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FD 551 Pizzato Position switch with roller lever
Pizzato FD551 position limit switch with roller lever actuator, 1 NO + 1 NC snap-action contacts and metal housing for industrial automation applications.
£17.02
Why Choose the Pizzato FD551 Position Limit Switch?
The Pizzato FD551 is a robust position limit switch with roller lever actuator, designed for precise detection and reliable operation in industrial automation systems. As part of the heavy-duty Pizzato FD series, it offers dependable switching performance, long mechanical life and durability in demanding environments.
Featuring a metal housing and a technopolymer roller lever actuator, the FD551 is built to withstand harsh industrial conditions including vibration, dust and temperature fluctuations. Its compact head design enables flexible mounting and accurate positioning within machinery.
This model includes a 1 NO + 1 NC snap-action contact configuration with positive opening, making it suitable for both control and safety-related applications. It uses a PG13.5 cable entry and is typically supplied without a cable gland for installation flexibility.
Key Advantages
- Heavy-duty position limit switch for industrial machinery.
- 1 NO + 1 NC contacts for control and safety functions.
- Positive opening NC contact for enhanced safety reliability.
- Durable metal housing for harsh environments.
- IP67 protection rating for dust and water resistance.
- Long mechanical life with minimal maintenance.
Key Features
- Pizzato FD series position switch.
- 1 NO + 1 NC snap-action contacts.
- Positive opening safety function.
- Technopolymer roller lever actuator (Ø20 mm).
- Metal enclosure for industrial durability.
- PG13.5 threaded conduit entry.
- Compact rotating head for flexible installation.
- Suitable for industrial automation systems.
Accurate Position Detection for Industrial Automation
The Pizzato FD551 is designed to detect the position of moving machine parts with high precision. Its roller lever actuator ensures smooth engagement and reduced wear, while snap-action contacts provide fast, repeatable switching performance.
The integrated NO and NC contacts allow flexible integration into control systems and safety circuits, supporting both operational control and safe shutdown functionality where required.
Typical Applications
- Industrial machinery and automation systems.
- End-of-travel and position detection.
- Safety guards and interlocking systems.
- Conveyor and material handling equipment.
- Packaging and production machinery.
- General industrial limit switching.
Technical Specifications
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| Device Type | Limit switch | |
|---|---|---|
| Switching Action | Snap action | |
| IP Rating | IP67 | |
| Contacts | 1NO + 1NC | |
| Actuator Type | Roller lever | |
| Housing Material | Metal | |
| Connection | PG13.5 cable entry | |
| Series | FD Series | |
| Product type | Position limit switch | |
| Contact configuration | 1 NO + 1 NC | |
| Contact type | Snap-action, positive opening | |
| Actuator type | Roller lever (technopolymer, Ø20 mm) | |
| Housing material | Metal | |
| Connection type | Cable entry (PG13.5) | |
| Protection rating | IP67 | |
| Operating temperature | approx. -25 °C to +80 °C | |
| Rated current | up to 10 A | |
| Rated voltage | up to 500 V AC / 250 V DC | |
| Mechanical life | up to 20 million operations | |
| Mounting type | Surface / machine mounting | |
| HS Code | 85369095 |
Frequently Asked Questions
What is the Pizzato FD551 used for?
It is used to detect the position of moving parts and provide control signals in industrial machinery and automation systems.
What contact configuration does it have?
The FD551 features 1 normally open (NO) and 1 normally closed (NC) contact.
Does it support safety applications?
Yes, the NC contact includes positive opening, making it suitable for safety circuits.
Is it suitable for harsh environments?
Yes, the metal housing and IP67 protection rating ensure reliable performance in demanding industrial conditions.
What type of actuator does it use?
It uses a roller lever actuator with a technopolymer roller for smooth operation.
Trusted by Industrial Engineers Worldwide
Pizzato FD series limit switches are widely trusted for their rugged construction, precise switching and dependable performance across industrial automation systems.
