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FR 552-K21 Pizzato Position switch with roller lever
Pizzato FR552-K21 limit switch with roller lever actuator, 1NO+1NC snap-action contacts and IP67 protection for industrial automation and position monitoring.
£10.75
Why Choose the Pizzato FR552-K21 Limit Switch?
The Pizzato FR552-K21 is a robust position limit switch with roller lever actuator, engineered for accurate position detection in industrial automation systems. As part of the dependable Pizzato FR series, it delivers consistent switching performance and long service life in demanding environments.
This model features a roller lever actuator with technopolymer roller, ensuring smooth and precise actuation when interacting with moving mechanical components. Its technopolymer housing with PG13.5 conduit entry provides excellent resistance to dust, moisture and mechanical stress, making it ideal for harsh industrial conditions.
With a 1 normally open (NO) and 1 normally closed (NC) snap-action contact configuration, the FR552-K21 provides fast and reliable switching for control and signalling applications. The inclusion of positive opening functionality enhances safety capability, allowing use in circuits requiring dependable disconnection.
Key Advantages
- Reliable limit switch with roller lever actuator.
- 1 NO + 1 NC contacts for flexible control and feedback.
- Snap-action contacts for fast and consistent switching.
- Positive opening contact for enhanced safety applications.
- Durable technopolymer housing for long-term industrial use.
- High ingress protection for harsh environments.
Key Features
- Pizzato FR series position switch.
- Roller lever actuator with technopolymer roller.
- Contact configuration: 1 NO + 1 NC (snap-action).
- Positive opening contact for safety-related circuits.
- Technopolymer housing with high mechanical resistance.
- PG13.5 conduit entry for industrial wiring.
- Silver alloy contacts for reliable conductivity.
Reliable Position Detection for Industrial Automation
The Pizzato FR552-K21 is designed to detect the position of moving machine components and provide accurate electrical feedback to control systems. Its roller lever actuator ensures smooth interaction with cams and mechanical parts, reducing wear while maintaining precise switching performance.
With its snap-action contact system and positive opening function, this switch is suitable for both standard control circuits and safety-related applications, offering flexibility for automation engineers and machine builders.
Typical Applications
- Industrial automation and control systems.
- Conveyor systems and material handling equipment.
- Packaging and production machinery.
- Machine guard monitoring and interlocking.
- Position detection in moving mechanical components.
- OEM machinery and manufacturing equipment.
Technical Specifications
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| Device Type | Limit switch | |
|---|---|---|
| Housing Material | Technopolymer | |
| Switching Action | Snap action | |
| IP Rating | IP67 | |
| Contacts | 1NO + 1NC | |
| Actuator Type | Roller lever | |
| Connection | PG13.5 cable entry | |
| Series | FR Series | |
| Product type | Position / limit switch with roller lever | |
| Contact configuration | 1 NO + 1 NC | |
| Contact type | Snap action | |
| Rated voltage | up to 250–400 V AC | |
| Rated current | up to 10 A | |
| Protection rating | IP67 | |
| Actuator type | Roller lever | |
| Housing material | Technopolymer | |
| Cable entry | PG13.5 | |
| Operating temperature | approx. -25 °C to +80 °C | |
| Mounting type | Surface mounting | |
| HS Code | 85369095 |
Frequently Asked Questions
What is the Pizzato FR552-K21 used for?
This switch is used for position detection and control in industrial machinery and automation systems.
What contact configuration does it have?
The FR552-K21 features 1 normally open (NO) and 1 normally closed (NC) contact.
Does it support safety applications?
Yes, it includes a positive opening contact, making it suitable for safety-related circuits.
What actuator type is used?
It uses a roller lever actuator for smooth and precise mechanical actuation.
Can it be used in harsh environments?
Yes, with IP67 protection and durable construction, it is suitable for demanding industrial conditions.
Trusted by Industrial Automation Engineers
Pizzato FR series limit switches are widely trusted for delivering reliable performance, precise switching and long service life in industrial automation and control applications.
