist.
Key Features
- Pizzato FR series limit switch.
- Short piston plunger actuator Ø8 mm with rubber seal.
- 3 NC contact configuration.
- Slow-action switching mechanism.
- Positive opening contacts for safety circuits.
- IP67 protection rating according to EN 60529.
- PG13.5 cable entry for secure wiring.
Precise Position Detection for Industrial Automation
Limit switches such as the Pizzato FR21A1 detect the position of moving machine components and convert mechanical movement into electrical signals. This enables control systems to monitor machine status, 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.
- Packaging and processing equipment.
- Conveyor systems and material handling.
- Safety circuits requiring multiple NC contacts.
