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FM 551 Pizzato Position switch with roller lever
Pizzato FM551 position switch with roller lever, metal housing, IP67 protection and 1NO+1NC snap-action contacts for industrial automation applications.
£13.47
Why Choose the Pizzato FM551 Position Switch?
The Pizzato FM551 is a robust industrial position switch (limit switch) designed for accurate and reliable detection of machine movement in automation and control systems. As part of the proven Pizzato FM series, it delivers consistent performance in demanding industrial environments where durability and repeatability are essential.
This model features a rugged metal housing combined with a roller lever actuator with a 20 mm technopolymer roller, ensuring smooth and low-wear operation in high-cycle applications. The rotating head allows flexible installation and precise alignment with moving machinery.
The FM551 incorporates a snap-action contact system with 1NO + 1NC configuration, providing fast and reliable switching for control circuits. With a PG13.5 conduit entry and IP67 protection rating, it is well suited for harsh industrial environments exposed to dust, moisture and vibration.
Key Advantages
- Reliable position detection for industrial automation systems.
- 1NO + 1NC contact configuration for versatile control circuits.
- Snap-action switching for fast and precise response.
- IP67 protection rating for harsh industrial environments.
- Durable metal housing construction.
- Roller lever actuator for smooth, reduced-wear operation.
Key Features
- Pizzato FM series position switch.
- Roller lever with 20 mm technopolymer roller.
- 1 normally open (NO) + 1 normally closed (NC) contact.
- Snap-action switching mechanism.
- Positive opening operation for safety applications.
- Metal housing with PG13.5 threaded conduit entry.
- No pre-fitted cable gland or connector.
- IP67 environmental protection.
Fast and Reliable Position Monitoring
Position switches such as the Pizzato FM551 provide accurate feedback on machine movement and position, ensuring safe and efficient operation of industrial automation systems. The snap-action mechanism enables rapid switching, making it ideal for applications requiring fast response and consistent repeatability.
The FM series is widely used by machine builders due to its rugged construction and dependable switching behaviour. The roller lever actuator ensures smooth engagement with moving parts, reducing wear while maintaining reliable performance over time.
Typical Applications
- Industrial machinery and automation systems.
- Conveyor and material handling equipment.
- Packaging and production lines.
- Machine position and limit detection.
- General-purpose control and signalling circuits.
- OEM equipment and control panels.
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 | |
| Positive Opening | Yes | |
| Connection | PG13.5 cable entry | |
| Series | FM Series | |
| Product type | Position / limit switch | |
| Contact configuration | 1NO + 1NC | |
| Contact type | Snap action | |
| Actuator type | Roller lever | |
| Roller diameter | approx. 20 mm | |
| Housing material | Metal | |
| Protection rating | IP67 | |
| Conduit entry | PG13.5 | |
| Positive opening | Yes | |
| Operating temperature | approx. -25 to +80 °C | |
| Mechanical durability | up to 20 million operations | |
| Mounting type | Surface / machine mounting | |
| HS Code | 85369095 |
Frequently Asked Questions
What is the Pizzato FM551 used for?
The FM551 is used to detect movement or position of machine components in industrial automation systems.
What contact configuration does the FM551 have?
It features 1 normally open (NO) and 1 normally closed (NC) contact for flexible control applications.
What is snap-action switching?
Snap-action switching provides fast and precise contact operation, ensuring reliable signal switching in automation systems.
What actuator does the FM551 use?
The switch uses a roller lever actuator with a 20 mm roller for smooth and durable actuation.
Is the FM551 suitable for harsh environments?
Yes, it has an IP67 protection rating and a metal housing, making it suitable for demanding industrial conditions.
Trusted by Industrial Engineers Worldwide
Pizzato FM series position switches are trusted by automation engineers for their durability, precision and reliable performance in industrial applications.
