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FR 251-W3 Pizzato Position switch with roller lever and reset device
Pizzato FR251-W3 industrial limit switch with roller lever, manual reset function, 2x (1 NO + 1 NC) snap-action contacts and IP67/IP69K protection for industrial automation.
£19.51
Why Choose the Pizzato FR251-W3 Limit Switch?
The Pizzato FR251-W3 is a reliable industrial limit switch with roller lever and reset function, designed for accurate position detection and controlled switching in automation systems. As part of the versatile Pizzato FR series, it delivers dependable performance across a wide range of industrial applications.
This model features a durable technopolymer housing with a PG13.5 conduit entry, ensuring robust protection and easy installation. Its 2 × (1 NO + 1 NC) snap-action contact configuration provides flexible switching options, making it suitable for both control and signalling tasks.
The integrated manual reset mechanism ensures that the switch must be deliberately reset after actuation, improving safety and preventing unintended machine restart. Combined with a roller lever actuator, the FR251-W3 ensures smooth, consistent and repeatable operation in demanding industrial environments.
Key Advantages
- Reliable limit switch for industrial automation systems.
- 2 × (1 NO + 1 NC) contacts for flexible switching control.
- Manual reset function enhances operational safety.
- Snap-action switching for fast and precise response.
- Durable construction for harsh industrial environments.
- Roller lever actuator ensures smooth engagement.
Key Features
- Pizzato FR series position switch with reset device.
- 2 contact blocks (1 NO + 1 NC each).
- Snap-action switching mechanism.
- Manual reset mechanism for controlled restart.
- Roller lever actuator with 20 mm technopolymer roller.
- PG13.5 threaded conduit entry.
- Technopolymer housing with zinc-plated internal components and silver contacts.
Controlled Switching with Reset Safety
The Pizzato FR251-W3 is designed for applications where safe and controlled restart is essential. The integrated reset mechanism ensures that machinery cannot resume operation automatically after actuation, helping to protect operators and equipment.
Its snap-action contacts provide fast switching response, making it suitable for high-speed automation systems. The roller lever actuator ensures reliable mechanical interaction with moving parts, supporting accurate position monitoring in industrial environments.
Typical Applications
- Machine guarding and safety interlock systems.
- Industrial conveyors and material handling systems.
- Packaging and processing machinery.
- Position monitoring in automation systems.
- End-of-travel detection in mechanical equipment.
- Safety circuits requiring manual reset functionality.
Technical Specifications
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| Device Type | Limit switch | |
|---|---|---|
| Housing Material | Technopolymer | |
| IP Rating | IP67 | |
| Contacts | 1NO + 1NC | |
| Actuator Type | Roller lever | |
| Connection | PG13.5 cable entry | |
| Series | FR Series (reset type) | |
| Product type | Limit / position switch with reset | |
| Contact configuration | 2 × (1 NO + 1 NC) | |
| Switching type | Snap action | |
| Reset type | Manual / simultaneous reset | |
| Rated current | up to 10 A | |
| Rated voltage | up to 250 V AC | |
| Rated insulation voltage | up to 500 V | |
| Protection rating | IP67 / IP69K | |
| Housing material | Technopolymer | |
| Actuator type | Roller lever | |
| Cable entry | PG13.5 | |
| Operating temperature | -25 to +80 °C | |
| HS Code | 85369095 |
Frequently Asked Questions
What is the Pizzato FR251-W3 used for?
This limit switch is used for detecting the position of moving machine parts and providing reliable control signals in industrial automation systems.
What contact configuration does it have?
It features two sets of contacts, each with 1 normally open and 1 normally closed contact.
What is the purpose of the reset function?
The manual reset ensures that machinery must be deliberately restarted after actuation, improving safety.
What type of switching does it use?
It uses snap-action switching for fast and precise electrical response.
Is it suitable for harsh environments?
Yes, with IP67 and IP69K protection, it is suitable for dusty, wet and washdown industrial environments.
Trusted by Industrial Engineers Worldwide
Pizzato FR series limit switches are widely trusted for their durability, safety features and reliable switching performance in demanding industrial automation systems.
