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FM 552-K21 Pizzato Position switch with roller lever
Pizzato FM552-K21 position switch with roller lever actuator, 1 NO + 1 NC contacts, snap-action switching, cable gland entry and IP67 protection for industrial automation applications.
£14.11
Why Choose the Pizzato FM552-K21 Position Switch?
The Pizzato FM552-K21 is a compact and reliable position switch with roller lever actuator, designed for accurate position detection and consistent switching in industrial automation systems. As part of the proven Pizzato FM series, it delivers dependable performance in standard and demanding industrial environments.
Built with a durable metal housing, the FM552-K21 provides excellent resistance to vibration, mechanical stress and harsh operating conditions. Its compact footprint allows easy integration into machinery, conveyors and control panels.
This model features a 1 NO + 1 NC contact configuration with snap-action switching and positive opening contacts, ensuring fast and reliable electrical response. The K21 version includes a PG13.5 cable entry with cable gland (6 to 12 mm) and is supplied without a reset device, making it ideal for standard automation applications.
Key Advantages
- Reliable position switch for industrial automation.
- 1 normally open + 1 normally closed contact for flexible control.
- Snap-action switching ensures fast and precise operation.
- Positive opening contacts improve safety reliability.
- Integrated cable gland for 6–12 mm cables for simplified installation.
- Durable metal housing for harsh industrial environments.
Key Features
- Pizzato FM series position switch.
- Contact configuration: 1 NO + 1 NC (snap action).
- Positive opening contacts for safety compliance.
- Actuator: straight lever with technopolymer roller (20 mm diameter).
- Housing: metal construction.
- Cable entry: PG13.5 with integrated cable gland (6–12 mm).
- Protection rating: IP67 according to EN 60529.
- Head designed for adjustable lever positioning.
Reliable Position Detection for Industrial Systems
The Pizzato FM552-K21 is engineered to provide accurate and repeatable position detection in industrial machinery. Its roller lever actuator ensures smooth engagement with moving components, reducing wear while maintaining consistent switching performance.
With snap-action contacts and positive opening functionality, it is well suited to both control and safety circuits where fast response and dependable operation are essential.
Typical Applications
- Industrial automation and control systems.
- Conveyor and material handling equipment.
- Packaging and production machinery.
- Position monitoring in mechanical systems.
- Machine tools and manufacturing lines.
- OEM machinery and system integration.
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 | 1 NO + 1 NC | |
| Contact type | Snap action | |
| Positive opening | Yes | |
| Housing material | Metal | |
| Actuator type | Roller lever (20 mm roller) | |
| Reset mechanism | None | |
| Protection rating | IP67 | |
| Cable entry | PG13.5 with cable gland (6–12 mm) | |
| Mounting type | Surface mounting | |
| Operating temperature | approx. minus 25 to plus 80 °C | |
| HS Code | 85369095 |
Frequently Asked Questions
What is the Pizzato FM552-K21 used for?
This position switch is used to detect mechanical movement and provide reliable electrical switching signals in industrial automation systems.
What contact configuration does this switch have?
The FM552-K21 features 1 normally open and 1 normally closed contact for flexible control applications.
What type of switching mechanism is used?
This model uses snap-action switching for fast and precise signal changes.
Does this version include a cable gland?
Yes, the K21 variant includes a PG13.5 cable entry with cable gland suitable for cables between 6 and 12 mm.
Is this switch suitable for harsh industrial environments?
Yes, the metal housing and IP67 protection rating make it suitable for demanding industrial environments.
Trusted by Automation Engineers Worldwide
Pizzato FM series position switches are widely trusted by engineers for their durability, precision switching and reliable performance in industrial automation systems.
